COMMONWEALTH SPRAGUE CAPACITOR 443PMUDF Capacitors 4KVAR 480V 3PH

( Brand: Commonwealth Sprague Capacitor ), ( Manufacturer Part Number: 443PMUDF ), ( Maximum Operating Voltage: 480 V )

Review COMMONWEALTH SPRAGUE CAPACITOR 480v 3ph

The Commonwealth Sprague Capacitor 443P mudf 4kVar 480V 3ph is a three-phase, wet-type, power capacitor designed for use in electrical power systems. This capacitor is manufactured by Sprague Electric Company, a leading global supplier of capacitors and energy storage solutions.

The 443P model is specifically engineered for applications requiring a capacitance value of 4kVar (kilo-volt-ampere-reactive) and a working voltage of 480V. The capacitor is rated for three-phase power systems, meaning it is designed to handle three conductors carrying alternating current.

The "mudf" designation in the part number refers to the "mud-filled" construction of the capacitor. This design involves filling the capacitor with a dielectric fluid, typically mineral oil, to improve the insulation and increase the voltage rating. This type of construction is commonly used in large power capacitors due to its ability to withstand high voltages and provide improved electrical performance.

The 443P capacitor is designed with a total capacitance of 4kVar, which is the sum of the capacitance of each individual capacitor in the three-phase bank. The capacitor's capacitance is measured in microfarads ( F) or farads (F), with 1kVar equal to 1000k F or 1F.

The 443P capacitor's size and weight will vary depending on the specific design and construction details. Generally, larger capacitors require more materials and space to accommodate the higher capacitance and voltage rating. It is recommended to consult the manufacturer's datasheet or contact the manufacturer directly for detailed specifications regarding size, weight, and other physical dimensions.

The 443P capacitor is designed to provide various benefits in electrical power systems, including power factor correction, voltage support, and system stability. By adding capacitive reactance to the power system, the capacitor can help improve the power factor, which is a measure of the efficiency of electrical power delivery. A higher power factor results in reduced energy losses and improved system efficiency.

Additionally, the capacitor can help maintain the voltage levels in the power system by compensating for the voltage drops caused by inductive loads. This is particularly important in distributed power systems, where voltage levels can vary due to the distributed nature of the power generation and consumption.

In summary, the Commonwealth Sprague Capacitor 443P mudf 4kVar 480V 3ph is a three-phase, wet-type, power capacitor designed for use in electrical power systems requiring a capacitance value of 4kVar and a working voltage of 480V. The capacitor's mud-filled construction provides improved insulation and increased voltage rating, while its power factor correction and voltage support capabilities contribute to improved system efficiency and stability.

The Commonwealth Sprague Capacitor 443PMDF 4kVar 480V 3ph is a large capacitor specifically designed for industrial applications, particularly in power factor correction circuits. Here are some pros and cons of buying this capacitor:

1. High Capacitance: With a capacitance of 4kVar, this capacitor can store and discharge large amounts of energy, making it suitable for power factor correction applications that require significant energy storage.

2. Voltage and Phase Rating: The 480V and 3-phase rating of this capacitor makes it ideal for use in industrial three-phase power systems.

3. Reliability: Sprague capacitors are known for their high reliability and long service life, making them a popular choice for industrial applications.

4. Energy Efficiency: By correcting the power factor of the power system, this capacitor can help reduce energy losses and improve the overall efficiency of the power system.

5. Regulatory Compliance: In some regions, it may be required by law to maintain a certain power factor for electrical systems. Installing this capacitor can help ensure regulatory compliance.

1. Cost: Large capacitors like the 443PMDF are more expensive than smaller capacitors due to their larger size and higher energy storage capacity.

2. Installation Complexity: Installing large capacitors requires specialized knowledge and equipment, which can add to the cost and complexity of the project.

3. Maintenance: Large capacitors require regular maintenance to ensure they are functioning properly and to extend their service life. This includes checking for leaks, cleaning the terminals, and monitoring the capacitor's temperature.

4. Safety: Installing and working around large capacitors can be dangerous if proper safety precautions are not taken. This includes disconnecting the power supply and following proper lockout/tagout procedures.

The Commonwealth Sprague Capacitor 443PMDF 4kVar 480V 3ph is a high-performance capacitor that offers significant benefits for industrial power systems, including improved energy efficiency, regulatory compliance, and reliability. However, it also comes with some drawbacks, including cost, installation complexity, maintenance requirements, and safety concerns.

If you are in the market for a large capacitor for industrial power applications, the 443PMDF is a solid choice. However, before making a purchase, it is important to carefully consider the costs and benefits, as well as the installation and maintenance requirements. It may also be worth exploring alternative energy storage solutions, such as batteries, to determine which option is the best fit for your specific application. Ultimately, it is recommended to consult with a qualified electrical engineer or other industry expert to help make an informed decision.

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part #: 443pmudf prices

• $80.00-$199.99

specifications capacitorelectron:

• brand: Commonwealth Sprague Capacitor
• mpn: 443pmudf
• maximum operating voltage: 480 V

seller Capacitorelectron:

• city: Galion, Ohio
• rating: 99.8%
• # reviews: 7498

general Capacitorelectron:

• condition: Used
• Electrical Equipment Supplies > Electronic Components Semiconductors > Capacitors

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• availability: In Stock
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• started: October 25, 2025
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