12 keys die casting vandal proof industrial backlight dot matrix numeric keypad
Main features:
1)High ly an tide structive powe r,
2)Force 160-180 grams, nimble dial-up
3)Con tac t resistance<100 Ω
4)Service lif e≥500 thou san d
5)Ambient temperature -20~+50 °C
6)Relative humidity ≤ 95%
7)Atmosphe ric pressure 80~106kPa
8)Defend grad e IP65~IP67
9)LED backlit
Main components:
1)alloy ch rome-plasted bu tton an d framewo rk
2)Natural sill con e elec trocond uctive rubber
3)Epoxy resin gi lding
PCB Users choice:
1)Button ch rome-plasted colors: polis he d or sandb lasted ch rome.
2)Zinc alloy – plasted of the framewo rk’s co lors: polishe d or sandb lasted ch rome
3)Other usage keyb oard is availab le be side s using for telephone and access con trol systems
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Our Certificate:
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