Rheem-Ruud 43-101666-25 40 MFD 440V Round Run Capacitor

The Rheem-Ruud 43-101666-25 is a genuine OEM replacement run capacitor designed for use in residential and light commercial HVAC systems. This round capacitor features a 40 microfarad (MFD) rating at 440 volts AC, making it suitable for compressor and fan motor applications in air conditioning and heat pump units.

Key Specifications:

• Capacitance: 40 MFD (microfarads)
• Voltage Rating: 440 VAC
• Round metal housing for durability
• Dual terminal connections for easy installation
• Temperature rated for HVAC applications
• Genuine Rheem-Ruud OEM part number 43-101666-25

Run capacitors are essential components in HVAC systems, providing the necessary phase shift to keep motors running efficiently. This capacitor helps improve motor starting torque and running efficiency while reducing power consumption. The round metal case provides excellent heat dissipation and protection against environmental factors. Always ensure power is disconnected before replacing capacitors, and verify voltage and capacitance ratings match your system requirements.