FAQ

Purchased LW18 bracket for the mounting bracket of ST45L. It is possible to purchase LB18 bracket separately and exchange it personally?

LW18 bracket is produced by the pipe of wall mounting type and LB18 bracket is produced by the pipe of standard type. Therefore it is impossible to use by changing of only bracket. That is not compatible. If you want to change the specification, please ask the distributor or QLight to purchase pipe and bracket together and change it.

Now using the model of ST56L-3 layers and it is possible to use as 4 layers by adding of 1 layer? And it is possible to purchase only LED KIT and assemble with existing product?

It is impossible to use by adding only LED KIT on the ST56L-3 product. Because internal components and structure will be changed when the layer is changed, it is impossible to assemble them personally. Please ask the distributor or QLight to inquiry the changing of specification.

What is rated power for ST45L-DC24V product?

Rated power for ST45L-3-DC24V model is 2.592W exactly. The formula to calculate power is "Power = Voltage x Current". That is P(W) = 24 x 0.108A = 2.592W. You can simply calculate it for other models by using above formula because current is specified in the website and catalogue.

In case of LED Tower Light product, is it possible to operated it by inputting of power directly without through the Relay?

It is possible to operate it by supplying of power without separate control because DC product is direct power supply type. In case of AC product, there are separate power lines. But if you order the specification of direct power supply type as option, it can be supplied.

What is the difference between ST56L and ST56EL? And is it possible to purchase only KIT separately?

The difference between "L" type and "EL" type is the size (height) of KIT and current. The size and current for LED KIT for "EL" type is a half of "L" type. You can purchase only KIT as the purpose of A/S and it will not supplied as other purpose. Please contact the distributor or Qlight for purchasing.

In case of LED or Bulb Tower lights, is it possible to produce the product of DC110V?

In case of the product over Ø56mm, it is possible to produce as custom made regardless of LED and Bulb.

In case of SWTLF-DC24V product, flashes of 60~80/min is standard specification. Then is it possible to adjust it to 20~30/min.?

In case of this product, flashes of 60~80/min. is standard and you can order flashes of 20~30/min. as custom made.

Standard Pole length for Tower Lights is designated. Is it possible to extend or reduce the length of pole according to the condition of installation?

If you don't designate the length of pole separately when ordering of Tower Light, basically it shall be produced as the length of 200mm. If you designate the pole length you want, it shall be produced as that length, and if the length is over 500mm, there will be extra cost. And Qlight has the special specification of Sliding Pole that pole length adjustable according to installation condition. This pole length adjustable type is very good for the equipment supplied to each site installation height different.

Do you have any products linked with PC and using it without additional power supply?

1. USB type tower lights: As the system communication with PC available according to USB communication protocol, it is controlled by connected with USB port of PC according to application program on the PC. 2. EtherNet type tower lights: EtherNet communication Tower Light controlled by connecting with internet and LAN network. EtherNet is the communication system to send and take the data everywhere in the whole world LAN network constructed. There is the disadvantage to supply additional power (AC or DC) unlike USB type tower lights, but there is the advantage to send and take the data everywhere LAN network constructed.

What kinds of mounting bracket for tower lights do you have?

The kinds of mounting bracket for Tower Light are as followings. If you designated specific mounting bracket when ordering, it will be enclosed on the product box. And if there is no designation separately, standard type will be supplied. 1. SCREW & NUT : it is basic (standard) product mounted on Pole. There are screw on the end of pole and nut for mounting. 2. LB□□ : "L" shape bracket installed on the standard pole product. And it will be used for mounting on the vertical surface such as wall. 3. SZ□□ : It is a round bracket used for mounting on the horizontal surface. 4. LW□□ : Gentrified products of vertical bracket. It will be used for mounting on the vertical surface, and wire can be out to wall surface and the bottom of pole. 5. SL□□ - : It is a round bracket used for mounting on the horizontal surface and adjusting of 180 degree available.

Is Hz (Frequency) marked on the products of Tower Lights?

The standard of prevailing in Korea is 60Hz and the standard of QLight is also 60Hz. Therefore it is not marked separately in general and it will be marked for the specification of 50Hz.

Is it possible to produce ST45L model as AC24V?

In case of ST45L model, generally it is possible to use DC24V product as AC24V. For reference, it is possible to use both AC and DC for the specification of 12V and 24V in ST45/56/80L, LF products.

