Siemens 3RT1025-1BB40 Power contactor E:05 & 3RT1926-1BB00
Power contactor, AC-3 17 A, 7.5 kW / 400 V 24 V DC, 3-pole, Size S0 Screw terminal with 3RT1926-1BB00 Varistor, 24 … 48 V AC, 24 … 70 V DC surge suppressor, for mounting to contactor Size S0, S2, S3