It is a keypad which mainly designed for prison phone or elevators as dial keypad . The keypad panel is made in SUS304 stainless steel material and zinc alloy metal buttons., which is vandal-proof, against corrosion, weather-proof especially under extreme climatic conditions, water proof/dirt proof, operation under hostile environments. Our sales team has rich experience in industrial telecommunication filed so we could offer the most proper solution of your problem if you contact us. Also we have R&D team as support at any time.This keypad could be used in prison phone also industrial machines as control panel, so if you have any machine which need big buttons keypad, you could choose it.
Item
Technical data
Input Voltage
3.3V/5V
Waterproof Grade
IP65
Actuation Force
250g/2.45N(Pressure point)
Rubber Life
More than 2 million time per key
Key Travel Distance
0.45mm
Working Temperature
-25℃~+65℃
Storage Temperature
-40℃~+85℃
Relative Humidity
30%-95%
Atmospheric Pressure
60kpa-106kpa
85% spare parts are produced by our own factory and with matched test machines, we could confirm the function and standard directly.Any appointed connector could be made as customer's request. Let us know the exact item No. in advance.1.This keypad is mainly conductive by 250g metal domes with 1 million times working life. 2.The keypad front and rear panel is SUS304 brushed or mirror stainless steel maetrial which has strong vandal proof grade. 3.The buttons is made with width 21mm and height 20.5mm dimension. With this big buttons, it could be used by people who have big hands. 4.There also have insulating layer between the PCB and rear panel which prevent shorting during usage.
85% spare parts are produced by our own factory and with matched test machines, we could confirm the function and standard directly.
Any appointed connector could be made as customer's request. Let us know the exact item No. in advance.
1.This keypad is mainly conductive by 250g metal domes with 1 million times working life. 2.The keypad front and rear panel is SUS304 brushed or mirror stainless steel maetrial which has strong vandal proof grade. 3.The buttons is made with width 21mm and height 20.5mm dimension. With this big buttons, it could be used by people who have big hands. 4.There also have insulating layer between the PCB and rear panel which prevent shorting during usage.
