Capacitor - 45/440 Single Round, 43-101666-68

Rheem 43-101666-68 Capacitor - 45/440 Single Round
A single round motor capacitor used in compatible Rheem HVAC air conditioning equipment to store and deliver electrical energy to support motor operation.

Key Features:

• OEM Rheem single round capacitor: 45 uF, 440 VAC
• Size listed by Rheem: 2.120" x 4.060" (max.)
• Certified to UL 810 (highest level) and tested/approved for 5,000 AFC
• An official OEM replacement capacitor for Rheem HVAC equipment

Compatibility & Applications:

• Intended for air conditioning unit applications where a 45 uF / 440 VAC single round capacitor is specified by Rheem
• Confirm compatibility using the equipment model/serial and manufacturer-specified part number
• Must only be used where the manufacturer specifies this exact part number: 43-101666-68

Installation & Operation Notes:

• Should only be installed by a qualified HVAC technician
• Capacitors can be dangerous and may retain an electrical charge even after power is disconnected; follow the unit's service/installation manual and standard electrical safety procedures

Maintenance & Troubleshooting:

• Rheem notes capacitors are a common residential A/C part that may need replacement and are used to store and send electricity to system motors
• If replacement is needed, follow the equipment service manual for diagnostics and confirm the correct rating/part number before installation

Certifications & Compliance:

• UL 810

User Reviews & Q&A Summary:

• Common review themes: correct part received, direct replacement fit, and the capacitor resolved the issue (often described as restoring A/C/compressor operation)
• Customers frequently mention good value and a smooth buying experience, with fast shipping called out repeatedly
• Q&A themes: questions about minor labeling/tolerance differences on received capacitors were handled through customer support (replacement/mis-ship resolution), and quote requests are directed to customer service