Carrier HN52SA033 Contactor

The Carrier HN52SA033 Contactor is a critical OEM replacement part designed for high-performance switching in residential and commercial condensing units. This 2-pole contactor is engineered with a 24VAC coil and is rated for a 30-amp inductive load, making it a standard specification for many Carrier, Bryant, and Payne air conditioning and heat pump systems. As a technician, you know that a pitted or welded contactor is a primary cause of compressor failure or constant fan operation. The HN52SA033 features silver cadmium oxide contacts to provide superior conductivity and resist arc erosion under heavy startup loads. Its compact frame allows for straightforward installation in tight control boxes, while the 50/60 Hz frequency rating ensures compatibility across varied power supplies. Replacing a worn component with this genuine HVAC contactor restores your system's electrical sequence and protects the locked rotor amperage (LRA) integrity of the compressor.

• OEM Compatibility: Exact drop-in replacement for Carrier, Bryant, and Payne model specifications.
• Robust Electrical Rating: Handles a 30A FLA (Full Load Amps) and 150A LRA for reliable motor starting.
• Durable Construction: High-grade 24V coil and reinforced terminal lugs for secure, heat-resistant connections.
• Enhanced Service Life: Designed to withstand frequent cycling in high-demand cooling environments.

• Can I use this to replace a single-pole contactor? While many modern units use a 1.5-pole or 2-pole setup, always verify the wiring diagram. A 2-pole contactor like the HN52SA033 breaks both sides of the line for added safety.
• What causes a contactor to hum? Humming usually indicates debris in the magnetic armature or a drop in control voltage. Ensure your transformer is outputting a steady 24VAC.
• Is this compatible with 208/230V systems? Yes, while the coil voltage is 24V, the contacts are rated to switch 208/230V line power to the compressor and fan.

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Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.