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The VALUE COLLECTION 12903 is a single motor run capacitor rated at 3 microfarads (MFD) and 370 volts, designed to support the start and run cycles of single-phase AC motors in HVAC and refrigeration equipment. This capacitor maintains consistent voltage and phase shift to keep fan motors and compressor auxiliary windings operating efficiently. Weighing 0.2 pounds and standing 1.5 inches tall, it is a compact, direct-replacement component installed by HVAC technicians during routine motor service or system troubleshooting.
This capacitor is suited for residential and light commercial applications where 3 MFD, 370-volt run capacitors are called out in the equipment specifications. Common install scenarios include condenser fan motor replacement, evaporator blower motor service, and other single-phase motor circuits that require a small-value run capacitor to maintain motor torque and efficiency during continuous operation.
Designed as an OEM-style replacement for single-phase AC motors requiring a 3 MFD, 370-volt run capacitor in residential and light commercial HVAC systems.
Motor run capacitors are installed by licensed HVAC technicians. Always shut off power at the disconnect and verify zero voltage with a meter before handling any capacitor, as run capacitors can retain a charge even after power is removed. Discharge the capacitor through a resistor before disconnecting leads. Follow NEC guidelines and local electrical codes for capacitor replacement in motor circuits.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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