Relpol connection bridges for gzmgzt relay sockets relpol zggz80 1 this connection comb is designed to ease wiring congestion where relays are mounted together by commoning a2 neutral terminals the castellated design allows access to the a1 terminal when the comb is fitted combs are easily cut and can be butted together relpol zggz80 1 8 way connection bridge 10a for gzt80 amp gzt92 sockets