Omron Tactile PCB Switch

Omron Brand: Omron

High quality SPST-NO PCB 12 x 12mm tactile switches.

  • Flat and projected plunger length with choice of actuation force
  • Positive click action
  • Horizontal mounting
  • Omron B3F series
Description Image Product Buy Pricing (Ex VAT) Type Contact Configuration Action Illumination Type Max. Current
Omron Tactile PCB Switch B3F-4000 12x12 (Flat Type)
Omron Tactile PCB Switch B3F-4000 12x12 (Flat Type)
Standard range
Order code: 78-0286
MPN: B3F-4000

Order in multiples of 5


363 in stock, despatched same dayAdditional quantity lead time 5 weeks
5+ £0.251
10+ £0.218
25+ £0.195
Price per unit Ex VAT 		Tactile PCB switch SPST NO None 0.05A
Omron B3F-4005 Tactile PCB Switch 12 x 12mm 4.3mm 260GF Round Type
Omron B3F-4005 Tactile PCB Switch 12 x 12mm 4.3mm 260GF Round Type
Standard range
Order code: 78-0137
MPN: B3F-4005

Order in multiples of 5


235 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.507
100+ £0.437
250+ £0.378
Price per unit Ex VAT 		Tactile PCB switch SPST NO None 0.05A
Omron Tactile PCB Switch B3F-4050 12x12 Projected
Omron Tactile PCB Switch B3F-4050 12x12 Projected
Standard range
Order code: 78-0288
MPN: B3F-4050

Order in multiples of 5


Out of stock100 due on 18/12/2025
5+ £0.486
100+ £0.438
250+ £0.344
Price per unit Ex VAT 		Tactile PCB switch SPST NO None 0.05A
Omron B3F-4055 Tactile PCB Switch 12 x 12mm 7.3mm 260GF Round
Omron B3F-4055 Tactile PCB Switch 12 x 12mm 7.3mm 260GF Round
Standard range
Order code: 78-0138
MPN: B3F-4055

Order in multiples of 5


124 in stock, despatched same dayAdditional quantity lead time 14 days
5+ £0.288
100+ £0.240
250+ £0.202
Price per unit Ex VAT 		Tactile PCB switch SPST NO None 0.05A
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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