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This OEM 2-pole definite purpose contactor (ICP part number 1178074) is the main switching relay for the ICP/Tempstar/Heil RGS101LEBA0AAAA system. Rated 30 amps per pole with a 24-volt control coil, it energizes the compressor and condenser fan whenever the thermostat calls for cooling. The control board sends 24V to the coil, pulling the contacts closed to complete the high-voltage circuit to the outdoor unit. Contactors are among the most frequently replaced HVAC components — repeated arcing pits and welds the contacts, ants and debris foul the points, and the coil can burn open, all of which produce no-cooling, humming, or short-cycling complaints. Installing a fresh OEM-spec contactor restores reliable starts.
| Spec | Value |
|---|---|
| Part Number | 1178074 |
| Type | Definite Purpose Contactor |
| Brand | ICP (Tempstar / Heil) |
| Poles | 2-Pole |
| Contact Rating | 30 Amps |
| Coil Voltage | 24V |
| Fit | OEM Replacement |
Direct-fit replacement for ICP model RGS101LEBA0AAAA, sold under the ICP, Tempstar, Heil, and Comfortmaker brands. Confirm the existing contactor is 2-pole, 30A, with a 24V coil before ordering so the specs match.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.