Schneider Electric DIN Rail Power Relay, 110 V dc, 230 → 240V ac Coil, 16A Switching Current, 4PST

Acti9 iTL Impulse Relays iTL impulse relays are used to control by pushbuttons lighting circuits consisting of incandescent lamps, low-voltage halogen lamps, fluorescent lamps and discharge lamps. Closing of the impulse relay pole is triggered by an impulse on the coil
Having two stable mechanical positions, the pole will be opened by the next impulse
Can be controlled by an unlimited number of pushbuttons.
Zero energy consumption