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Metal round button keypad-B502

It is mainly for access control system, industrial telephone, vending machine, security system and some other public facilities.

Input Voltage	3.3V/5V
Waterproof Grade	IP65.
Actuation Force	250g/2.45N(Pressure point)
Rubber Life	More than 1 million cycles
Key Travel Distance	0.45mm
Working Temperature	-25℃～+65℃
Storage Temperature	-40℃～+85℃
Relative Humidity	30%-95%
Atmospheric Pressure	60Kpa-106Kpa

1.Key frame uses special PC / ABS plastic.

2. Buttons are made of high quality zinc alloy, with a strong anti-destruction capability.

3. With natural conductive silicone rubber -weather resistance, corrosion resistance, anti-aging.

4. Double side PCB with golden finger, resistance to oxidation.

1.Button color: bright chrome or matte chrome plating.

2.Key frame color according to customer requirements.

3. With alternative interface.

Carton size: 43x35x12.5cm 

QTY.: 40pcs/ carton

G.W.: 20kg/carton