Product Overview
The Mars 11925 is a round start capacitor engineered to deliver the high-torque boost required to get single-phase motors up to operating speed quickly and reliably. With a capacitance range of 460–552 microfarads (MFD) and a voltage rating of 110/125VAC, this capacitor is a go-to solution for HVAC technicians replacing failed or weak start capacitors in residential and light commercial equipment.
Key Specifications
- Part Number: 11925
- Capacitance Range: 460–552 MFD (Microfarads)
- Voltage Rating: 110/125VAC
- Form Factor: Round
- Type: Start Capacitor
Features & Benefits
- Wide capacitance range (460–552 MFD) provides flexible cross-reference compatibility across multiple motor applications
- 110/125VAC dual voltage rating suits a broad range of single-phase motor circuits
- Round housing design for straightforward installation and secure mounting
- Built to provide the high-energy burst needed for reliable motor start-up
- Trusted Mars quality — a leading name in HVAC capacitor manufacturing
Typical Applications
- Air conditioning compressor motors
- Condenser fan motors
- Blower and inducer motors
- General single-phase HVAC motor starting circuits
Why Choose Mars Capacitors?
Mars (Motor & Armature) has been a trusted supplier of HVAC electrical components for decades. Their start capacitors are manufactured to tight tolerances, ensuring consistent performance and long service life — minimizing callbacks and keeping systems running efficiently.








