Description: This brand new set of metal push buttons is easy to install for circuit control in electromagnetic starters, contactors, relays and other circuits. And it is waterproof, shockproof and durable. This momentary switch is on when you press the button and off when you release the button. Features: - Easy to install, waterproof, shockproof, durable - The switch is on when you press the button and off when you release the button - This switch can be used to control circuits in electromagnetic starters, contactors, relays and other circuits. Technical data: Mounting hole: approx. 16 mm Head diameter: approx. 18 mm Operation type: Present (self-return) Switch contact: 1NO (normally open) Head shape: high round Maximum switching capacity: 2A/36VDC Terminal type: screw terminal Housing material: Nickel-plated brass Button material: Nickel-plated brass Operating temperature: -20℃ ~ +55℃ Color: Silver Package included: 1 x High flush momentary switch Note: 1. Please allow 1-5 mm error due to manual measurement. Thank you for your understanding. 2. Monitors are not calibrated the same way. Item color shown in photos may vary slightly from the actual object. Please take the real one as standard.