Is it possible to produce cable length of 1.5M for ST45L?

Standard cable length for Tower Light is 400mm, but if you designate 1.5m as option, it will be produced as custom made.

What is the thickness of power line for Tower Lights?

In case of direct power supply type in the Tower Light, signal line is power line of 0.3Sq. In case of the specification for separated power line and signal line, power line is 0.75Sq. The standard per each line is UL1015-18AWG(0.3Sq) and UL1007-22AWG(0.75Sq).

Is it possible to control volume of Buzzer in the Tower Lights?

It is impossible to control volume in the product of standard specification, but it can be produced as special specification. You can control volume by adjusting of volume control installed on the body.

Is it possible to produce the product of 2 tone buzzer sounds in the Tower Lights?

In case of standard specification for Tower light buzzer type, there is only 1 tone of short interval (PI-PI-PI-PI-...), but 2 tones buzzer is available as custom made. Therefore please designate 2 tones buzzer specification as option when ordering. In additional, 5 kinds of buzzer sound can be operated in the special control tower light of USBB and ETNB type.

Do you have any model can use dual frequency of 50Hz and 60Hz in the Tower Lights?

In case of the frequency of AC product, it is impossible to use as dual frequency of 50Hz and 60Hz, and you have to designate one frequency. If you don't request separately, it will be produced as 60Hz that is prevailing frequency in Korea.

Is it possible to use tower lights as both Steady and Flashing function?

LF" specification of Tower Light is available to use both Steady and Flashing function. In case of AC specification for ST45/56/80LF, Steady Common line and Flashing Common line are out from the product separately. Therefore the user can use both Steady and Flashing partitively according to connection (signal method) method (But when tie steady common line and flashing common line together, the PCB will be damaged. Therefore it needs for attentions. ex) when steady and flashing signal are input at same time, it is no problem for a while. But when it lasted continuously, misoperation will be happened or PCB board will be damaged). In case of DC specification, basically flashing common line is only out from the product. Therefore you have to connect separately by referring to connection diagram for using of steady. If you want to use steady by connecting of common line same as flashing, you have to order steady common line as option.

What is the difference between ST45L and ST45ML?

M" type is Mount_direct mounting (Bolts) type to mount the product on the equipment directly, and "L" type is pole mounting type to mount the product the equipment through pipe. That is to say the difference of mounting type.

Do you have the specification for Melody sound in the ST45L product?

QLight has the model of Tower Lights with built-in sound. You can order the model name of ST45WL or ST45WLF. ST45WL is LED Steady type and ST45WLF is LED Steady and Flashing type. There are warning sound(WS), Melody(WM) and Alarm(WA) in the kinds of sound tones.

Rated Voltage for LED KIT of Tower Lights is same specification or different per model?

In case of LED KIT, voltage specification is different according to the products. Same voltage KIT with voltage of each product shall be applied to standard DC voltage Tower Light. But DC12V LED KIT shall be applied to the model of STD**L, ST**WL, USBB(S), ETNB(S). If you need to check the voltage specification for KIT per products, please inquiry to QLight.

In case of Tower Lights, is it possible to produce dual voltage available of AC and DC?

In case of 12V and 24v model of ST45/56/80L, LF standard Tower Lights, it is possible to use both AC and DC voltage.

In case of bulb type of warning light, it is possible to replace only bulb when bulb's life is end. In case of LED type, what parts do I replace?

Because LED product is produced as the PCB board assembly, please contact our distributor or us and purchase and replace this assembly.

In case of Warning Lights with buzzer product, is it possible to control volume?

Volume switch will not installed on the product in standard warning light with buzzer type. But it is possible to produce for DC product of over Ø100 as option.

Is it possible to install the magnet in the S125D model (built-in sound Warning Light)?

Standard specification is mounting bolt (3 points) type, but ordering is available as the option by custom made. If there are vibration or movement on the equipment, it will be produced by using strong magnet. Therefore when you order, please designate "HM" type as option.

In case of S100D (built-in signal sound Warning Lights), is there the method to operate warning light and signal sound separately not operated same time?

If you want to control warning light and signal sound separately in S100D model, you can order it as custom made. There are two kinds of methods, and one is power separation type. It will be produced as 2 power lines for warning light and 2 signal lines of signal sound. Another is separate contact line for warning light out type. It is produced as 2 power lines, 1 line for operating of warning light by contact point, 5 lines of Signal sound 5 channels and 1 common line.

