Quality Inspection for B509 Keypad – Rj11 Telephone Box


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Quality Inspection for B509 Keypad – Rj11 Telephone Box Detail:

Model B509
Material Zinc Alloy
Dimension 70*72.5mm
Life 2,000,000 cycles per key
Contact Resistance 200 Ohms Maxium
Contact Rating 20~30mA
PCB Double-sided PCB
Conductive Rubber Silicone conductive carbon particles
Key button selection With 26 letters or Without 26 letters
Connection Interface XH plug,Pin Header,USB,PS2,RS232,RS485
Certificate CE
Protection Degree IP65
Vandal Proof Degree IK09
Operating Temperature -25℃~65℃
Storage Terperature -45℃~85℃
Relative Humidity 30%-90%RH
Atmospheric pressure 60-106Kpa

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 B509 Keypad – Rj11 Telephone Box detail pictures

Quality Inspection for
 B509 Keypad – Rj11 Telephone Box detail pictures


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Our well-equipped facilities and excellent excellent management throughout all stages of creation enables us to guarantee total buyer satisfaction for Quality Inspection for B509 Keypad – Rj11 Telephone Box, The product will supply to all over the world, such as: Cologne , Iraq , Kenya , We believe that good business relationships will lead to mutual benefits and improvement for both parties. We now have established long-term and successful cooperative relationships with many customers through their confidence in our customized services and integrity in doing business. We also enjoy a high reputation through our good performance. Better performance will be expected as our principle of integrity. Devotion and Steadiness will remain as ever.
  • We are long-term partners, there is no disappointment every time, we hope to maintain this friendship later!
    5 Stars By Adam from Chile - 2016.09.28 18:29
    We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!
    5 Stars By Chloe from Bahamas - 2016.12.02 14:11

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