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Quick Details

  • Place of Origin: Zhejiang, China (Mainland)
  • Brand Name: XL
  • Model Number: XL B660
  • Application: Telecommunication Equipment
  • Keypad Button Material: Metal
  • color: polished or sandblasted chrome
  • force: 160-180grams
  • contact resistance: <100Ω
  • service life: >2million
  • ambient temperature: -30-+50
  • relative humidity: <95%
  • atmospheric pressure: 80-110kpa
  • protection degree: IP67
  • material: zinc alloy
  • illuminated keypad: yes

Packaging & Delivery

Packaging Details packing: 40pcs/ctn
ctn size:42x35x11.5 cm
illuminated keypad
Delivery Time 20 days

China 4x4 matrix 16 buttons blue light illuminated keypad  


Product Description


Quick Details: 

1. 16 Keys Vandal proof IP65 zinc alloy, Dot matrix keypad.

2. carbon-on-gold key switch technology.

3. rear mounting



1. 16keys IP65 dynamic compact format vandal proof , Zinc alloy Industrial numeric keypad with industrial PCB electronics.

2. Industrial PCB with carbon-on-gold key switch technology with long stroke (2.0mm) with extremely good tactile feeling 

    for fast and accurate data input without any noise.

3. Ease of installation and maintenance.

4.Colors of led can be customized according to customer’s requirements. Blue,yellow,green and red are available.


Special Features:

1. Specially designed keyboards meet the highest demands with regard to design, functionality, longevity and 

    high protection level.

2. This keypad with willful destruction, vandal-proof, against corrosion, weather-proof especially under

    extreme climatic conditions, water proof/dirt proof, operation under hostile environments. 



A. unsupervised or semi -supervised positions of varied access control systems,security system, household applications.





16 keys

Switching material

carbon-on-Gold key switch technology PCB

Actuation Force

0.6 N+/-0.1N (pressure point) 

Frame/keys materials

Znic alloy 


82.0mm *75.5mm (L x W )


110 g approx

led color


Key Size

13.0mm *13.0mm 

rubber life

more than 500000 cycles


Power supply voltage

 3V DC

Current Rating

appr. 45mA 

Power Consumption

Under 300mW for operation, under 200mW for non-operation. 

Contact resistance

200 ohm (max)

Electrical lifetime

> 5 years


 Male pinout connector 


All windows, Linux, Unix, Mac OSX


Operating temperature

-20℃ to +75℃

Storage temperature

-35℃ to +85℃

Operating RH


Atmospheric pressure



Protection Level

IP65(front panel)

Vandal resistant





Product Images


Packaging & Shipping

General Packing Detail As Below: 


One small white box for 2 pieces

40 pcs per carton

Carton Size:430x350x115cm.

Customized package requirements are also available.



Shipping Method:  


For samples or small orders, we would like to recomment to ship by express and we have good cooperation with DHL,UPS,FEDEX and TNT. 

For large volume orders, we can als arrange shipping by air or sea. 



Company Information



1. Q: How long is the warranty period?

A: 1 year.

2.  Q: How to pay?

A: TT,Paypal, Western Union, Alibaba Trade Assurance.


3. Q: How to pay the deposit?

A: 100% T/T for small order, and 30% deposti and 70% balance before shipping for large orders. 

4. Q: How to ensure the quality of the products?

A: Every piece of our products are under strict and repeat tests before delivery.

5. Q: What about the delivery time?

A: 1000 pcs or more within 30 days and samples will be shipped within 2 days. m

6. Q: How will you deliver the products?

A: Samples and small orders usually are shipped through international expressa and large ones are shipped by air or sea.

7. Q: How is the inventory of your company?

A: We keep a large stock of goods to ensure our prompt delivery.

8.Q: Do you accept customized keypad ? 

A: Yes, OEM and ODM are available for us, Our R&D team work have been in this field for 11 years.



we have specilazed in designing, developing and producing industrial telephone and telephone parts for 8 years!  should you have any requirments, pls contact us anytime directly!



Transaction History of the Supplier

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Transaction Overview


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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
29 Transactions 160,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $81,000
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