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Rheem-Ruud 43-101666-68 Round Capacitor 45 MFD 440V

Rating:
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1  Review Add Your Review
Special Price $18.93 Regular Price $20.95
In stock
SKU
43-101666-68
The Rheem-Ruud 43-101666-68 Round Capacitor 45 MFD 440V is an electrical capacitor that stores and releases electrical energy to support motor starting and continuous operation within air conditioning equipment. Positioned inside the electrical compartment, it supplies the required phase shift for motor windings while coordinating with the compressor and fan motor during operating cycles. It communicates with connected electrical circuits to maintain balanced power delivery under varying load conditions in HVAC systems, depending on stable electrical energy transfer throughout operation. Its operations support controlled motor performance, balanced circuit operation, operational stability, and system continuity.
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Motors & Capacitors, Capacitors
Manufacturer:
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Manufacturer Name: Rheem-Ruud
Product Number: 43-101666-68
OEM Part Number: 43-101666-68
Product Description: 440V 45Mfd Round Capacitor
Weight:0.51lbs/231.33g

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Product Questions (2)
Customer Questions
What maintenance is required for the Rheem-Ruud 43-101666-68 Round Capacitor?

Turn off power before inspecting the capacitor. Check for bulging, leakage, or corrosion regularly. Ensure terminals are tight and clean from dust. Test capacitance occasionally and replace if readings drift.

What are common issues with the Rheem-Ruud 43-101666-68 Round Capacitor?

  • Bulging or swelling due to overheating.
  • Loss of capacitance causing weak motor start.
  • Leakage or dielectric failure.
  • Terminal corrosion or loose connections.
  • Intermittent performance or failure to start.
  • Capacitance drift over time under load.

Installation Steps

Step 1: Turn off all electrical power and check capacitor is fully discharged before handling.

Step 2: Remove access panel and note wiring connections on the existing capacitor.

Step 3: Disconnect and remove old capacitor carefully, avoiding shorting terminals.

Step 4: Install new capacitor, matching terminal labels correctly.

Step 5: Secure connections firmly and ensure capacitor is properly mounted.

Step 6: Restore power, start system, and confirm smooth motor operation without overheating or noise.