Contactor. 1 pole, 24 volts, 30 amps.
OEM Part - Manufacturer #HN51KC024
24 Volt 1 Pole 40 Amp
OEM Part - Manufacturer #HN51JD026
2 pole contactor
Manufacturer #90-244S1
Contactor 24v/40a with screws
OEM Part - Manufacturer #HN53CD024
Contactor
OEM Part - Manufacturer #HN52AA001