Description
Product Overview
The Mars 11963 is a round start capacitor engineered to deliver the high-torque starting boost that single-phase HVAC motors demand. Rated at 108–130 microfarads and 330VAC, this capacitor provides consistent, dependable performance across a wide range of residential and light commercial HVAC applications.
Key Features
- Capacitance range: 108–130 microfarads (µF)
- Voltage rating: 330VAC
- Round form factor for easy installation in standard capacitor mounts
- Designed for use as a start capacitor in single-phase motor circuits
- Built to withstand the demanding duty cycles of HVAC compressors and fan motors
- Reliable Mars quality — a trusted name in HVAC electrical components
Typical Applications
- Air conditioning compressors
- Heat pump compressors
- Condenser fan motors
- Blower motors requiring start capacitor assistance
Why Choose the Mars 11963?
Mars capacitors are a go-to solution for HVAC technicians who need reliable, field-proven components. The 11963 start capacitor helps motors overcome inertia at startup, reducing strain and extending equipment life. Its round housing fits standard capacitor brackets, making replacement quick and straightforward in the field.







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