Run Capacitor, Round, 60/12.5 MFD, 440/370

Contractor-Grade Performance – Mars 12161 Dual Run Capacitor for Single-Phase Motors

The Mars 12161 Dual Motor Run Capacitor is designed for sustained duty in HVAC and motor-driven systems requiring dependable phase shift and torque optimization. With a dual-rating of 60/12.5 MFD at 440 VAC, this unit delivers robust performance across a wide range of single-phase induction motor applications—particularly where continuous operation and environmental resilience are critical.

This round-style capacitor features a precision-rolled aluminum canister and corrosion-resistant terminals, making it an optimal choice for replacement, upgrade, or new system integration in commercial or residential installations. Its capacitance ratings and voltage capacity support compressors, condenser fans, and blower motors operating under varied load and climate conditions.

Engineered for Demanding Installations

The Mars 12161 is built to support both motor start-up and sustained operation across fan and compressor motor circuits. Key performance features include:

• ✅ Capacitance Value: 60/12.5 µF ±6% tolerance – Ideal for applications requiring combined start and run support.
• ✅ High Voltage Operation: Rated at 440 VAC for stable performance in high-demand HVAC and refrigeration systems.
• ✅ Rugged Construction: Aluminum case with hermetic seal and rolled edge, ensuring mechanical strength and protection against contamination.
• ✅ Universal Fit: Round profile and standard terminal configuration for easy compatibility with most single-phase motor applications.

Technical Specifications

• Model Number: Mars 12161
• Capacitance: 60/12.5 µF (microfarads)
• Voltage Rating: 440 VAC
• Configuration: Dual Run, Round Can
• Application: PSC single-phase induction motors (compressors, fan motors)
• Dielectric: Metallized polypropylene film

Installation Guidance

This capacitor is designed for quick replacement using standard slip-on terminals and labeled connections. However, installation must be performed by certified HVAC or electrical professionals to ensure code compliance and correct motor phasing. Incorrect installation can result in premature component failure or system imbalance.

Contractor-Focused Design Attributes

• ✅ High Dielectric Strength – Resists breakdown under voltage surge or transient conditions.
• ✅ Space-Efficient Form Factor – 2-inch diameter can easily fits within confined compartments or multi-unit systems.
• ✅ Reliable Operation – Maintains capacitance stability across temperature and voltage fluctuations.
• ✅ Job-Site Proven – Built to meet the performance requirements of modern HVAC service protocols and motor specifications.

Specify the Mars 12161 Dual Motor Run Capacitor on your next service call or system upgrade for a field-tested, contractor-trusted solution that aligns with commercial-grade standards for performance and durability.