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KJTDQ Wholesale sensor switch company for industrial

KJTDQ Wholesale sensor switch company for industrial
  • KJTDQ Wholesale sensor switch company for industrial
  • KJTDQ Wholesale sensor switch company for industrial

KJTDQ Wholesale sensor switch company for industrial

KJTDQ is an integrated sensor switch contractor integrating design, procurement and development.
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Product Comparison
Nanjing KJT Electric Co.,ltd has great production capability and excellent technology. We also have comprehensive production and quality inspection equipment. Sensor Manufacturers has fine workmanship, high quality, reasonable price, good appearance, and great practicality.Compared with other products in the same category, Sensor Manufacturers produced by Nanjing KJT Electric Co.,ltd has the following advantages.
Product Details
We are confident about the exquisite details of Sensor Switch.Sensor Switch, manufactured based on high-quality materials and advanced technology, has reasonable structure, excellent performance, stable quality, and long-lasting durability. It is a reliable product which is widely recognized in the market.
Company Advantages
1. Nanjing KJT Electric Co,.LTD mainly assemble sensor switch whose materials including .
2. The product has excellent temperature resistance. It is not prone to melt or decompose under high temperature and harden or rupture under low temperature.
3. The product is being increasingly important and widely applied because of its remarkable economic return.
4. The product has earned good reputation and trust from clients at home and abroad.

KJT Series M6 Head Diffuse Fiber Optical Sensor 
Detailed Product Description :

KJTDQ Wholesale sensor switch company for industrial-1

1)  Light weight and space-saving construction, optical fibers can be integrated directly in pick & place tools
2)Detection, differentiation and positioning of the most diverse objects
3)Monitoring of whole areas with fiber optic arrays with linear fiber arrangement
4)Use at high, low or constantly fluctuating ambient temperatures
5)Detection of levels or leaks, including hazardous liquids
6)Detection of transparent media such as glass, wafers or films with focused fiber optic reflective types

1.Import fibers,UL-rated cable 
2.Various sensor head,M4,M6,M3 
3.OEM accept 
4.Light weight,work tep.-25--+75 ºC
5.High precision

Q:  What's your warranty ? How about the quality of your sensors ?
A: 18  mouths 
  We have the certification of ISO,CE,CCC.Our sensors can replace many famous brand sensors(BALLUFF,IFM,P+F,TURCK,OMRON,SICK,Contrinex,,KEYENCE,
BANNER,BAUMER,AUTONICS,etc) You can provide us the date sheet and we check whether can produce.
Q:  Do you have different style ?
A: We produce our own brand sensor(KJT),also provide OEM + ODM service.
Q:  How can we become your sale distributor ?
A: If you can sell our products USD 5,000 to USD 60,000 per year,you could be one of our distributors in your city or area.We have price protection policy in every area.
 We still looking for more distributors,do you like to join us?
Q:  Can we have our logo or company name to be printed on your products or the package ?
A:  Yes,you can.Logo or imprints can be printed on our products.
The minimum quantity is 500 pcs per logo.You can send us the artwork by email in JPEG or TIFF format.If you want your logo and company name to be printed on the package for the products(custom design package).Such as gift box and paper card,the MOQ is 500 pcs per model.You can send us the artwork by email in JPG/TIF/AI/EPS/TIFF or coreIDraw formats
Q:  How about the delivery time ?
A:  We are factory and we have large warehouse for goods,if we have the sensors you need in stock,we will send in 3 days.If have not in stock,we will produce asap after received your payment in our account.the detailed delivery time is according your order qty.
QDoes KJT keeps goods in stock or only trading ?
A: We have large warehouse for goods. Keep lots of goods in warehouse, so could promise fast delivery.
Q: What's your shipment method?
A: We ship by Express, by air, by sea, by train. Normally we checked and compare, then provide customer the most proper shipment method.
Q: What's about MOQ?
A: First order MOQ=pcs (different type sensor has different MOQ)
Q: If i want to release order, what's the payment method you accept ?
A: We accept T/T, Paypal, Western union, L/C.
Q: If i want to release order, what's the process?
A: Thanks. You can send inquiry to us or send us by email, we will reply within 12 hrs.
Q: Could KJT provide technology support?
A:  We're in this field more than 10 years. If there's any problem, please contact with us,we'll provide suggestion from our engineer to help you solve problem.
Q:When you use KJT's photoelectric sensor and inductive proximity sensor, the following subject should be noticed: 
A: Ensure the working voltage is 10-30 V DC or 90-250 AC.
Required the sensing distance and the material of detecting objects.
For photoelectric sensor ensure it is available through beam and reflection.
Ensure it is NPN or PNP output.

