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383 units will be available shortly.

Express post shipping available (product is on backorder)

Although small in size, KW4-Z5F roller microswitches are rated for controlling electrical loads ranging from logic level (computer based circuits) to power duty switching (up to 16.1 A and 250 Vac). The package size of the subminiature switch is ideal for applications where space on the equipment is at a premium. The overall length of KW4-Z5F roller microswitch are less than 20 mm [0.78 in].


  • Housing: Nylon 66
  • Terminal: Brass with silver plating
  • Contact Configuration: SPDT
  • Rating: 5A 250VAC / 10A 125VAC
  • Contact Resistance: ≤30mΩ
  • Insulation Resistance: ≥100mΩ (500VDC)
  • Dielectric Strength: 1500VAC 1 minute
  • Lever: Roller lever
  • Switch Operation: OFF - momentary ON
  • Operating Temperature: -25℃~+85℃
  • Ambient Temperature Used:〈85% RH
  • Electrical Life: ≥ 10,000 Cycles
  • Mechanical Life: ≥ 100,000 Cycles
  • Compliance - EU "CE" certified

The Mini Microswitch - SPDT (Roller Lever) appears in the following collections:

SKU SF-COM-18161