Marquardt Single & Double Pole Pushbutton Switches - Series 1680 Details

Single & Double Pole Pushbutton Switches with optional IP65 rating to deliver a durable On-Off Push Button Switch, ideal for Class II appliances.   Marquardt 1680 Series Single & Double Pole Pushbuttons offer SPNO, SPST, SPNC, DPST & DPNO switching formats.   KEY FEATURES • Bipolar Switch • Current: Up to 16A • Voltage: 250V The Marquardt 1680 Series Pushbutton Switches are suitable for harsh environments with a 100,000 mechanical life cycle & choice of terminal options.



  • Million times proven double lifting contact system 
  • At lleast 100 000 mechanical switching cycles
  • High electrical rating up to 16 A
  • High mechanical load capacity up to 750 N (for foot actuation)
  • Great variety
  • Variable housing and pushbutton form with holders
  • With pole separating wall (basic type 1689)
Technical Data

Mechanical life endurance: 10E4
Contact resistance (new condition): < 100 mOhm (1 A 12 V DC)
Insulation resistance (new condition): > 100 MOhm (500 V DC)
Proof tracking: 250 PTI
Protection type: IP 40
Ambient temp: Connection side -20 °C to +100 °C/+105 °C/+125 °C (product-dependent)
Ambient temp: Actuating side -20 °C to +55 °C
Flammability: UL 94 (actuator: V-0, socket: V-1, housing: V-2)/UL 94 V-0 (product-dependent)
Glow wire test temperature: 850 °C
Material: Actuator PBTP / PA (product-dependent)
Material:  Housing PA / PA glass fiber-reinforced / PA C3U / PA Latamid glass fiber-reinforced
Connections: Tinned / copper bare (product-dependent) / silver plated
Plug force of the terminals: ≤ 80 N
Approval marks: ENEC 05 / CSA (product-dependent) / UL / cULus / ENEC 15
Suitable for appliances of protection class II