Standard specification for Flashes is 60~80/min., then is it possible to produce as 100/min.?

Flashing standard specification for LED warning light is 60~80 per minute, but it is available as custom made. Maximum 120 per minute is available as custom made.

In case of S80S model, is it possible to produce as high brightness Xenon lamp Strobe type?

In case of high brightness Xenon lamp product, it is possible to produce the model above S125S size. There are S125HS, S150HS, S180HS models in High brightness Xenon lamp Strobe type.

Have purchased S60L-AC110/220-R in the past. At present is it possible to produce the product of dual voltage of AC110/220V?

In case of old model previous, it was possible to produce for dual voltage of AC110/220V by using of switching circuit, but now discontinued. At present it is not produced as dual voltage of AC110/220V and produced as just prevailing voltage product.

What is the difference between S150RS and S150U in the warning lights?

The difference between two products is the material of body. The material of S150RS is SUS and the material of S150US is ABS.

What is the difference between SWT and SWTE in the Wall mounting type product?

SWTE model is low cost product. Body color of SWTE model is Ivory that is color of raw material, and SWT is high-class product that silver color plated on the raw material of ivory color.

Is it possible to install a external volume on the sound built-in warning lights?

In case of built-in sound warning light model of S100D and S125D, it is possible to install the volume on the product by hole machining on the body. Also if you want to install external volume personally, we can supply external volume switch with additional cost. For reference, when installation of external volume, waterproof grade will be down.

In case of model for QA100UHL, LED operation type is Steady type or Flashing type?

In case of QA100UHL model, it is LED Strobe (periodic LED Flashing) type. And its standard specification is flashing operation.

Do you have the product that Lens diameter is 125mm, LED revolving type, built-in Buzzer and mounting part is made in Magnet?

LED revolving type of Ø125mm is "S125LR" model and the magnet is "M" and the buzzer is "BZ". Combined model name is S125MLR-BZ. You can order by designating of rated voltage and lens color on the model name.

Do you have any products that control of revolving speed is available in the revolving type warning light?

In case of bulb and LED revolving type warning lights for over 100mm of Lens, speed control is available and changeable volume is installed inside of product. You can adjust a changeable volume on the revolving plate for controlling of revolving speed. Representative products of volume control available are as below. Ø100 : S100R, S100U, S100LR, S100ULR Ø125 : S125R, S125U, S125MLR, RB1215D Ø150 : S150R, S150U, S150LR, S150ULR Ø180 : S180R, S180U But, a changeable volume for revolving speed is not installed on the economic product. ex) S100E

Do you have any products that melody sound output with light revolving in the normal warning light?

There are S100D and S125D models of bulb revolving type built-in sound warning light and S100DLR and S125DLR models of LED revolving type built-in sound warning light. There are 4 kinds in Sound tone that are Warning sound 5 tones, Melody 5 tones, Alarm 5 tones and 3 voice signals and you can choose one sound tone when ordering.

In case of SOLAR cell products, is it possible to install at outdoor? And is it supplied on the condition of full charged from factory?

SOLAR Cell product is for outdoor installation. It is supplied on the condition of full charged from factory, but it is supplied on the condition of power switch "OFF" due to discharge. Therefore you can use it after setting of power switch "ON". The method for power "ON" is to put power switch on the side of ON after disassembling of Lens.

Is it possible to install the Buzzer on the Strobe Warning lights?

In case that body material is ABS in the product of Lens out diameter of over 150mm, it is possible to install the Buzzer, and in case of body material of SUS, it is impossible. For example, S150U is possible and S150R impossible.

What kinds of low-price products in the Φ100 warning lights do you have? And what is the difference between S100R and S100E?

S100E model is low-price product in the Φ100 warning lights. The difference between S100R and S100E is below. S100R : revolving speed volume control and selection switch for AC220V and AC110V in the dual voltage specification are installed. S100E: 2 items above mentioned are not installed.

In case of the volume for built-in buzzer type warning light, what is maximum Decibel (dB)? Is it possible to produce as over 100dB?

Maximum volume of warning light with buzzer product is 90dB. At present it is impossible to produce this product as over 100dB.

Is it possible to produce Solar Cell S125SOL as green color?

Qlight is supplying Red and Amber color of Solar Cell products, and it is impossible to produce as Green color due to the restriction on internal circuit.

