Choose the S3 family first
A similar body does not guarantee the same function. Confirm the function and interface first, then compare size and installed dimensions.
S3B / S3R / S3L / S3V
Externally actuated basic, roller and lever forms
S3C / S3D / S3Y / S3PL / S3PP / S3PF / S3PM / S3HS
Manual pushbutton, lever and rotary forms


