COOLER MASTER RS-800-ACAG-B1 Atx Modular Psu 800W

( Brand: Cooler Master ), ( Manufacturer Part Number: RS-800-ACAG-B1 ), ( Connectors: 24 Pin, 4 4 Cpu, 6 2 Pin Pci Express ), ( Compatible Brand: For Amd, For Intel ), ( Form Factor: Atx ), ( Type: Power Supply ), ( Cooling: 1 Fan ), ( Maximum Wattage: 800 W ), ( Color: Black )

Review COOLER MASTER Plus Gold Atx Modular Psu Black

The Cooler Master RS-800-ACAG-B1 is an impressive 800-watt 80 PLUS Gold certified modular power supply unit (PSU) designed for advanced PC builders and overclockers. This PSU ensures efficient power delivery with a minimum of 90% energy conversion efficiency under typical load conditions, making it an excellent choice for high-performance systems.

The modular design of this Cooler Master PSU allows users to connect only the cables they require, simplifying cable management and reducing clutter within the PC case. Moreover, the unit comes with a comprehensive selection of cables, including 1 x 24-pin ATX main power cable, 1 x 4 4-pin EPS12V cable, 1 x 4 4-pin EPS12V auxiliary cable, and a multitude of PCIe, SATA, and peripheral cables to accommodate various components.

The RS-800-ACAG-B1 features a quiet operation mode with a semi-passive fan that spins only when necessary, ensuring minimal noise output. Its large, single 12V rail can deliver up to 71.3 amps (855 watts), providing ample power for multiple high-performance components.

Additionally, this Cooler Master PSU boasts a robust design with 105 C Japanese capacitors, ensuring durability and improved heat resistance. It also supports a wide voltage input range of 100-240V AC, making it suitable for use in various regions worldwide.

With its 80 PLUS Gold certification, high power output, modular design, quiet operation, and robust components, the Cooler Master RS-800-ACAG-B1 is an excellent choice for PC enthusiasts and power-hungry systems.

Cooler Master RS-800-ACAG-B1 800W 80 Gold Modular PSU: A Comprehensive Analysis

The Cooler Master RS-800-ACAG-B1 is an 800-watt 80 Gold certified modular power supply unit (PSU). In this analysis, we will discuss its key features, advantages, and potential drawbacks to help you make an informed decision about whether or not to purchase it.

1. 80 Gold certification: The PSU is energy efficient, delivering up to 90% efficiency under normal loads.

2. Modular design: You can connect only the cables required for your components, reducing clutter and improving airflow within the case.

3. Active PFC: The PSU can adapt its input voltage to ensure stable power delivery.

4. Overvoltage and overcurrent protection: The PSU has built-in safeguards to prevent damage to components.

1. High efficiency: The 80 Gold certification ensures that the PSU uses energy efficiently, reducing energy waste and lowering your electricity bill.

2. Flexible cable management: The modular design allows you to manage your cables effectively, making it easier to work within your case.

3. Stable power delivery: The active PFC and built-in protections ensure that your components receive clean, stable power, reducing the risk of component damage.

1. Size: The PSU may be larger than some users' expectations, so ensure that it will fit in your case before purchasing.

2. Noisy operation: Some users have reported that the fan can be noisy under heavy loads, although this is relatively uncommon.

The Cooler Master RS-800-ACAG-B1 is a high-performance, efficient, and flexible modular power supply unit. Its 80 Gold certification, modular design, and built-in protections make it an excellent choice for building or upgrading a PC. Despite its size and occasional noisy operation, the benefits of this PSU far outweigh the drawbacks.

If you're building or upgrading a PC and require a reliable, efficient, and flexible power supply, the Cooler Master RS-800-ACAG-B1 is an excellent choice. Its modular design, high efficiency, and built-in protections make it a solid investment for your PC setup.

Details:

Cooler Master 800W 80 Plus Gold ATX Modular PSU RS-800-ACAG-B1 Black.

part #: rs800acagb1 prices

• $470.00-$475.00

specifications powsuppy:

• brand: Cooler Master
• mpn: Rs-800-acag-b1
• connectors: 24 Pin, 4 4 Cpu, 6 2 Pin Pci Express
• compatible brand: For Amd, For Intel
• form factor: Atx
• type: Power Supply
• cooling: 1 Fan
• maximum wattage: 800 W
• color: Black

returns powsuppy:

• policy: No Returns

seller powsuppy:

• rating: 100.0%
• city: Gulfport, Mississippi
• # reviews: 5

general powsuppy:

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

shipping powsuppy:

• class: Standard
• type: Calculated
• transit: 7-13 Days
• carrier: USPS
• service: USPS Ground Advantage
• cost: $12.40

offer powsuppy:

• options: Ship-to-home
• quantity: 1
• availability: In Stock
• sold: 0
• best offers: True
• started: May 23, 2026

payments powsuppy:

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

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