Could you provide the product prices? They are not listed on the website.

Our company is the key overseas distributor for Qlight. Product prices are not listed on the website. If you need a product quote, please complete the inquiry form with your company name, email address, and name on the Home > Contact Us page. Our sales team will strive to connect with you within 24 hours. Thank you for visiting our website.

I would like to receive a sample.

If you need a sample, please fill out your company name, email address, and name of the person in charge on the Home > Contact Us page. Our sales team will get back to you within 24 hours to understand your specific needs. Please note that any additional costs incurred for the sample request and shipping will be borne by the buyer.

I want to purchase a product, what should I do?

To purchase a product, please follow these steps:

Visit our Home > Contact Us page.
Fill out the inquiry form with your company name, email address, and contact person's name.
Specify the product you are interested in purchasing.
Our sales team will get in touch with you within 24 hours to discuss your order and provide you with a quote. Thank you for choosing our products.

Is it possible to replace glass globe (Explosion proof tempered glass) of model of SEA?

It is impossible to replace only glass globe because the model of SEA is Explosion proof product. Tempered glass shall be molding treatment with related parts for the function of explosion proof. Therefore it is impossible to replace only tempered glass. If you necessary, please contact the distributor or us.

In case of SH1L model, when using it as flashing (LF) type, how to do?

SH1L model is LED Steady type product but it is possible to set flashing operation by simple works. Disassemble the Lens by releasing of assembling 3 bolts on the Lens ring, and adjust L/LF changing switch (2P) on the PCB Board up or down. Then you can use it as L(Steady) and LF(Flashing). But please assemble the packing, Lens and Lens ring very carefully to make no problem in waterproof. If there are the problem in assembling, water could be flowed into inside of product.

Do you produce the Aviation Obstruction light?

QLight is supplying LED Aviation Obstruction Light that life time, efficiency of power improved. 1. It is applied to Tower Crane, Airport Runway, Iron tower of power line. 2. Based on 12 hours lighting ON per a day by high brightness LED light source, long life time of maximum 5 years is guaranteed. Because LED has a excellent efficiency to convert electricity to light, consumed power is lower than same class of bulb type light and it is very economic (Bulb 100W - LED 25~50W). Also it is easy to check and replacement.

What is the difference between SED and SMD?

SED and SMD model are combined product of heavy duty warning light and heavy duty signal phone. In case of SED model, it is the integrated structure combining of heavy duty warning light of SH1(Ø125) and heavy duty signal phone of SEWN30T (118dB). In case of SMD model, it is the integrated structure combining of heavy duty warning light of SH2(Ø150) and heavy duty signal phone of SEWN50T(120dB). There are differences in the size of warning light part and volume of signal phone part.

When order of SC3(SH1TL-R-P+SEWN30L-WS)-220 product, two entries terminal box type is standard?

In case of only SH1TL model, the standard is one entry type. But in case of SC3 Combined model, two entries terminal box type is standard.

What is the difference between SNE-S and SNES-S?

SNE-S model is the explosion proof product has only Xenon lamp and SNES-S model is the explosion proof product has Xenon lamp with built-in siren buzzer.

What is difference between SCDW and SCDF?

SCDW model is wall mounting type and SCDF model is direct mounting type. And others are same besides mounting type. In the model name "W" is wall mounting type and "F" is direct mounting type.

It there any products 2 lights installed on the one product?

There are models of S150ULS-B, S150ULS-BH produced as special specification. Signal part of S150ULS-B is composed in SPK model and its volume is 85dB, and Signal part of S150ULS-BH is composed in SEN15 model and its volume is 108dB. In case of size for warning light part, Ø100 and Ø125mm are available.

What is the difference between S150ULS-B and S150ULS-BH?

The differences are the specification of signal part and volume between two products of special specification. Signal part of S150ULS-B is composed in SPK model and its volume is 85dB, and Signal part of S150ULS-BH is composed in SEN15 model and its volume is 108dB.

In case of SED model, is it possible to produce the body material of BRASS and the structure of explosion proof type?

It is impossible to produce as the body material of BRASS and the structure of explosion proof type. There is SE series for explosion proof type of BRASS material in the QLight's products.

Purchased SH1T of 1 entry terminal box. Then is it possible to change the specification to SH1-2T of 2 entries terminal box?

It is possible to change the specification from SH1T to SH1-2T. It needs to change 1 entry terminal box to 2 entries terminal box and extra cost. If necessary, please inquiry to the distributor or QLight.

