FeaturesContact Configuration: 1NO,1NCActuator Action: Momentary4 terminals, applicable to AC DC control circuits.Designed to control the movement of a mechanical part.Typically utilized in industrial control applications to automatically monitor and indicate whether the travel limits of a particular device SpecificationRating Load: 3A 220VACModel No.:JW2-11Actuator Type:Button ActuatorContact Type:DPSTPin number: 4Material: Plastic & MetalOverall size: 30x30x12mm/1.18x1.18x0.47inch(L*W*H)Fixing Holes Dia. 3mm/0.12inchTotal weight: 48g Package Content5 x Microswitch