This single-pole, double-throw (SPDT) momentary switch can be used as a general-purpose micro switch or tactile obstacle-detector for your robot. The switch body dimension is 20.0 x 6.4 x 10.2 mm (0.79" x 0.25" x 0.40"), and the lever arm is 16.7 mm (0.66") long. This three-pin switch can also be used as a two-pin single-pole, single-throw (SPST) switch that is open or closed by default, depending on which two pins are used. The maximum operating force is 0.9 N, or approximately 90 gf (3 oz).
Dimensions (in mm) of snap-action switch with 16.7mm lever: 3-pin, SPDT, 5A.
For a more sophisticated tactile sensor, see our force-sensing resistors.
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