In case of SH2 model, it the protection cage included?

As SH2 model is heavy duty warning light, the protection cage is not included in the standard product. You have to order it separately as option.

In case of SESA, SEA and SNE, is body external dimension between the product of KIMM certified and the product of ATEX certified same?

Body external dimension of them is same. But please make sure that the components used in two Certified products are different. KIMM Certification is by Korea Institute of Machinery & Materials and ATEX Certification is European Explosion proof Certification.

Do you have the product of DC110V in the Explosion-proof products?

In case of explosion proof product, there is no product of DC110V, because exclusive components are used on the product according to specific voltage.

Is the protection cage for SHD model standard specification?

The protection cage is not included as standard specification, and it is optional item. If you necessary, please order the protection cage including as option specification.

What is the minimum and Maximum using temperature for heat-proof and Cold-proof product of SLP5130?

It is -40~40°C for cold proof type and +50~120°C for heat proof type of SLP5130. If order as option separately, production and supplying is available.

What is the Weight type Limit Switch in the series of SW2MS?

Weight type Limit Switch product is "W" specification and the Weight for rope is installed on Limit Switch. When the load of the Weight is released, operate or not operate the sense. Weight type Limit Switch similar with this model are SH6560-W and SH8560-W.

What is the specification of Cable Grand for SLP5130-AL?

SLP5130-AL model is explosion proof type Limit Switch. Explosion proof type Cable Grand of NPT 1/2 should be used. If you order as including of Cable Grand, explosion proof specification of "E1XF-16A NPT1/2 will be supplied together with the product.

Is the contents for cold proof type described separately on the KIMM Certificate of Limit Switch products?

The contents for cold proof shall not be described separately on the KIM and KOSHA Certification. But if you order as cold proof type and request the Inspection Report, it will be issued by QLight.

What is difference between limit switch SH6560-AL and SH6560S-AL?

The difference between 2 models is the material of body, and the material of SH6560-AL is Aluminum and SH6560S-AL is "BRASS". If "S" is added on the name of standard model, it will be the product that body material is "BRASS".

Do you produce waterproof and explosion proof limit switch?

QLight is producing not only signal device such as warning light, siren etc., but also special waterproof, explosion proof limit switch. 1. Waterproof type limit switch SLP2130 Series? It is produced for the point of waterproof and suitable for pharmaceutical factory, food processing machine, washing machine, ship engine room, cement factory and outdoor equipment. 2. Explosion proof type limit switch SLP5130 Series? It is suitable for safety switch at the hazard area such as Petrochemical plant, Chemical plant, Oil tanker, plating machine, and it takes ExdIICT6 IP67 Explosion proof certification from Korea Occupational Safety Health Agency (KOSHA) and using available in the poor condition. And it is used widely in each industrial power generation area, Chemical complex.

What is the difference between SEHN25 and SEHN50?

The external shape for these two models is similar, but there are the differences in size, internal Unit (Speaker) and output(volume). The number on model name shows output of the Unit. Output of SEHN25 is 108~115dB and SEHN50 is 115~120dB.

In case of body color for Signal Phone, is it possible to produce the other color besides red color?

In case of SRN and SEN15/25 model in the Signal phone products, it is possible to produce as Ivory color. When you order, please designate Ivory color as option.

In case of SPK model, is possible to order as the specification of external contact (LC) type?

In case of SPK model, it is not produced as LC type. Because Signal part and power part are composed as terminal box type, just connect signal line and power line simply.

In case of SM200 model, is it possible to produce dual voltage of AC110/220V available?

Motor siren of SM200 model is not produced as dual voltage of AC110V/220V. Therefore you have to designate the voltage.

In case of Signal Phone, how much WATT products do you have?

We have the products of 15/25/50W. There are 15/25W for normal signal phone and 25/30/50W for heavy duty signal phone. The number of model name expresses Output WATT(W) of UNIT(Speaker) and the more the number is high: the more sound volume(dB) is high.

Is it possible to control volume for Motor siren SM200?

It is impossible to control volume separately for motor siren of SM200 model.

In case of SN-WS-DC24V product, is it possible to use dual voltage of DC12V and DC24V?

Using as dual voltage of DC12/24V is available in basically.

Is it possible to control volume in the Signal phone products?

