RC12.5X450 / 12.5 MFD x 450 Run Start Capacitor

RC12.5X450 / 12.5 MFD x 450 Run Start Capacitor | Capacitor, Heating, Ventilation & Air Conditioning

The RC12.5X450 / 12.5 MFD x 450 Run Start Capacitor is engineered for demanding HVAC applications, offering reliable continuous and start-up energy support to motors and compressors. With a capacity of 12.5 microfarads and a voltage tolerance up to 450 volts, this run start capacitor ensures stable and efficient system operation for both new installs and replacements.

• Capacitance: 12.5 microfarads (MFD)
• Rated Voltage: 450 volts AC
• Application: Run and start support for HVAC systems
• Construction: Heavy-duty dielectric materials for extended lifespan
• Form Factor: Compact, easy-to-install cylindrical design

Compared to standard capacitors in the HVAC industry, the RC12.5X450 provides a higher voltage rating, allowing it to function effectively in environments with voltage fluctuations or demanding operational cycles. Unlike older models with limited durability, this run start capacitor employs superior insulation and materials to deliver long-term, maintenance-free service in both residential and commercial HVAC applications.

Key Technical Advantages:

Technology and Performance

Engineered for optimal heat dissipation and energy transmission, this HVAC capacitor supports motors during both start-up and continuous operation, reducing the risk of overheating or motor failure. Its advanced dielectric construction enhances longevity and reliability, making it a preferred choice for technicians and facility managers seeking a low-maintenance solution. The RC12.5X450 is compatible with a wide range of HVAC units, providing the flexibility needed for replacements or upgrades where performance and dependability are critical.

By delivering a stable power boost, the RC12.5X450 run start capacitor helps maintain consistent airflow, efficient cooling, and heating across your entire system. Whether used in new installations or as a direct replacement, it adds value by extending motor life, lowering operating costs, and supporting sustainable comfort year-round.