A02 Series - key and selector switches


New product

A range of 22 mm panel mounting and 30 mm flush panel mounting key switches and selector switches, available latching and momentary

Main features

  • Environmental protection : IP65 
  • Modular construction 
  • Electrical life : 50.000 cycles min. 
  • Screen engraving or insertable legends on request 
  • Approvals: UL, VDE

Typical Applications

  • Automotive
  • Marine
  • Control panels
  • Mosaic panels
  • Industrial lathes

More details

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More info

Ergonomics 1

Ergonomics 2


General specification

• Operating temperature : -20 °C to +85 °C
• Solder heat resistance : 350 °C for 5 seconds
• Sealing : Panel sealed to IP65, rear of panel IP40

Environmental specifications

• Sealing : Panel sealed to IP65, rear of panel IP40

Electrical specifications

• Current/voltage rating : 25mA 5VAC Min, 12A 250VAC max, 12A 12VDC max
• Initial contact resistance : 10 mΩ max at 1 Amp 4 VDC
• Insulation resistance : 50 MΩ min
• Dielectric strength : 2 KV between open contacts, 4 KV live to accessible
• Electrical life 50,000 cycles min
• Insulation : Class 2
• Lamp life : LED, 60,000 hours to 75% relative luminosity filament, approx. 5,000 hours,
neon, approx. 10,000 hours


• Key : Nickel plated steel
• Key barrel : Chrome plated alloy
• Optional metal bezel : Nickel plated brass
• Operator : PBT
• Nut : ABS
• Camtrack Momentary : PPE
• Camtrack maintained : PPSU
• Switch block 1 & 2 pole : PBT
• Switch block 3 & 4 pole : PEI
• Contacts : Gold plated silver

mechanical specifications

• Contact gap : Double break 2 x 1.5 mm (0.059)
• Mechanical life : Pushbutton momentary, 1 million cycles, maintained 100,000 cycles
• Lamp : Midget grove T1 3⁄4 filament, neon or LED
• Terminals : M3 captive screw and push on tab terminal


  • UL

Over 65 years of experience

International customer support

Broadest offering of HMI solutions

Integrated industrial processes

Constant innovation

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