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50-Key Stainless Steel Keyboard Industrial Numeric with Explosion-Proof and Waterproof


  • Keys: 50 buttons

  • Button stroke: 0.45mm

  • Key acrylic: 3.0N+/-0.1N

  • Text processing: etching, oiling, or laser engraving

  • Surface treatment: Fine drawing treatment

  • Switch type: gold-plated pot PCB

  • Switch lifespan: >2 million times

  • Material front panel: 304 brushed stainless steel back panel: oxidized brushed aluminum plate

  • Voltage: 5v DC+/-5%

  • Interface: PS2/USB/RS232/RS485 optional

  • Electromagnetic compatibility standards: EN 55032:2015, EN 55035:2017

  • Temperature range: Working temperature: -20 to +55℃, Storage temperature: -30 to +60℃

  • Relative humidity: 100%

  • Atmospheric pressure: 60-106Kpa

  • Mean time to failure: >20000 hours

  • Average repair time: <30 minutes

  • Compatibility: Windows 95/98/NT/ME/2000/2003/XP/Vista/Win7, Linux, Mac OSX

  • Guarantee: 1 year

  • Certification: CE/FCC/RoHS/IP65/IK08

  • Dimensions: 271.0 x 118.5 mm (front panel), 299.0 x 158.5 mm (back panel)

  • Weight: 1.0kg



  • High quality 304 stainless steel material, brushed panel

  • 50 buttons, flat keys, accurate input

  • Equipped with industrial grade gold-plated pot PCB and control board

  • Small gap between buttons, IP65 waterproof and dustproof

  • Adapted to various harsh environments, suitable for both indoor and outdoor use

  • Customizable various interfaces

  • Embedded installation with mounting holes, installed from bottom to top

  • USB/PS2/RS232/RS485 optional



This steel keyboard can be applied to various unmanned indoor and outdoor self-service terminals, such as password cabinets, gas dispensers, access control systems, ATM machines, public telephones, parking access devices, etc.


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