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Omron Tactile PCB Switch B3F-4000 12x12 (Flat Type)

Order Code:  

78-0286

Brand: Omron MPN: B3F-4000
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Qty Unit Price (Ex VAT)
5+ £0.635
25+ £0.443
100+ £0.400

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Contact us for lead times on larger quantities
95 in Stock, despatched same dayAdditional quantity lead time 14 days

High quality SPST-NO PCB tactile switch from the Omron B3F series.


  • Size 12 x 12mm
  • Flat plunger with 4.3mm actuator
  • Operating force 1.27N
  • Positive click action
  • Horizontal mounting
  • Rated voltage 24V DC
  • Rated current 50mA

Contact rating24V DC 50mA
Contact resistance100mΩ max.
Insulation resistance100MΩ min.
Life expectancy6mm1,000,000 operations
12mm3,000,000 operations
Order codePlunger typeDimensionsPitchOperating force
78-0286Flat12 x 12 x 4.3mm12.5mm130gf
78-0137Flat12 x 12 x 4.3mm12.5mm260gf
78-0288Projected12 x 12 x 7.3mm12.5mm130gf
78-0138Projected12 x 12 x 7.3mm12.5mm260gf

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