
CD40-5X370 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $9.99 | Condition is New – Open box, Pack of 1 - Supco CD40+5X370 Oval, 40 + 5 Mfd., 370 Volt, Dual Run Capacitor x, shipping cost = $6.58 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $15.29 | Top Pick! Condition is New, Dual Oval Run Capacitor CD40+5X370 370VAC Supco OEM-Compatible, FREE SHIPPING | 99.3% |
![]() | $16.57 | Top Pick! Condition is New, Dual Round Run Capacitor Supco CD40+5X370R 40 + 5 MFD 370 VAC, FREE SHIPPING | 99.3% |
![]() | $59.00 | Condition is New, Supco Round Dual Motor Run Capacitor 40 + 5 MFD 440/370 5 Pack, shipping cost = $12.95 | 100.0% |
![]() | $59.00 | Condition is New, Supco Round Dual Motor Run Capacitor 60 + 5 MFD 440/370 5 Pack, shipping cost = $12.95 | 100.0% |

The SUPCO CD40 5x370 Dual Capacitor is a versatile and high-performance electronic component designed for various applications in the electrical industry. This capacitor is a 5-piece set, each having a capacitance of 40 microfarads ( F) and a voltage rating of 370 Volts.
The capacitors in this set are of the electrolytic type, which is renowned for its ability to store large amounts of electrical energy in a relatively small size. The electrolyte used in these capacitors is a non-hazardous, non-toxic, and non-flammable liquid, ensuring safety and reliability in use.
Each capacitor in the SUPCO CD40 5x370 set comes with heavy-duty aluminum cans that provide excellent heat dissipation and protection against external damage. The capacitors are also equipped with rugged terminals that can withstand high currents and voltages, making them suitable for use in demanding applications.
The SUPCO CD40 5x370 Dual Capacitor set offers a high degree of electrical stability, with a low Equivalent Series Resistance (ESR) that minimizes power loss and ensures consistent voltage levels. The capacitors also have a low leakage current, which helps maintain a stable charge over long periods.
The temperature range for the SUPCO CD40 5x370 Dual Capacitor set is from -25 C to 70 C, making it suitable for use in a wide range of environments. The capacitors are also RoHS compliant, meaning they contain no harmful substances, making them an environmentally friendly choice.
In summary, the SUPCO CD40 5x370 Dual Capacitor set is a reliable and high-performance electronic component that offers excellent electrical stability, high energy density, and a wide operating temperature range. Its rugged construction and heavy-duty terminals make it a suitable choice for demanding applications in the electrical industry.
Pros and Cons of buying a SUPCO CD40 5x370 Dual Capacitor
The SUPCO CD40 5x370 Dual Capacitor is a popular choice for those in need of high voltage capacitors. This component is commonly used in various industrial and electrical applications. In this analysis, we will discuss the advantages and disadvantages of purchasing a SUPCO CD40 5x370 Dual Capacitor.
Pros:1. High Voltage Capability: With a voltage rating of 370 volts, this capacitor is well-suited for high voltage applications.
2. Large Capacitance: The 5x370 model offers a total capacitance of 5 farads, making it an ideal solution for power supply systems and energy storage applications.
3. Durable Construction: The SUPCO CD40 5x370 Dual Capacitor features a robust design with a paper dielectric and aluminum foil windings, ensuring long-lasting performance.
4. Cost-Effective: Compared to other high voltage capacitors with similar specifications, the SUPCO CD40 5x370 Dual Capacitor is relatively affordable.
Cons:1. Large Size: Due to its high capacitance and voltage rating, this capacitor is quite large, which may pose installation challenges in limited spaces.
2. Heat Generation: High capacitance capacitors can generate significant heat during operation, which may require additional cooling measures.
3. Limited Operating Temperature Range: The SUPCO CD40 5x370 Dual Capacitor is designed to operate at temperatures between -25 C and 70 C, which may not be suitable for extreme temperature environments.
Conclusion:The SUPCO CD40 5x370 Dual Capacitor is an excellent choice for those requiring a high voltage, large capacitance component for their electrical or industrial applications. Its durable construction, cost-effectiveness, and high voltage rating make it a popular choice. However, its large size, heat generation, and limited operating temperature range should be considered before making a purchase.
Recommendation:If the application requirements match the SUPCO CD40 5x370 Dual Capacitor's specifications, it is recommended to proceed with the purchase. It is essential to consider the installation space and cooling requirements beforehand to ensure a smooth integration into the system. For applications with more stringent size constraints or temperature requirements, alternative capacitor options should be explored.
Details:
Features/benefits. Dual run capacitor, oval, 40 5 mfd. 370 volt, CD40 5x370: 14.27: brand new dual oval run capacitor, 5x370. Replaces part numbers fits model's non-PCB biodegradable synthetic oil.
Jiangxi, china. Type two, non-PCB biodegradable synthetic oil, physical interrupter for safety, mfd tolerance /- 5%, drawn steel case construction, quad blade quick connect terminals, operating temperature: -13 f to 185 -25 c 85 c, made at Supco in Nanchang.
specifications maxohvac:
- brand: Supco
- mpn: Cd40-5x370
- type: Dual Run Capacitor, Oval
- country/region of manufacture: China
- upc: 687152168835
payments maxohvac:
- credit card: discover
- other
- wallet: google-pay
returns maxohvac:
- policy: returns accepted
- paid by: seller
- time: 30 days
- method: money back
shipping maxohvac:
- type: calculated
- class: standard, expedited
- service: usps ground advantage, ups ground, ups 2nd day air, usps priority mail
- transit: 3-8 days
- carrier: usps, ups
seller maxohvac:
- # reviews: 322774
- city: baldwinsville, new york
- rating: 98.8%
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
offer maxohvac:
- prices: $9.99–$59.00
- item condition:
- New – Open box
- New
- sold #: 18
- availability: in stock
- options: ship-to-home
- started: august 26, 2025
- in stock #: 5
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