The TS-KG10D-BB45F with NO 12mm PCPin 4.5mm Black 50mA Round Button Straight 12mm SPST 100MO 12V 250gf@±50gf Plugin Tactile Switches ROHS produced by Hanbo Electronic is an electronic part that features a round black button measuring 4.5 mm (without 12mm PCPin) with a SPST contacts. It is sealed with a 250gf (±50gf) actuation force, and is rated at 12V and a maximum current of 50mA. The part offers a high insulation resistance of 100MO and is compliant with the RoHS directive. It is a tactile switch suitable for a variety of applications.