1. Computer Power Supplies Parts
  2. sku: 12158022083936762
  3. ULTRA ULT40038

ULTRA ULT40038 Finity Atx Power Supply 500W

Ult40038 Ultra X-finity 500w Atx Power Supply

( Brand: Ultra ), ( Manufacturer Part Number: ULT40038 ), ( Compatible Brand: Universal ), ( Form Factor: Atx ), ( Type: Power Module ), ( Maximum Power: 500 W ), ( Cooling: 1 Fan ), ( Color: Silver )

Review ULTRA X finity Atx Power Supply

The Ultra UP500W-F18 ATX Power Supply from Ultra is a reliable and efficient solution for powering your computer system, with a maximum capacity of 500 watts. This power supply is specifically designed to be used with Xfinity communications systems and meets the requirements for FCC Class B certification.

The Ultra UP500W-F18 is built with high-quality components to ensure stable and consistent power delivery to your system. It features active PFC technology, which not only provides clean and efficient power but also reduces power consumption and lowers energy costs. The power supply also includes over-voltage, over-current, and short-circuit protection to safeguard your components from damage.

The Ultra UP500W-F18 is a standard ATX power supply, measuring 140mm x 86mm x 160mm (5.51 inches x 3.39 inches x 6.26 inches) and comes with a universal AC input that can be used worldwide. It includes all necessary connectors, including 24-pin ATX, 8 4-pin EPS12V, 6 2-pin PCIe, and various SATA and peripheral connectors.

The power supply's fan operates quietly and efficiently, ensuring minimal noise during operation. The fan speed is regulated by the power supply's temperature sensor, which adjusts the fan speed based on the temperature inside the case to maintain optimal operating conditions.

The Ultra UP500W-F18 is designed to meet the highest standards for safety and quality, including UL, CE, FCC, and TUV certifications. It is RoHS compliant, meaning it is free of lead, cadmium, mercury, hexavalent chromium, polybrominated biphenyls (PBB), and polybrominated diphenyl ethers (PBDE).

In summary, the Ultra UP500W-F18 ATX Power Supply is a high-performance, reliable, and efficient solution for powering your Xfinity communications system. Its advanced features, including active PFC technology, over-voltage, over-current, and short-circuit protection, ensure stable and consistent power delivery to your components, while its quiet and efficient fan design ensures minimal noise during operation. With its universal AC input, standard ATX form factor, and comprehensive set of connectors, the Ultra UP500W-F18 is a versatile and flexible choice for powering your system.

The Ultra XF500w ATX power supply from Ultra, model number ULTRA XF500W, is a 500-watt power supply unit (PSU) designed for use with Xfinity by Comcast home servers and other compatible systems. Here are some potential pros and cons to consider before making a purchase.

Pros:

1. High Wattage: With a maximum power output of 500 watts, this PSU is capable of powering a variety of components in a mid-range or even high-end system.

2. Xfinity Compatibility: This power supply is specifically designed for use with Xfinity by Comcast home servers and other compatible systems, making it a convenient choice for those in the Xfinity network.

3. 80 Bronze Certification: The Ultra XF500W is 80 Bronze certified, meaning it meets minimum efficiency requirements and converts at least 82% of the input power into usable output power under typical load conditions.

4. Protective Features: This PSU includes several protective features, such as overcurrent protection, overvoltage protection, and short-circuit protection, to help prevent damage to components and ensure system stability.

5. Reasonable Price: Compared to some other power supplies in the same wattage range, the Ultra XF500W is reasonably priced, making it an affordable option for many users.

Cons:

1. Limited Brand Reputation: Ultra is not as well-known as some other power supply manufacturers, which may raise concerns about the reliability and durability of their products.

2. No Modular Cables: This power supply does not come with modular cables, which may make cable management more difficult and limit the flexibility of cable routing within a case.

3. Limited Availability: This power supply may not be available in all regions or through all retailers, making it more difficult to purchase and potentially increasing shipping costs.

Conclusion:

The Ultra XF500W ATX power supply offers a good balance of power output, compatibility, and features at a reasonable price. However, its limited brand reputation and lack of modular cables may be drawbacks for some users. Ultimately, the decision to purchase this power supply will depend on individual needs and preferences.

Recommendation:

For users in the Xfinity network who require a 500-watt power supply and prioritize compatibility and affordability, the Ultra XF500W ATX power supply may be a good choice. However, those who value brand reputation or prefer a modular design may want to consider other options. It's always a good idea to read reviews and consider multiple options before making a purchase.

Details:

Item sold as is. Item is new and sealed in original shrink wrap. The Ultra X-Finity 500W ATX Power Supply ULT40038 is a reliable and high-quality power module designed for universal compatibility with form factor motherboards. Please see photos.

Featuring a sleek silver color and single cooling fan, this model from Ultra is both efficient stylish, making it great choice for any computer setup. There is one small tear in the box detailed last photo. With a maximum power output of 500W, this supply is ideal for powering most computer systems with ease.

part #: ult40038 prices

  • $20.00-$59.00

specifications powsuppy:

  • brand: Ultra
  • mpn: Ult40038
  • compatible brand: Universal
  • form factor: Atx
  • type: Power Module
  • maximum power: 500 W
  • cooling: 1 Fan
  • color: Silver

shipping powsuppy:

  • type: Fixed
  • cost: $15.00
  • carrier: FedEx
  • class: Economy
  • transit: 3-8 Days
  • service: FedEx Ground Economy

returns powsuppy:

  • policy: No Returns

seller powsuppy:

  • rating: 99.5%
  • # reviews: 867
  • city: Gilbert, Arizona

payments powsuppy:

  • other
  • credit card: Visa
  • wallet: Google-pay

offer powsuppy:

  • best offers: True
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • quantity: 1
  • started: April 14, 2026

general powsuppy:

  • Computers/Tablet's Networking > Computer Components Parts > Power Supplies
  • condition: New
compatible brand: universal, form factor: atx, type: power module, maximum power: 500 w, cooling: 1 fan,
category: computers > computers/tablets networking > computer components parts > power supplies, color: silver, sku: 12158022083936762,

Ultra ULT40038 Is Similar To:

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5 offers $20.00–$59.00 USD
  • Offer #1: $59.00 price + $15.00 shipping estimate = $74.00* total. Featuring a sleek silver color and a single cooling fan, this model from Ultra is both efficient and stylish, making it a great choice for any computer setup.+$15.00 shipping
  • Offer #2: $44.99 price + $0.00 shipping estimate = $44.99* total. Does not include any cords.FREE SHIPPING
  • Offer #3: $20.00 price + $12.13 shipping estimate = $32.13* total. Max Output Current +3.3V: 28A. Does not include cords.+$12.13 shipping
  • Offer #4: $34.99 price + $15.00 shipping estimate = $49.99* total.+$15.00 shipping
  • Offer #5: $27.99 price + $12.52 shipping estimate = $40.51* total. The UPC code is missing from the box. New & Unused.+$12.52 shipping

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