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These are genuine OEM definite-purpose contactors for the RGS213HTCA0AAAA system: a 2-pole 30-amp contactor (ICP part number 1171554) and a 3-pole 40-amp contactor (part number 1172449), both with a 24-volt control coil. A contactor is the electrically operated switch that lets the low-voltage thermostat circuit energize the high-voltage compressor and condenser fan motor. When the 24V coil is energized on a call for cooling, the contactor pulls in and its silver-alloy contacts close to deliver line voltage to the load; when the call ends, the coil de-energizes and the spring-loaded armature drops out. Over time the contacts pit, burn, and weld from the inrush current of every start, and the coil can fail open. Typical failure signs include a system that won't start, a contactor that hums or buzzes, contacts welded closed so the compressor never shuts off, or visible arcing and burnt terminals. Replacing a worn contactor restores clean, reliable switching and protects the compressor from chatter damage.
| Spec | Value |
|---|---|
| Part Numbers | 1171554 (2P 30A), 1172449 (3P 40A) |
| Type | Definite-Purpose Contactor |
| Brand | ICP / Heil / Tempstar |
| Poles | 2-Pole & 3-Pole |
| Rating | 30A (2P) / 40A (3P) |
| Coil Voltage | 24V |
| Fit | OEM Direct Replacement |
Direct-fit OEM replacement for the ICP / Heil / Tempstar / Comfortmaker RGS213HTCA0AAAA and related models. Confirm whether your unit uses the 2-pole 30A or 3-pole 40A version and match the 24V coil before ordering.
Ships same day before 3 PM CST. 30-day returns. Backed by the National HVAC Parts fitment guarantee.