30+5 uf/MFD 370-440 VAC Volts Round Dual Run Capacitor

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$19.89
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30+5 uf/MFD 370-440 VAC Volts Round Dual Run Capacitor

Key Features

  • Capacitance: 30 + 5 Microfarad (uF/MFD)
  • Voltage Rating: 370 or 440 VAC
  • Frequency: 50/60 Hz
  • Design: Dual run capacitor for two electric motors (compressor and fan)
  • Case Shape: Round
  • Terminals: 3 (Common, Fan, Hermetic Compressor)
  • Capacitance Tolerance: +/- 5%
  • Standard Type: CBB65

Replaces / Cross-Reference Part Numbers

  • Replaces any round dual run capacitor with matching 30/5 MFD and 370V or 440V specifications.
  • Amrad Engineering: USA2226
  • Part Number: 331441

Compatibility & Fitment

  • For use in HVAC systems, central air conditioners, heat pumps, and condensing units.
  • Powers both a compressor motor and a fan motor from a single component.
  • To ensure fitment, verify that your system's required specifications match this capacitor's MFD rating (30/5), voltage (370V or 440V), and physical shape (round).

When to Replace

  • Compressor or fan motor fails to start or experiences a hard start.
  • A humming noise is heard from the unit, but the motor does not engage.
  • The air conditioner unit is running but blows warm air.
  • The capacitor case is physically swollen, bulging at the top, or leaking fluid.

Installation Tips

  • Disconnect all electrical power to the HVAC unit before servicing.
  • Safely discharge the existing capacitor to avoid risk of electric shock.
  • Note the wire placement on the old capacitor's terminals (C, FAN, HERM) before disconnecting.
  • Connect wires to the corresponding terminals on the new capacitor.
  • Ensure the capacitor is securely mounted within the unit's housing.
  • Step 1

    Step 1

    Turn off the power and locate the capacitor
  • Step 2

    Step 2

    Discharge any stored electricity by shorting the terminals
  • Step 3

    Step 3

    Take a photo or note how the wires connect. Disconnect wires & install the new capacitor.
  • Step 4

    Step 4

    Reassemble and test