In case of standard specification, it is possible to control volume by using of the switch installed on the PCB Board. If you want to control by external volume, please inquiry to QLight first. And if it is possible, you have to designate it as option when ordering.

Is there one sound tone model of AC Voltage in the Signal phone products?

There is single sound tone Signal Phone called as SN-1, but it is for only DC Voltage and AC product is not producing now.

What is meaning of the number in the model of SEN15 and SEN25?

The meaning of 15 and 25 is Output(W) of the Unit(Speaker). The more output is high, the more volume(dB) is high. SEN15 model is 108dB and SEN25 model is 115dB.

In case of model of SN, is it possible to install the external volume?

It is impossible to produce as the specification of external volume specification due to the body material of steel.

In case of SPK of signal phone for panel, is it possible to use warning sound and Melody sound at the same time?

In case of QLight's products having signal sound, it is impossible to use warning sound and melody by combining, because electronic components and circuits are different according to the specification of sound tone. Therefore you have to choose one sound tone. For reference, you can use warning sound(WS) and special warning sound(WP) combined and melody(WM) and alarm(WA) combined.

Is it possible to purchase a pipe separately?

If you inquire with the length of pipe, it is possible to purchase. The price is different according to the length and maximum 1500mm available.

When order for LED KIT of LED Tower Light product, do I have to divide DC24V and AC220V?

It must be divided exclude basic specification of DC product, because Voltage specification of LED KIT is different according to rated voltage and producing specification of product. Please purchase it after checking it with the distributor or us.

Do you have any products to stand under the temperature of 100°C?

Generally QLight's product can be used under the temperature of 50~60°C, and it can't used over that temperature. If you need heat proof product, please inquiry special specification to the distributor or QLight.

What is the difference between 15S and 15D in the Bulb?

As it expresses the Contact of Bulb (lead pitch on the bottom of bulb), 15S is 1 Contact (1 lead pitch) and 15D is 2 Contacts (2 lead pitches). In case of 2 Contacts Bulb, it is not produced for the Bulb of DC and produced for only the Bulb of AC.

There is 4 lines and 6 lines out from the model of ST56EL-3-220-RAG. Why the quantity of line is different?

The product of 4 signal lines is the product of direct power supply type. Operate the product by supplying power into each black common line and 3 signal lines directly. And in case of 6 signal lines of standard specification, supply power into thick 2 power lines separately and operate signal line of 4 lines by Contact point method.

Do you have any product over IP65 and 120dB?

The models satisfy IP65 are SCD, SESA, SNES, and specification is as below. SESA :IP66 , 118dB, SNES :IP66, 110dB, SCD : IP66, 118dB

When the specification ordering for warning light and tower light, what it the difference between buzzer type and signal sound type?

If you want to order the model having the light and sound when ordering for warring light and tower light, you have to designate built-in buzzer type or built-in sound type, and the difference between these two type is as below. 1. Difference 1) In case of built-in buzzer type, small buzzer built-in inside of product with one sound or 2 sounds(custom made). 2) In case of built-in sound type, Sound PCB and Horn built-in inside of product with signal sounds (WS, WA, WM, WV) by selection of one sound tone. ▶ You can designate after checking kinds of sound tone in Website >Technical Information >Available Sound Tones & Selection. 2. You can check the models that built-in Buzzer and sound shall not be applied to the product in Products information > relevant product.

Is it possible to install the magnet on the product of QLight?

In case of other products beside standard magnet attached products, if there is the request of customer, it shall be produced with magnet installed according to using condition. ▶In case of model name for the products, please check and designate it through QLight's website >Products >Selection of products group.

Is it possible to replace the Lens for standard warning lights and tower lights?

When the Lens was broken by outside impact, it is possible to replace only Lens no need to replace whole product. In case of standard warning light (S50 ~ S230 Series), you can purchase it from distributor easily. In case of tower light, it is easy for bulb type, but in case of Tower Lights, please inquire working method separately, because disassembling work of internal PCB Board for each color KIT(UNIT) is required.

Is it possible to purchase the bulb used in QLight's products separately?

In case of all bulb type product used in QLight's product, you can purchase only bulb when it burned. You need to check previously in order to purchase a bulb suitable for the using product. ▶You can check kinds of bulb through QLight's website > Technical Data > Available bulb list

Inquiry for Connection Diagram?

