Round Momentary Push Button Switch On/Off Normally Closed 2Pin AC 125V/1A NB-602 Red 7mm

From the shop's description

Miniature push button switch with a round actuator and solder lug terminals, suitable for low current applications. Specifications: Material: Plastic, Metal Color: Red, Black, Silver Tone Rating Voltage: AC 125V / 1A Number of contacts: 2 Momentary switch action Off-On SPST- Normally Closed contacts 7mm panel cut-out diameter Suitable for panel mounting Mounting hole diameter: 7mm What Does Normally Closed (NC) Mean? A normally closed switch or a contact switch is a switch that allows electrical current to flow through when it is in its normal state (not compressed or activated)