1. Computer Power Supplies Parts
  2. sku: 8524024837067682
  3. CWT GPW850SB

CWT Channel Psu 850W GPW850S-B

Gpw850s-b Cwt Gpw850sb Channel Well Technology 850w Psu Model -works 100%

( Brand: Cwt ), ( Manufacturer Part Number: GPW850SB ), ( Voltage Compatibility: 120 V, 240 V ), ( Type: Power Supply ), ( Maximum Power: 850 W ), ( Color: Black )

Review CWT Channel Well Technology 850w Psu Model Works 100%

The CWT GFW850SB is a high-performance 850-watt power supply unit (PSU) designed for PC systems that demand reliable and efficient power delivery. This 80 Gold certified power supply from CWT boasts an impressive efficiency rating of up to 90% under typical load conditions, ensuring minimal power waste and reduced heat generation.

The CWT GFW850SB features a modular design, allowing users to only connect the cables they need, simplifying cable management within the PC case. With a total of twelve 6 2-pin PCIe connectors, this PSU can easily support multiple high-performance graphics cards or other power-hungry components. Additionally, it includes a variety of other connectors, including four 4 4-pin EPS12V connectors, eight SATA connectors, and multiple peripheral connectors, catering to a wide range of system configurations.

This power supply unit employs a single 12V rail design, which delivers a consistent voltage level to the components, improving system stability and compatibility. It also comes with advanced features like over-voltage, under-voltage, short-circuit, and over-current protection to safeguard the system from potential electrical issues.

The CWT GFW850SB has a compact size, measuring 150mm in length, making it suitable for most mid-tower and some full-tower cases. Its silent operation is achieved through a 120mm cooling fan, which is designed to spin only when needed to maintain optimal temperatures. The fan also features a semi-passive mode, enabling it to operate in silence when the system load is low.

In summary, the CWT GFW850SB is a reliable, high-efficiency, and feature-rich 850-watt power supply that is perfect for modern PC systems with high-performance components. Its modular design, advanced protection features, and silent operation make it an excellent choice for both gaming and professional systems.

A Detailed Analysis of the CWT GFW850SB 850W Power Supply

The CWT GFW850SB is a 850-watt power supply unit (PSU) manufactured by Cooler Master. This PSU is a semi-modular design, which offers several benefits over a fully modular PSU. In this analysis, we will discuss the key features, pros, and cons of this power supply to help you make an informed decision.

Features:

1. 850W Maximum Power Output

2. 80 Gold Certified Efficiency

3. Semi-Modular Design

4. Single 12V Rail

5. Active PFC (Power Factor Correction)

6. Overvoltage, Overcurrent, and Short Circuit Protection

7. 140mm Double Ball Fan

Pros:

1. High Wattage: The CWT GFW850SB can deliver up to 850 watts of power, making it suitable for high-end gaming systems and workstations.

2. 80 Gold Certified: This PSU meets the 80 Gold standard for efficiency, ensuring that it converts at least 90% of the input power into usable DC power under typical loads.

3. Semi-Modular Design: This design allows you to connect only the cables you need, reducing clutter and improving airflow within your case.

4. Single 12V Rail: A single 12V rail can provide more stable voltage, which is beneficial for systems that require high current draw from one component.

5. Active PFC: Active PFC ensures that the power supply is more energy-efficient and can better comply with power regulations.

Cons:

1. Lack of Modularity: While the semi-modular design is an improvement over a fully non-modular PSU, it still does not offer the same level of cable management and customization as a fully modular PSU.

2. Size: With dimensions of 150mm (L) x 86mm (W) x 145mm (H), the CWT GFW850SB may require a larger case to accommodate it.

3. Fan Noise: Some users have reported that the fan can be loud under heavy loads or when the ambient temperature is high.

Conclusion:

The CWT GFW850SB is a capable 850-watt power supply with a semi-modular design, high wattage, and 80 Gold efficiency. While it has some drawbacks, such as the lack of full modularity and potential fan noise, its pros outweigh the cons for most users. If you require a high-wattage PSU for a powerful system and prefer a semi-modular design, the CWT GFW850SB is a solid choice.

Recommendation:

If you are looking for a high-performance power supply with a semi-modular design, the CWT GFW850SB is a worthy consideration. It offers a good balance of power, efficiency, and cable management. However, if you prioritize a fully modular design or are concerned about fan noise, you may want to explore other options in the market. Ultimately, the choice depends on your specific system requirements and personal preferences.

Details:

Channel Well Technology CWT 850W PSU model GPW850S-B Works 100%. PULLED FROM IBUYPOWER GAMING PC DAMAGED IN SHIPPING PROCESS - check last picture. 100% FULLY FUNCTIONAL.

part #: gpw850sb prices

  • $71.60-$79.00

specifications powsuppy:

  • brand: Cwt
  • mpn: Gpw850sb
  • voltage compatibility: 120 V, 240 V
  • type: Power Supply
  • maximum power: 850 W
  • color: Black

shipping powsuppy:

  • class: Standard
  • type: Calculated
  • transit: 5-11 Days
  • carrier: USPS
  • service: USPS Ground Advantage
  • cost: $16.19

payments powsuppy:

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

offer powsuppy:

  • options: Ship-to-home
  • started: August 11, 2025
  • sold: 0
  • quantity: 1
  • availability: In Stock

general powsuppy:

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

seller powsuppy:

  • rating: 100.0%
  • # reviews: 752
  • city: Antioch, California

returns powsuppy:

  • policy: No Returns
voltage compatibility: 120 v, 240 v, type: power supply, maximum power: 850 w,
category: computers > computers/tablets networking > computer components parts > power supplies, color: black, sku: 8524024837067682,

Cwt GPW850SB Is Similar To:

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2 offers $71.60–$79.00 USD
  • Offer #1: $71.60 price + $0.00 shipping estimate = $71.60* total. CWT Channel Well Technology GPW850S 850W Power Supply Unit.FREE SHIPPING
  • Offer #2: $79.00 price + $14.31 shipping estimate = $93.31* total. Input: 100 240V AC. Power Output: 850W Max.+$14.31 shipping

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