1. Computer Power Supplies Parts
  2. sku: 12721508948810872
  3. COOLER MASTER L84091-201

COOLER MASTER L84091-201 Atx Power Supply 500W

L84091-201 Cooler Master Atx 500w Power Supply 80 Plus For Hp Black

( Brand: Cooler Master ), ( Manufacturer Part Number: L84091-201 ), ( Compatible Brand: For Hp ), ( Voltage Compatibility: 100 V, 240 V ), ( Cooling: 1 Fan ), ( Color: Black ), ( Compatible Model: Omen 30l ), ( Maximum Input Current: 10 A ), ( Connectors: Sata, 4 Pin Peripheral, 6 2 Pin Pci Express ), ( Form Factor: Atx ), ( Type: Power Supply Unit ), ( Maximum Power: 500 W ), ( Features: 80 Plus Efficiency )

Review COOLER MASTER Atx Power Supply Plus For Hp Black

The Cooler Master L84091-201 is a reliable and efficient ATX 500W power supply unit (PSU) that delivers high-performance power to your computer system. This PSU, designed with a 80 HP efficiency rating, ensures optimal energy conversion and reduces power consumption, ultimately saving you money on electricity bills.

The Cooler Master L84091-201 features a single 12V rail design, delivering a consistent power supply for high-performance components. Its active PFC (Power Factor Correction) function ensures a stable voltage and minimal power loss, ensuring stable and efficient power delivery to your system.

This PSU is equipped with a 120mm double ball fan, ensuring quiet operation and effective cooling. The fan speed is automatically adjusted based on the temperature inside the case, ensuring optimal fan performance and minimal noise.

The Cooler Master L84091-201 complies with the latest safety standards, including the EN 55022 Class B EMC (Electromagnetic Compatibility) and EN 60950-1 IEC 60950-1 safety standards. It also features over-voltage, under-voltage, short circuit, over-current, and over-temperature protection, ensuring the safety of your components and the longevity of the PSU.

The PSU comes with a modular design, allowing you to only connect the cables that you need, reducing cable clutter and improving airflow inside the case. The cables are also sleeved, giving your build a clean and professional look.

The Cooler Master L84091-201 is a high-performance and reliable power supply unit that delivers consistent and efficient power to your computer system. Its quiet operation, advanced safety features, and modular design make it an excellent choice for any PC build.

The Cooler Master L84091-201 is a 500-watt ATX power supply unit (PSU) with 80 Bronze certification. Here are some pros and cons that may help you decide if this PSU is suitable for your HP system:

Pros:

1. 80 Bronze certification ensures that the PSU operates efficiently and meets minimum power consumption standards.

2. A modular design allows users to connect only the cables they need, reducing clutter and improving airflow.

3. The PSU has a semi-fanless mode that allows it to operate silently under low loads.

4. The unit comes with a five-year warranty, providing peace of mind for consumers.

5. It has a compact size, making it a good option for smaller cases.

Cons:

1. The 80 Bronze certification is the minimum requirement for energy efficiency, and some may prefer a higher certification level like Gold or Platinum.

2. The semi-fanless mode may not be suitable for systems with high power demands or numerous components, as the fan may need to turn on to maintain cooling.

3. The voltage stability and ripple regulation may not meet the requirements of some high-end components, which could lead to instability or reduced performance.

4. The PSU does not have a high wattage rating, which may limit its suitability for systems with multiple high-power components or multiple graphics cards.

In conclusion, the Cooler Master L84091-201 is a decent option for a 500-watt PSU for an HP system, especially for those who value a modular design, energy efficiency, and a quiet operation. However, it may not be suitable for systems with high power demands, high-end components, or those who require a higher certification level. Therefore, if your HP system falls into the latter category, it may be worth considering a higher-wattage or higher-certification PSU.

Details:

Used but tested and in good working condition.

part #: l84091201 prices

  • $25.74-$159.79

specifications powsuppy:

  • brand: Cooler Master
  • mpn: L84091-201
  • compatible brand: For Hp
  • voltage compatibility: 100 V, 240 V
  • cooling: 1 Fan
  • color: Black
  • compatible model: Omen 30l
  • maximum input current: 10 A
  • connectors: Sata, 4 Pin Peripheral, 6 2 Pin Pci Express
  • form factor: Atx
  • type: Power Supply Unit
  • maximum power: 500 W
  • features: 80 Plus Efficiency

seller powsuppy:

  • # reviews: 146
  • city: Rawson, Ohio
  • rating: 100.0%

shipping powsuppy:

  • service: USPS Ground Advantage
  • carrier: USPS
  • type: Calculated
  • class: Standard
  • transit: 5-10 Days
  • cost: $10.60

general powsuppy:

  • Computers/Tablet's Networking > Computer Components Parts > Power Supplies
  • condition: Used

offer powsuppy:

  • options: Ship-to-home
  • quantity: 1
  • started: May 24, 2026
  • availability: In Stock
  • sold: 0
  • best offers: True

payments powsuppy:

  • other
  • credit card: Visa
  • wallet: Paypal

returns powsuppy:

  • policy: No Returns
compatible brand: for hp, voltage compatibility: 100 v, 240 v, cooling: 1 fan, compatible model: omen 30l, maximum input current: 10 a, connectors: sata, 4 pin peripheral, 6 2 pin pci express, form factor: atx, type: power supply unit, maximum power: 500 w, features: 80 plus efficiency,
category: computers > computers/tablets networking > computer components parts > power supplies, color: black, sku: 12721508948810872,

Cooler Master L84091-201 Is Similar To:

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5 offers $25.74–$159.79 USD
  • Offer #1: $25.74 price + $10.60 shipping estimate = $36.34* total. used but tested and in good working condition.+$10.60 shipping
  • Offer #2: $50.00 price + $8.00 shipping estimate = $58.00* total. The ATX form factor ensures easy compatibility with most desktop computers, making it a practical choice for users looking for a dependable power source for their system. The HP Cooler Master Omen power supply is a high-quality desktop power module designed for HP systems.+$8.00 shipping
  • Offer #3: $159.79 price + $0.00 shipping estimate = $159.79* total. HP Cooler Master Lite-on PS-4501-2 24-Pin ATX Power Supply PS-4501-2.FREE SHIPPING
  • Offer #4: $31.50 price + $17.06 shipping estimate = $48.56* total. Shipped with USPS Ground Advantage. Cooler Master eXtreme Power Power Supply RS-500-PCAR-A3 - ATX 12V V2.01.+$17.06 shipping
  • Offer #5: $39.00 price + $10.00 shipping estimate = $49.00* total. It offers double reliability and silent operation, making it a dependable choice for computer enthusiasts looking for a reliable power source. The Cooler Master eXtreme Power Power Supply RP-500-PCAR is a high-quality ATX 12V V2.01 power module designed for computer systems.+$10.00 shipping

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