3×4 12keys braille keypad for blind people B667

Short Description:

This keypad with braille mark in the each buttons for special need person,

Keys and front panel are built from chrome plated zinc alloy (Zamak) with high resistance to impact and vandalism and is also sealed to IP67.

We are armed with advanced precision mold manufacturing equipment, high speed hardware pressing equipment, precision plastic injection equipment,automatic assembly line and inspection/testing devices.

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Product Detail

Product Tags

Product Introduction

This keypad with willful destruction, vandal-proof, against corrosion, weather-proof especially under extreme climatic conditions, water proof/dirt proof, operation under hostile environments.
Specially designed keyboards meet the highest demands with regard to design, functionality, longevity and high protection level.

Features

1.Key frame uses high quality zinc alloy.
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.
5.Button color: bright chrome or matte chrome plating.
6.Key frame color according to customer requirements.
7.With alternative interface.

Application

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

Parameters

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