Connection diagram is enclosed inside of product box when the product supplied. If you lost the Connection diagram, you can download it through QLight's website > Technical Data > Connection diagram

The drawing of product is not up-loaded. How can check it?

QLight is uploading the drawings for all products on the website (Website > External drawing / operating manual, but if there are no drawings, please contact the distributor or QLight.

In case of the Aviation Obstacle light, how many time flashed per a minute?

Standard specification for flashes of Aviation Obstacle light is 17~20 times/min.

In case of Cubic stack light with built-in sound of SJD (Bulb type), it is possible to order 4 layers product. Also it is possible to order 4 layers product for SJDL (LED type)?

Standard specification of Cubic stack light with built-in sound is 3 layers, but it is possible to produce as maximum 5 layers as custom made. It is possible to produce regardless of bulb and LED type.

What is the difference between Stack light SR and SRP?

SR model is the type to mount the product on the equipment directly by using of normal bolts and SRP model is the type to mount by pipe. "P" of model name means Pipe.

In case of LED stack light of SRL model, is it possible to produce it as dual voltage of AC220V/110V?

Dual voltage of AC220V/110V is available as custom made. In case of AC representative specification (100V, 220V), it will be produced as 2 power lines. And in case of dual voltage of AC220V/110V, it will be produced as 3 power lines. When ordering, please order as AC dual voltage. 3 power lines composed in Common line(Black)-1 line, AC110V(White)-1 line and AC220V(Red)-1 line.

Is it possible combine Air Horn SANA400 with QEB (Explosion proof Solenoid box) and use?

It is possible to produce by combining of air horn and solenoid box. QEB is explosion proof box, but horn part is not explosion proof. Therefore this combined product is not explosion proof product.

What is the useable Bulb and LED life span in general?

Standard life span per each light source is 1,000~1,500 hours for Bulb and 20,000~25,000 hours for LED in general. It could be varied according to using condition.

When using Bulb and LED on the condition of lighting ON continuously, what is life span?

When using as continuous operation, the life span for bulb is 500~700 hours and LED is 10,000~15,000 hours. It could be varied according to using condition.

In case of dual voltage of DC12V and DC24V available product, what is maximum using voltage?

Generally dual voltage of DC12V/24V product can be used to DC12V~36V. Allowable voltage of DC dual voltage specification maybe different according to the product. Therefore please inquiry to the distributor or QLight.

Is it possible to produce for Cable Grand of M24C type?

M24 type is not standard, but it is available as custom made.

When order only PIPE separately, what is the maximum length for order?

Standard type pipe length is 200mm and maximum 1,500mm available as custom made.

What is the reason that can not produce LED Warning lights as dual voltage of AC220V/110V?

It will be decided whether can produce or not according to the specification of product. In case of warning light product, dual voltage product of AC220V/110V can be produced by 3 power line specification. 3 power lines are composed in common line (black)-1 line, AC110V (White)-1 line and AC220V (Red)-1 line.

What is the function of SUN Switch in the Aviation Obstacle light?

SUN Switch serves as automatic light sensing that light OFF when bright condition and light ON when dark condition. And it is option item. Therefore when ordering, please order as the specification of SUN Switch.

In case of WV type, how many seconds voice recording is available?

In case of WV type of QLight, it composed in total 3 channels (3 sound tones), and 6 seconds recording per 1 channel is available. You can use maximum 18 seconds but can use only 1 channel in this case (it is possible to use 1 channel by combine 3 channels to 1 channel).

What is the method to do wire connection for NPN, PNP type in Tower Lights.Others?

In case of Steady type standard specification of DC Voltage, nonpolarity with built-in bridge circuit specification as direct power supply type. You can connect wire regardless of NPN and PNP type. But in case of DC flashing type and AC products, you have to check that the product is compatible with TR method to be used by referring to the manual, website and catalogue or inquiring to QLight. In case of compatible product, supply power through 2 power lines separately and connect common line with the Emitter of TR and signal lines with the Collector of TR.

Is there additional Control box for power in the Aviation Obstacle light? Or do I connect only power line?

Control box for power is not installed on the product as standard specification and you have to purchase it separately. The product will be operated by only power supplied to power line.

What is the relationship between Qlight and Qlightec?

Please note that Qlight and Qlightec are both brands under our company. This dual-brand strategy ensures we cater to diverse market needs. While our website features Qlight, our product packaging will carry the Qlightec name to maintain consistency and avoid confusion during delivery.

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