Description
The Hartland Controls CAP-40/440R is a 40 Microfarad (MFD) round run capacitor rated for 370/440 VAC operation. Designed for dependable, continuous-duty performance, this capacitor is a go-to replacement component for single-phase motors found in air conditioners, heat pumps, and other HVAC equipment. Its dual-voltage rating provides installation flexibility across a wide range of residential and light commercial systems.
Key Features
- Capacitance: 40 Microfarad (MFD/µF)
- Voltage Rating: 370/440 VAC — dual-rated for broad compatibility
- Round form factor for easy drop-in replacement
- Designed for continuous-duty run capacitor applications
- Compatible with single-phase compressor, condenser fan, and blower motors
- Reliable Hartland Controls quality construction
Application
Run capacitors are essential for maintaining the phase shift needed to keep single-phase motors running smoothly and efficiently after startup. The CAP-40/440R is well-suited for use in residential and light commercial air conditioners, heat pumps, and air handlers where a 40 MFD run capacitor is required. The 370/440 VAC dual rating means it can be used as a direct replacement in both 370V and 440V rated systems.
Why Choose Hartland Controls
Hartland Controls is a trusted name in HVAC electrical components, offering a comprehensive line of capacitors, contactors, and motor accessories engineered to meet or exceed OEM specifications. The CAP-40/440R delivers consistent performance and long service life, helping technicians complete repairs quickly and confidently.







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