Rheem-Ruud 42-25103-05 24V 50A 3-Pole Definite Purpose Contactor
The Rheem-Ruud 42-25103-05 is a heavy-duty definite purpose contactor engineered for dependable performance in residential and light commercial HVAC applications. Designed as a direct OEM replacement for Rheem and Ruud equipment, this contactor delivers the precise electrical switching needed to protect compressors, condenser fan motors, and other high-load components.
Key Features
- OEM part number: 42-25103-05
- Coil voltage: 24V (AC)
- Amperage rating: 50A
- Number of poles: 3-pole
- Designed as a direct OEM replacement for Rheem and Ruud HVAC systems
- Suitable for compressor and condenser fan motor load switching
- Robust construction for long service life in demanding HVAC environments
Application
This 3-pole contactor is ideal for use in air conditioning systems, heat pumps, and other HVAC equipment requiring reliable control of high-amperage loads. The 24V coil integrates seamlessly with standard low-voltage thermostat control circuits, making it a straightforward drop-in replacement for worn or failed contactors in Rheem and Ruud systems.
Why Choose the Rheem-Ruud 42-25103-05?
- Genuine OEM-specification replacement ensures compatibility and reliability
- 50A rating handles demanding compressor and motor loads
- 3-pole design provides switching across all three load legs
- 24V coil voltage compatible with standard HVAC control circuits
- Reduces downtime with a direct-fit installation








