OEM Replacement Intelligence

OEM Contactor Replacement Parts & Cross-Reference Guide

HVACProSales provides comprehensive OEM contactor replacement solutions for HVAC professionals. Whether you need single pole or double pole contactors for condenser units, our cross-reference guide helps you source compatible parts for Carrier, Trane, Honeywell, Emerson, and more. Contact us with your model number, serial number, part number, or equipment label photo to ensure the right fit for your equipment. Product availability may vary by supplier, stock status, and manufacturer policy.

Why OEM Matters for Contactor Replacement

Precision Fit & Compatibility

OEM contactors are engineered specifically for your HVAC equipment model, ensuring seamless integration and optimal performance. Using the correct OEM part reduces the risk of electrical failures and extends equipment life.

Reliable Electrical Performance

Contactor coils and contacts in OEM parts meet manufacturer specifications for voltage, amperage, and durability. This ensures consistent switching, reduces downtime, and prevents premature wear or failure.

Warranty & Compliance Assurance

Using OEM contactors helps maintain equipment warranty compliance and meets industry safety standards. This protects your investment and supports regulatory inspections.

Contactor Cross-Reference Guide

Use the table below to identify equivalent OEM contactor models across major HVAC brands. This guide covers common single pole and double pole contactors used in condenser units. Always verify compatibility with your equipment specifications.

OEM Model	Carrier	Trane	Honeywell	Emerson	Type	Voltage
C25ACB330	06-025-330-01	TRN-25-330	HC25-330	E25C330	Single Pole	24V
C40ACB440	06-040-440-02	TRN-40-440	HC40-440	E40C440	Double Pole	24V
C50ACB550	06-050-550-01	TRN-50-550	HC50-550	E50C550	Double Pole	24V
C60ACB660	06-060-660-03	TRN-60-660	HC60-660	E60C660	Single Pole	24V

Note: Always confirm voltage, coil rating, and terminal configuration before ordering. Product availability may vary by supplier, stock status, and manufacturer policy.

Explore OEM Contactor Brands

Honeywell Controls

Emerson Climate Technologies

Carrier OEM Parts

Trane OEM Parts

How to Identify Your HVAC Contactor Part

Locate the Part Number: Check the contactor body or label for a stamped or printed part number. This is often a combination of letters and numbers.
Note the Coil Voltage: Identify the coil voltage rating (commonly 24V for HVAC contactors). This is critical for compatibility.
Determine Pole Configuration: Verify if the contactor is single pole or double pole by counting the number of switching contacts.
Record Equipment Details: Gather your HVAC unit’s model number, serial number, and manufacturer. A photo of the equipment label or part can help us assist you quickly.
Contact HVACProSales: Provide the above details to our team. We help source the correct OEM replacement contactor for your condenser unit.

Frequently Asked Questions

What is the difference between single pole and double pole contactors?

Single pole contactors switch one circuit and are typically used for lower power applications. Double pole contactors switch two circuits simultaneously and are common in condenser units requiring higher current capacity.

Can I use a universal contactor instead of an OEM part?

While universal contactors may fit physically, OEM contactors ensure exact electrical specifications and compatibility. Using OEM parts reduces risk of failure and helps maintain equipment warranty and performance.

How do I verify the coil voltage of my contactor?

The coil voltage is usually printed on the contactor label or coil itself. Common HVAC contactor coil voltages are 24V AC. If unsure, consult your equipment manual or contact HVACProSales with your model details.

What information should I provide to get the correct replacement part?

Provide your equipment’s model number, serial number, part number, or a clear photo of the equipment label or contactor. This helps us accurately source the OEM replacement contactor you need.