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This OEM 2-Pole 30-Amp Contactor with a 24-volt coil (part number 1178074) is the electrical switch that energizes the compressor and condenser fan motor in your ICP / Tempstar / Heil RGS150SEBA0AAAA package unit. When the thermostat calls for cooling, 24V applied to the coil pulls the contacts closed, sending line voltage to the compressor and fan. Over time the contacts pit, burn, and weld from arcing, while the coil can fail open — causing no-cool conditions, chattering, buzzing, or a compressor that won't start. A 30A 2-pole contactor with a 24V control coil is the exact OEM spec for this unit, and replacing a worn contactor restores reliable, safe switching.
| Spec | Value |
|---|---|
| Part Number | 1178074 |
| Type | Definite Purpose Contactor, 2-Pole |
| Brand | ICP / Tempstar / Heil |
| Contact Rating | 30 Amps |
| Coil Voltage | 24 VAC |
| Poles | 2 |
| Fitment | OEM exact replacement |
Direct OEM replacement for the ICP Tempstar Heil RGS150SEBA0AAAA gas-electric package unit. This 2-pole, 30A, 24V-coil contactor matches the original control circuit and load wiring. Confirm your existing contactor is rated 2-pole / 30A / 24V coil and matches part 1178074 before ordering.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.