OEM Carrier 3-Pole Contactor 115V 40A — HN53CD115 for Model 07ED044611

This OEM Carrier contactor (part number HN53CD115) is the factory-specified high-voltage switching relay for the Carrier 07ED044611. The contactor serves as the electrical gatekeeper between the 24V control circuit and the high-voltage load circuit, energizing the compressor and condenser fan motor on a call for cooling. When the contactor fails — due to pitted contacts, a burned coil, or a stuck plunger — the unit will either fail to start entirely, run continuously without shutting off, or trip the breaker repeatedly.

• Specs: 115V coil voltage | 40 Amp rated | 3-Pole configuration | OEM-matched contact material and coil resistance for reliable pull-in at rated voltage
• OEM vs Generic: OEM contactors use factory-spec contact alloys and coil windings that meet Carrier's exact pull-in and drop-out voltage thresholds. Aftermarket units frequently use substandard contact plating, leading to premature pitting and arcing under compressor start loads.
• Install difficulty: 3/5 — High-voltage component. Always shut off power at the disconnect and breaker before servicing. Tools needed: flat-head and Phillips screwdrivers, 1/4" nut driver, needle-nose pliers, multimeter. Photograph all wiring before disconnecting, then transfer wires one at a time to the new contactor.
• Warranty: 1-year OEM factory warranty against defects. Ships same business day from our stocked warehouse — no waiting on back-order delays.

Compatibility: Engineered as a direct OEM replacement for Carrier model 07ED044611. Always confirm coil voltage (115V) and pole count (3-pole) against your unit's wiring diagram before installing. Have a question about fitment? Our HVAC parts specialists verify compatibility before you order — reach out before placing your order.