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Item #:
73759727
CBB65 AC Dual Run Round Capacitor Replacement, 370V440 Volt HVAC for AC Unit Fan Motor Start, Heat Pump or Condenser Straight Cool
Item #:
73759727
0 ratings
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Built to the TOUGHEST U.S. standards for AC motor run capacitors, guaranteed to last for more than 5 years.
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What Stands Out
High Voltage Rating
Designed for robust performance, this capacitor operates at 370V/440V, ensuring efficient power delivery to HVAC systems while catering to high-demand applications.
Dual Run Design
This capacitor supports both fan and compressor operations in HVAC systems, providing versatile functionality for improved energy efficiency and reliable performance throughout various operational scenarios.
Precision Tolerance
With a ±6% tolerance, this capacitor offers reliable capacitance performance, ensuring consistent operation and enhanced lifespan, reducing the risk of failures and costly repairs.
Product Details
| Item Weight | 1 lbs (450 grams) |
Who Should Buy?
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HVAC Technicians
Ideal for professionals servicing HVAC units needing reliable dual run capacitors for efficient system operation.
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Homeowners
Great for DIY homeowners looking to replace worn out capacitors in air conditioning or heat pump systems.
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Maintenance Pros
Helpful for maintenance teams in regularly servicing AC units and ensuring optimal performance and longevity.
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Low Voltage Systems
Not suitable for low voltage applications or systems requiring capacitors with specifications below 370V.
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Compact Units
May not fit in compact HVAC units due to its oval shape; check dimensions before purchasing.
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Non-HVAC Applications
Not designed for applications outside air conditioning or heating systems, limiting its versatility.
Product Description
CBB65 AC Dual Run Round Capacitor Replacement, 370V440 Volt HVAC for AC Unit Fan Motor Start, Heat Pump or Condenser Straight Cool
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Customer Questions & Answers
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Question:
What does the 45+7.5 uF rating on this capacitor mean?
Answer: The 45+7.5 uF rating indicates that this capacitor can support two capacitance values: 45 microfarads for one load and 7.5 microfarads for another. This dual-run capability makes it suitable for applications like HVAC systems where both values might be needed. It allows the capacitor to efficiently start and run motors for different functions, such as starting the compressor or fan motor in air conditioning units or heat pumps. -
Question:
What is the importance of the ±6% tolerance specification?
Answer: The ±6% tolerance indicates how much the actual capacitance can deviate from the stated value, ensuring a consistent performance. In applications where precise voltage and current regulation are critical, such as HVAC systems, having this specified tolerance helps in matching the electrical characteristics required for optimal operation, thereby enhancing durability and efficiency over time. -
Question:
What does the 370V/440V rating mean?
Answer: The 370V/440V rating specifies the capacitor's voltage tolerance, meaning it can operate safely in circuits with voltage levels up to 440 volts. This is important for ensuring reliability, especially in high-demand HVAC systems. The capacitor can manage voltage spikes without failure, making it vital for maintaining stable operation in air conditioning units and heat pumps, which often deal with fluctuating electrical loads. -
Question:
Can this capacitor be used for both AC and DC applications?
Answer: This dual run capacitor is specifically designed for AC applications, such as air conditioning units and heat pumps. While high-voltage capacitors can sometimes be misused in DC applications, it's essential to use components specifically rated for DC to avoid failures. Using this capacitor in improper applications could lead to overheating and reduced lifespan, rendering it ineffective. -
Question:
What type of HVAC systems is this capacitor compatible with?
Answer: This capacitor is compatible with a wide range of HVAC systems, including central air conditioning units, heat pumps, and condensing units. Its dual capacitance of 45+7.5 uF makes it suitable for motors requiring different capacitance values. When replacing an old capacitor, checking the specifications, such as voltage and capacitance values, will ensure compatibility with the existing setup. -
Question:
How can I know if my capacitor needs to be replaced?
Answer: Signs that a capacitor may need replacement include visible bulging, leaks, or physical damage. Additionally, if your HVAC system is experiencing issues such as failure to start, inefficient cooling, or unusual noises, it could indicate a failing capacitor. Regular maintenance checks can help identify such problems early, ensuring that your system runs efficiently and reduces the risk of breakdowns. -
Question:
Why is the round shape of the capacitor significant?
Answer: The round shape of this capacitor is a standard design that provides durability and efficient space usage in HVAC applications. It allows for better heat dissipation as compared to square or rectangular versions, which is crucial during operation. This design enhances the performance and longevity of the capacitor, making it ideal for installations where space is at a premium and efficient cooling is a necessity. -
Question:
What can happen if I use an incorrect capacitor for my unit?
Answer: Using an incorrect capacitor can lead to suboptimal performance or cause damage to your HVAC system. It may result in a failure to start, overheating, or reduced cooling efficiency. Selecting the appropriate capacitor is vital to ensure the proper operation of motors in air conditioning units or heat pumps, ultimately impacting energy consumption and overall system reliability. -
Question:
How do I install this capacitor safely?
Answer: To install this capacitor safely, first disconnect power to the HVAC system and discharge the capacitor to prevent electric shock. Remove the old capacitor and note the wiring configuration before replacing it with the new one. Connect the wires to the new capacitor as they were configured in the old one, ensuring a secure fit. Following these steps minimizes the risk of electrical hazards and ensures proper functioning. -
Question:
Where can I buy the 45+7.5 uF 45/7.5 MFD ±6% 370V/440V CBB65 AC Capacitor?
Answer: You can buy the 45+7.5 uF 45/7.5 MFD ±6% 370V/440V CBB65 AC Capacitor on Ubuy. They offer a wide selection of HVAC components, and you can conveniently browse and purchase this capacitor tailored to your specific needs.
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Features & Benefits
- 5 uF ±6% capacitor for reliable performance.
- Compatible with 370V and 440V HVAC systems.
- Durable design with a wide operating temperature range (-40℃ to +70℃).
- Safety rated for 10,000 AFC, providing extra protection.
- UL certified to meet stringent U.S. standards.
- Suitable replacement for various models including TOCF5 and CPT00072.
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