High precision mechanism design offering acute operation and long life.Features with Hinge Lever Actuator, 1NO+1NC Conatact Congfiguration, 3 Terminals design.In snap action contacts, the movement of the actuator applies force to an overcenter mechanism.This mechanism creates a quick change in contact state when the trip point is reached.Reversing the motion of the actuator to a given reset point causes the contacts to snap back to their original position.Contact Configuration:1NO,1NC(SPDT)Specification:Rating : 15A, 1/2HP, 125/250VAC0.6A,125VDC; 0.3A, 250VDC;Fixing Holes Dia. : ~0.32cm / 0.13";Button Height : ~0.3cm / 0.12";Actuator Size : ~2.8 x 0.45cm / 1.1" x 0.18"(L*W)Terminal Width : ~0.47cm / 0.19"Type:V-156-1C25Rating:15A(1/2 HP 125V-250VAV) 0.6A 125VDC 0.3A 250VDCPackage Includes:(2 Pack)1 Piece Limit Switch