OEM Carrier 1-Pole Contactor 40 Amp 24V Coil — HN51JD026 for Model PH13NR060000ADAA

This OEM Carrier contactor (part #HN51JD026) is the factory-specified replacement for the Carrier PH13NR060000ADAA heat pump condenser. The contactor is the high-voltage relay that physically closes the circuit between your 240V power supply and the compressor when the thermostat calls for cooling or heating. When the contactor fails — due to pitted contacts, a burned coil, or a stuck armature — the system will either fail to energize at all, short-cycle unpredictably, or hum loudly without the compressor starting. Replacing the contactor is one of the most common and cost-effective HVAC service calls.

• Specs: 1-Pole (SPST) | 40 Amp FLA | 24V AC Coil | 50/60 Hz | Includes integrated shunt | Factory-matched OEM tolerances
• OEM vs Generic: This is a genuine Carrier OEM part, manufactured to exact factory specifications. Generic contactors may use lower-grade contact materials that pit faster under load, increasing the risk of premature failure and compressor damage.
• Install Difficulty: 2/5 — Always shut off power at the disconnect and breaker panel before beginning work. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter. Photograph all wiring connections before disconnecting. Discharge any capacitors in the unit before working nearby.
• Warranty: 1-year OEM factory warranty. In stock and ships same business day from our warehouse.

Compatibility: Engineered as a direct OEM replacement for the Carrier PH13NR060000ADAA 5-ton heat pump condenser. Verify the 1-pole, 40A, 24V coil specification against your unit's wiring diagram and data plate before ordering. Not sure it fits? Our HVAC parts specialists verify fitment before you order — contact us today and get your system running again fast.