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

Omron
MPN
B3F-4000
Brand
Omron
Order Code
78-0286
Country of Origin
China
View Full Product Range (4)
Qty Unit Price (Ex VAT)
5+ £0.281
10+ £0.271
25+ £0.260
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Order in multiples of 5
Despatched same day - 438 in stockAdditional 200 due on 28/05/2026

The Omron B3F-4000 is a tactile single pole single throw (SPST) keypad switch.

It has a compact design, offering a crisp tactile response with an operational life of up to 1 million cycles.

This switch is ideal for use in consumer electronics, automotive controls, and industrial equipment.

Its reliability and durability make it suitable for applications demanding frequent user interaction.


  • 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
Type Tactile Switch
Contact Configuration SPST
Current Rating (A) 50mA
Actuator Length 4.3mm
Outline Dimensions 12mm
Illumination None
Operating Force 1.27N
Action NO
Actuator Colour Ivory
Actuator Style Plunger
Contact DC Voltage 24V dc
Illuminated No
Illumination Type None
Length 12mm
Max Operating Temperature 70°C
Mechanical Life 3000000Operations
Minimum Operating Temperature 25°C
Mount Type Through Hole
Standards/Approvals RoHS
Terminal Type Through Hole

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