Datasheet
1
B3FS Tactile Switch (SMT)
Surface-mounting Switches Ideal for 
High-density Mounting
• Tape packing style also available
• Allows reflow soldering
• 3 actuator heights for design flexibility; Projected 
plunger versions allow installation of B32-series 
keytops
■ List of Models
Note: Order in multiples of the minimum order unit. Switches are not sold individually.
RoHS Compliant
Type Plunger type Height Operating 
force (OF)
Plunger 
color
Bag Embossed taping
Model Quantity 
per 
package
Model Quantity 
per 
package
6 × 6 mm 
B3FS-1000 
models
3.1 mm 0.98 N {100 gf} Black B3FS-1000 100 B3FS-1000P 3,000
1.47 N {150 gf} Ivory B3FS-1002 B3FS-1002P
2.55 N {260 gf} Blue B3FS-1005 B3FS-1005P
4.3 mm 0.98 N {100 gf} Black B3FS-1010 B3FS-1010P 1,000
1.47 N {150 gf} Ivory B3FS-1012 B3FS-1012P
2.55 N {260 gf} Blue B3FS-1015 B3FS-1015P
7.3 mm 0.98 N {100 gf} Black B3FS-1050 B3FS-1050P
1.47 N {150 gf} Yellow B3FS-1052 B3FS-1052P
(Flat type)
(Flat type)
(Projected type)




