Magnecraft Latching Impulse Relay, Plug-In (Blade Style), 12A DPDT, 24VAC Coil, with LED (compatible with 70-463-1 socket), uses socket 70-463-1
The 711 Impulse Sequencing relay is an alternating relay used for load sharing or toggling ON/OFF of the load. Unidirectional momentary pulses cause the contacts to transfer from one side to the other. There is no need to redirect the polarity of the input in order to change and maintain states.
