ROSEWILL PMG850 Power Supply 850W

( Brand: Rosewill ), ( Manufacturer Part Number: PMG850 ), ( Part Type: Supply ), ( Maximum Power: 850 W )

Review ROSEWILL Power Supply 850w

The RoseWill PMG850 is an 850-watt 80 Gold certified power supply unit (PSU) designed to deliver reliable and efficient power to your PC components. This PSU is perfect for high-end systems that require a significant amount of power to run.

The 850-watt capacity allows for powering multiple high-performance graphics cards, processors, and other power-hungry components. The 80 Gold certification ensures that the PSU operates at a minimum efficiency of 90% under typical loads and 87% under full load, making it an energy-efficient choice for your system.

The PMG850 utilizes a single 12V rail design, delivering a constant voltage to ensure stable power delivery to your components. It also features Active PFC technology, which allows for better power factor correction and reduces power loss.

The unit is housed in a compact and sleek 150mm form factor, making it suitable for most mid-tower cases. It comes with a full set of modular cables, allowing for easy cable management and customization. The cables are also individually sleeved, giving the PSU a clean and professional look.

The PMG850 is protected by various safety features, including over voltage protection, under voltage protection, over power protection, short circuit protection, and over temperature protection. These features help to ensure the longevity and stability of your components.

The unit also comes with a 3-year warranty, giving you peace of mind and ensuring that any issues are covered by the manufacturer. Overall, the RoseWill PMG850 is a high-performance and efficient power supply unit that is perfect for demanding PC systems.

Pros and Cons of buying a Rosewill PMG850 850W Power Supply

The Rosewill PMG850 is an 850-watt power supply that caters to mid-range and high-end system builds. In this analysis, we will evaluate its features, benefits, and potential drawbacks to help you make a well-informed decision.

1. High Wattage: With an output of 850 watts, this power supply can efficiently power most modern systems and high-performance components.

2. 80 Platinum Certification: The PMG850 is certified to be 90% or more energy-efficient at 20%, 50%, and 100% load. This results in reduced power consumption and lower operating temperatures.

3. Active PFC: An Active Power Factor Correction (PFC) circuit ensures the power supply works efficiently by maintaining a constant power factor close to 1, minimizing power loss and improving overall power efficiency.

4. Modular Design: The modular design of this power supply allows users to only use the cables they need, reducing clutter and making cable management easier.

5. Quiet Operation: The PMG850 features a Fluid Dynamic Bearing (FDB) fan that runs at a low speed under normal operating conditions, resulting in quieter operation.

6. Overvoltage, Overcurrent, and Short Circuit Protection: These safety features help protect the components in your system from potential damage.

7. 7-Year Manufacturer Warranty: The warranty provides peace of mind and assures users of long-term support.

1. Bulkiness: Due to its higher wattage and modular design, the PMG850 may take up more space inside your case compared to smaller, non-modular power supplies.

2. Potential for Electromagnetic Interference (EMI): Some users have reported issues with electromagnetic interference, causing minor performance degradation or signal disruptions in their systems. However, not all users have experienced this issue.

3. Limited Connectivity: Although the modular design provides flexibility, it may not have enough connectors for certain multi-GPU setups or high-density motherboards.

The Rosewill PMG850 850W power supply boasts several advantages, including high wattage, 80 Platinum certification, modular design, quiet operation, and comprehensive safety features. However, it also has potential drawbacks such as bulkiness, electromagnetic interference, and limited connectivity.

When considering a purchase, weigh the importance of these factors against your specific system requirements and preferences. If a high-wattage, efficient, and quiet power supply with a long warranty is a priority, the Rosewill PMG850 could be an excellent choice. However, if you have limited space, are concerned about potential EMI issues, or require additional connectivity, other power supplies may better suit your needs.

If the Rosewill PMG850 aligns with your system requirements and priorities, it is a solid option for a reliable, high-performance power supply. However, before making a final decision, consider evaluating alternative power supplies with similar features and specifications to ensure you are making the best choice for your specific use case.

