124-149 uF 220-250VAC Round Start Capacitor for AC Fan Heat Pump - 2 Pack

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$20.89
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124-149 uF/MFD 220-250 VAC Round Run Start Capacitor

Key Features

  • Capacitance: 124-149 Microfarad (µF/MFD)
  • Voltage Rating: 220-250 Volts AC (VAC)
  • Frequency: 50/60 Hz
  • Shape: Round
  • Case Material: Moisture and oil-resistant plastic
  • Terminals: 1/4 inch quick disconnect
  • Dimensions (H x D): 3 3/8 in. x 1 13/16 in.
  • Certification: UL 810 Recognized

Replaces / Cross-Reference Part Numbers

  • Direct replacement for capacitors with matching capacitance and voltage ratings.
  • Interchangeable with parts such as Packard PTMJ124 and JARD/NGM 124-149x165.

Compatibility & Fitment

  • Designed for intermittent duty in single-phase AC motor starting circuits.
  • Universal fit for various applications, including:
  • HVAC systems
  • Air compressors
  • Well pumps
  • Refrigeration units
  • Fans and blowers

When to Replace

  • Motor hums but does not start or turn.
  • Motor starts slowly or requires manual assistance to start.
  • Circuit breaker trips when the motor attempts to start.
  • Visible damage to the existing capacitor, such as bulging, cracking, or leaking fluid.

Installation Tips

  • Disconnect all electrical power to the equipment before servicing.
  • Safely discharge the old capacitor by shorting the terminals with an insulated screwdriver.
  • Verify that the voltage and microfarad (µF) ratings of the new capacitor match the original part.
  • Ensure electrical connections are clean and secure.
  • Consult a qualified technician if you are unsure about the installation procedure.
124-149 uF 220-250VAC Round Start Capacitor for AC Fan Heat Pump - 2 Pack 1
124-149 uF 220-250VAC Round Start Capacitor for AC Fan Heat Pump - 2 Pack 2
124-149 uF 220-250VAC Round Start Capacitor for AC Fan Heat Pump - 2 Pack 3
124-149 uF 220-250VAC Round Start Capacitor for AC Fan Heat Pump - 2 Pack 4
  • 124-149 uF 220-250VAC Round Start Capacitor for AC Fan Heat Pump - 2 Pack 1

    Perfect fit

    Universal fit with any brands with the same ratings
  • 124-149 uF 220-250VAC Round Start Capacitor for AC Fan Heat Pump - 2 Pack 2

    Premium quality

    This product adopts a high-quality metalized polypropylene film that provides stable and durable performance
  • 124-149 uF 220-250VAC Round Start Capacitor for AC Fan Heat Pump - 2 Pack 3

    Saving solution

    Enjoy the great feeling when your engine is repaired and works properly like before - BlueStars brings DIY solutions to help you deal with any trouble
  • 124-149 uF 220-250VAC Round Start Capacitor for AC Fan Heat Pump - 2 Pack 4

    Simple installation

    Because the capacitor is a relatively simple part, the installation just takes a few minutes and will save you at least a hundred bucks in labor

Compatible Models

Locate the model number of your appliance or equipment on the manufacturer's label and use it to check compatibility before ordering

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FAQs

If your motor hums but fails to reach full speed, or if it struggles to start and trips the breaker, the capacitor is likely failing. You may also notice the motor attempting to start and then shutting off immediately, or a visible bulge or leaking fluid on the top of the existing capacitor casing.
No, you must match the MFD (microfarad) rating specified by your motor's manufacturer. This capacitor is rated for 124-149 uF. Using a capacitor with a significantly different MFD rating can prevent the motor from starting correctly or cause permanent damage to the motor windings.
Always ensure the power to the equipment is completely disconnected. Before removing the old unit, discharge the capacitor by placing a resistor or an insulated-handle screwdriver across the terminals to prevent electrical shock. Additionally, inspect the wiring connections for signs of corrosion or heat damage, as these can also prevent a motor from starting.
The 220-250 VAC rating indicates the maximum voltage the capacitor is designed to handle. It is safe to use this capacitor in any application requiring 220V, 230V, or 250V AC. You should never use a capacitor with a voltage rating lower than what is required by your motor.
Replacing a start capacitor is generally a straightforward task that takes about 15 to 30 minutes. You will typically need a screwdriver to open the access panel and a pair of needle-nose pliers to disconnect and reconnect the spade terminals. Ensure you note the wire positions before removing the old unit to ensure the new one is wired identically.