18 Years Factory Tunnel Telephone - Waterproof 4×4 numeric USB keypad-B766 – Siniwo

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Always customer-oriented, and it's our ultimate goal to get not only by far the most reputable, trustable and honest supplier, but also the partner for our customers for Handset With Lanyard , Retro Handset , Tunnel Telephone , We just not only provide the high quality to our customers, but more even important is our best service and the competitive price.
18 Years Factory Tunnel Telephone - Waterproof 4×4 numeric USB keypad-B766 – Siniwo Detail:

Waterproof 4×4 numeric USB keypad-B766

Quick Details: 

1. 16 Keys Vandal proof IP65 stainless steel, Dot matrix keypad.

2. carbon-on-gold key switch technology.

3. rear mounting/Build-In mounting


1. 16 keys IP65 dynamic compact format vandal proof ,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. 

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. 


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Model B766
Material Stainless Steel 304
Key size 14.0mm*14.0mm
Life 1,000,000 cycles per key
Contact Resistance 200 Ohms Maxium
Contact Rating 20~30mA
PCB Double-sided PCB
Conductive Metal dome conductive
Key button selection Customizable
Connection Interface XH plug,Pin Header,USB,PS2,RS232,RS485
Certificate CE
Protection Degree IP66
Vandal Proof Degree IK08
Operating Temperature -25℃~65℃
Storage Terperature -45℃~85℃
Relative Humidity 30%-90%RH
Atmospheric pressure 60-106Kpa

 Product Picture:

B711-001 .jpg


Shipping Method:




1. Q: How long is the warranty period?

A: 1 year.

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2.  Q: How to pay?

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

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3. Q: How to pay the deposit?

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

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

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

    And representative inspector are also welcomed.  

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5. Q: What about the delivery time?

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

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6. Q: How will you deliver the products?

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

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

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

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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 13 years.And we have offer lots of keypad solutions for our customer.

Product detail pictures:

18 Years Factory Tunnel Telephone -
 Waterproof 4×4 numeric USB keypad-B766  – Siniwo detail pictures

18 Years Factory Tunnel Telephone -
 Waterproof 4×4 numeric USB keypad-B766  – Siniwo detail pictures

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Our company has been focusing on brand strategy. Customers' satisfaction is our best advertising. We also supply OEM service for 18 Years Factory Tunnel Telephone - Waterproof 4×4 numeric USB keypad-B766 – Siniwo, The product will supply to all over the world, such as: Albania , Paraguay , Mexico , Aiming to grow to be by far the most experienced supplier within this sector in Uganda, we keep researching on the creating procedure and raising the high quality of our principal merchandise. Till now, the merchandise list has been updated on a regular basis and attracted customers from around the globe. In depth data can be obtained in our web page and you'll be served with good quality consultant service by our after-sale team. They're about to make it possible for you to get complete acknowledge about our things and make a satisfied negotiation. Small business check out to our factory in Uganda can also be welcome at any time. Hope to obtain your inquiries to get a happy co-operation.
  • Product quality is good, quality assurance system is complete, every link can inquire and solve the problem timely!
    5 Stars By Sabrina from Oslo - 2015.12.30 10:21
    Timely delivery, strict implementation of the contract provisions of the goods, encountered special circumstances, but also actively cooperate, a trustworthy company!
    5 Stars By Honey from Bangladesh - 2015.11.04 10:32

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