Details:

No other accessories included. See photos above. See condition above for more details. Comes as shown.

Receive only what is pictured/listed.

part #: pmg850 prices

• $29.99-$119.00

specifications powsuppy:

• brand: Rosewill
• mpn: Pmg850
• part type: Supply
• maximum power: 850 W

shipping powsuppy:

• class: Standard, Expedited
• carrier: USPS
• type: Fixed
• service: USPS Ground Advantage, USPS Priority Mail
• transit: 3-7 Days
• cost: $3.00

offer powsuppy:

• started: November 19, 2025
• quantity: 1
• options: Ship-to-home
• best offers: True
• sold: 0
• availability: In Stock

returns powsuppy:

• paid by: Buyer
• policy: Returns Accepted
• method: Money back
• time: 30 Days

payments powsuppy:

• other
• wallet: Apple-pay
• credit card: Mastercard

general powsuppy:

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

seller powsuppy:

• city: Peralta, New Mexico
• # reviews: 36536
• rating: 99.7%

Rosewill PMG850 Is Similar To:

• Rosewill Cmg1000 G5 80 Plus Gold Modular Power Supply (58.1% similar) Wish you a pleasant purchase. Conditions as on pictures. Original packaging may be replaced. Original this is a return/shelf units from big suppliers that was inspected and issue detected. Here is for sale: Rosewill CMG1000 g5 80 plus gold modular power supply the item a for parts...(June 3rd, 2024)
• Rosewill Sl-300tfx Switching Power Supply 300w (65.8% similar) Its brand new and ready to use straight out of the box. The Rosewill SL-300TFX switching power supply is the perfect addition to your computer setup. This power supply is designed to fit the TX form factor and compatible with a range of computer components...(June 4th, 2024)
• Rosewill 850m Capstone 850w Modular Power Supply 80 Plus Gold (59.6% similar) Rosewill capstone 850M 850W modular power supply 80 plus gold. We proudly support the men women that serve to protect us, our country and freedom...(June 5th, 2024)
• Rosewill Sl-x700eps Power Supply Rd700 Model (64.9% similar) From a smoke free home...(June 14th, 2024)
• Rosewill Lc-8500btx Power Supply 500w (82.9% similar) Please see the item photos.: Rosewill power supply 500W LC-8500BTX. This item passed all key functionality tests. Power supplies. It is in good condition, inspected, and found free of defects. It passed post and was tested categorized as c6 used excellent, f4 hardware...(July 9th, 2024)
• Rosewill 850s Roswill Power Supply (74.6% similar) Worked until I pulled it out of my computer...(July 9th, 2024)
• Rosewill Hive-750s 750w 80 Plus Bronze Fully Modular Power Supply Black Untested (44.2% similar) Its untested and missing the power cord. Looks to be in good working order...(July 21st, 2024)
• Rosewill 898745051414 Capstone-550-m 550w Pc Power Supply 80 Plus Gold Working With Sata Cable (44.1% similar) Includes satay cable. Please see all the photos. Pre-owned, Rosewill model CAPSTONE-550-M PC power supply. Tested and works...(August 4th, 2024)
• Rosewill Arc450 Arc 450 450w Power Supply Pre-owned (61.9% similar) STX 12V V2.31 EPS V2.92. 100 - 240 vac 50 / 60 Hz. Rosewill arc 450 450W power supply, supply. 80 plus bronze certified...(August 10th, 2024)
• Rosewill 840951126332 Lepton 600 Semi-modular 600w Power Supply 80 Plus Gold Certified (45.4% similar) Comes with original cords and box. This power supply is an excellent choice for anyone in need of a reliable and powerful their computer. The unit quantity is two and it comes in black color. It is also 80 plus gold certified, ensuring high-quality and dependable performance...(August 17th, 2024)
• Rosewill Hive-850s Hive 850s 850w Full Modular Gaming Power Supply (49.5% similar) All cables included. I used this personally. Always used on ups. Pull from working system. Works perfectly, good PS...(August 18th, 2024)