Q:  How can i get a sample ?
A: If you need one sample for checking-up,we will provide one free sample for one type sensor(same data sheet) for you, .but we do not carry the freight charge.If we have no this type sample in stock,we could produce it for you.

Company Features
1. KJTDQ is an integrated sensor switch contractor integrating design, procurement and development.
2. KJTDQ is equipped with highly professional QC team.
3. We keep mission in mind to create better fiber optic sensor amplifier with our professional spirit. Ask! The spirit of has been formed in the course of more than decades of years of Nanjing KJT Electric Co,.LTD development. Ask! Nanjing KJT Electric Co,.LTD will take immediate measures to help customers for problems happened to our fibre optic amplifier . Ask!
Product Description


 QFS-400 flow switch is a kind of real-time monitoring measurement instrument that used for liquid flow in pipeline .It adopts full metal jacket, no moving parts, output continuously adjustable, compact structure. 6 LED real time display the state of flow and output. Convenient installation, suitable for various pipe diameters. Widely used in hydropower and other pipeline fluid flow monitoring industry.


Model: QFS-400 flow switch





High accuracy, good stability, long working life and high reliability

Small in size,convenient installation

6 LED real time display.


Dimensions :( unit: mm)




Electrical connection:





Excitation +



Excitation -



Relay: Normally open



Relay: Normally close
















Technical Specifications:


Measuring media

dilute non-corrosive liquids(water,oil…)

Measuring ranges



Excitation voltage



Output signal


SPDT(250VAC/30VDC, 3A)



Response time



Initialize time



Medium temp.


Environment temp.


Storage temp.


Consumption current



Overload pressure



Environment protection

IP rating

IP 67

Case Material

                304 SS

Material (wetted parts)

                304 SS



1. The wetted parts need to immersed in fluid.Installation in small diameter pipeline to ensure that the probe can’t contact with pipe’s inner wall.

2 .When the fluid can not completely fill the pipeline, products should be installed in the bottom of the pipe. (Figure 1) 



3. If there may be sediment in the pipeline, please products installed in the pipeline side wall, horizontal mounting (Figure 2), to avoid the air and sediment



4. Installation in a straight pipe close to bend or intersection place, the pipe length should not be less than 4 times the diameter of pipeline.


Packaging & Shipping


All products can be shipped by International Express including EMS,UPS,FedEx,DHL and TNTas you required. By plane or by ship is available, too. The detailed can be discussed with our sales.We will choose the safe and cheapest way for you to reduce your cost. 


All products will be well packed in hard paper box properly and security. Packing list will be enclosed inside the box. Please take care of this when you unpack the package.


The material of fibre optic amplifier allows fibre optic amplifier to make itself fibre optic amplifier. The product comes with a premium polarized film
The adopt of fibre optic amplifier bring the fibre optic amplifier features of fibre optic amplifier. The product can easily reach HDTV resolutions
We can customize shapes for our fibre optic amplifier. Compared to the OLED one, it is not likely to cause eye fatigue or injury of ocular tissues
All fiber optic sensor amplifier are produced by high quality material. The outer glass of this product is waterproof
We adopt imported raw materials to make the surface to be of fibre optic amplifier. It offers exceptional reproduction of colors
Thanks to the excellent properties of fiber optic sensor amplifier, fibre optic amplifier is popular among customers. The product sells well in Europe, North America, and South America regions
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