Description
The Mars 12717 is a 30 Microfarad (MFD), 370VAC round run capacitor engineered for dependable, long-term performance in residential and commercial HVAC applications. Designed to maintain consistent motor operation, this run capacitor helps improve motor efficiency, reduce energy consumption, and extend the service life of compressors, condenser fan motors, and blower motors.
Key Features
- Capacitance: 30 Microfarad (MFD/µF)
- Voltage Rating: 370VAC
- Round form factor for easy installation and replacement
- Compatible with single-phase AC motors in air conditioners, heat pumps, and HVAC systems
- Provides steady capacitance to keep motors running smoothly and efficiently
- Built for durability in demanding HVAC environments
Common Applications
- Condenser fan motors
- Compressor motors
- Blower and air handler motors
- Heat pump systems
- Residential and light commercial air conditioning units
Why Choose a Mars Run Capacitor?
Mars (Motor & Armature) is a trusted name in the HVAC industry, known for producing high-quality electrical components that meet the demands of professional technicians. The Mars 12717 run capacitor is a reliable replacement option that helps restore proper motor function and prevent premature motor failure. Keeping a run capacitor in good condition is essential for efficient HVAC system operation — a failing capacitor can cause motors to overheat, draw excess current, or fail to start entirely.
Installation Notes
- Always discharge the capacitor before handling
- Match capacitance (MFD) and voltage rating to OEM specifications before replacing
- Suitable for use in systems rated at 370VAC or lower
- Round design fits standard capacitor mounting brackets
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