Release button for magnet with impulse switch - Door magnets

Indoor Electromagnetic Lock, push to exit buttom NC, 2 amp power supply

Magnetic Door Holders 12VDC & 24VDC - FlameStop Australia

DC 12V Multi-function Magnetic Latching(keep) Impulse Relay Delay Time Switch Module for UPS Battery Motor LED IP Camera - AliExpress

What Does a Push Button Switch Do? - ETEK Electric

Implementing Hardware Switch Debounce

GN 3310 Stainless Steel Push Button Switches, with LED Light

DC 12V Multi-function Magnetic Latching Impulse Relay Delay Time Relay Switch Module for UPS Battery Motor with Indicator Light - AliExpress

Circuit breaker DPX3 630,4 poles, with rated current of 400A and thermal magnetic protection., 422509, 3414970382757

DH1369

Reed Sensor 10mm Magnetic Switch 10mm Normally Open - Duinolk

Buy Switch button recessed LED with blue light 12V 8A IP67 in ABCLED store for 14,90 €

Circuit breaker DPX3 160,3 poles, with rated current of 16A and thermal magnetic protection., 420057, 3245064200578

LoRa alarm for doors and windows - Open Electronics - Open Electronics