Metz Connect Coupling Component RM 21-21, 2CO, Screw Terminal

The coupler component (relay module) with 1 or 2 change-over contacts in modular design. Low power consumption of only 17 mA at 24 VDC. Simple changing of relays through holding/dismantling strap. Protective wiring inverse diode (only for DC-version). Operational display LED red. The coupler component is delivered in a completely mounted mode.