High Quality for B721 Keypad – Telephone Junction Box


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We always continually offer you by far the most conscientious customer service, and the widest variety of designs and styles with finest materials. These attempts include the availability of customized designs with speed and dispatch for Jail Phone Telephone Kiosk , Industrial Explosion Proof Camera , 4x4 keypad pinout , In addition, we would properly tutorial the purchasers about the application techniques to adopt our items plus the way to select appropriate materials.
High Quality for B721 Keypad – Telephone Junction Box Detail:

Model B721
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 with 26 letters or without 26 letters
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

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 B721 Keypad – Telephone Junction Box detail pictures

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 B721 Keypad – Telephone Junction Box detail pictures


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To create more value for customers is our business philosophy; customer growing is our working chase for High Quality for B721 Keypad – Telephone Junction Box, The product will supply to all over the world, such as: French , Swiss , Costa rica , So We also continuously function. we, focuse on high quality, and are conscious of the importance of environmental protection, most of the merchandise are pollution-free, environmentally friendly products, reuse on the solution. We've Updated our catalog, which introduces our organization. n detail and covers the primary items we provide at present, You may also visit our web-site, which involves our most recent product line. We look forward to reactivating our company connection.
  • It is a very good, very rare business partners, looking forward to the next more perfect cooperation!
    5 Stars By Alex from Canada - 2016.11.12 12:31
    The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!
    5 Stars By Agnes from Puerto Rico - 2015.09.16 11:31

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