# Cooler Master MWE GOLD 850 V3 ATX 3.1 Non-Modular Power Supply Unit 850 W ATX 80 PLUS Gold Active Cooling Black

**URL:** https://aio.lv/en/product--cooler-master-541407--12688038
**Data updated:** 2026-09-23 04:18 (EEST)
**Category:** Power Supplies (PSU)
**Manufacturer:** Cooler Master
**Manufacturer code:** 541407
**EAN:** 4719512153437
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

Cooler Master MWE GOLD 850 V3 ATX 3.1 Non-Modular power supply unit delivering 850 W of total power. Features 80 PLUS Gold certification for high energy efficiency, active cooling with a 12 cm fan, and ATX form factor. Designed for desktop PCs, ensuring reliable power delivery with a 24-pin ATX motherboard connector and wide AC input voltage range.

## Long description

The Cooler Master MWE GOLD 850 V3 ATX 3.1 Non-Modular Power Supply Unit is a reliable and efficient power solution designed for modern desktop computers. Delivering a total power of 850 W, this power supply unit ensures stable energy delivery for demanding system components. It features ATX form factor and incorporates active cooling with a 12 cm fan to maintain optimal operating temperatures during extended use. With its 80 PLUS Gold certification, the unit provides high energy efficiency, minimizing wasted power and reducing heat output.
Advantages
This power supply unit offers exceptional energy efficiency backed by its 80 PLUS Gold certification, helping to lower electricity consumption and operating costs. The integration of a quiet HDB fan ensures effective active cooling without generating excessive noise, making it suitable for quiet office and home environments. Built with a robust single +12V rail and DC-to-DC technology, it delivers stable power output even under fluctuating loads. Additionally, the inclusion of embossed cables simplifies cable management and improves airflow inside the PC chassis.
Suitable for
Building high-performance desktop computers for gaming and multimedia
Powering workstation PCs running demanding applications
Upgrading existing systems to support ATX 3.1 standards
Setups requiring reliable and efficient 850 W power delivery
When it may not be suitable
This power supply unit may not be suitable for compact small form factor cases that require SFX power supplies instead of the standard ATX form factor. Users looking for a fully modular cable management system might find the non-modular design less flexible for custom aesthetic builds.
Key specifications
Total power: 850 W
80 PLUS certification: 80 PLUS Gold
Form factor: ATX
Cooling type: Active with 12 cm fan
AC input voltage: 100 - 240 V
Motherboard power connector: 24-pin ATX
Peripheral Molex power connectors: 3
Purpose: PC
How to use
To install the power supply unit, mount it securely into the designated compartment of your PC case using the provided screws. Connect the 24-pin ATX connector to your motherboard and attach the necessary power cables to your components, graphics card, and storage drives. Ensure that all connections are secure before plugging the AC power cord into a grounded wall outlet operating within the specified voltage range of 100 to 240 volts. Power on your system and monitor fan operation to ensure proper cooling.
What to consider before purchase
Verify that your PC case has sufficient space to accommodate a standard ATX power supply unit.
Check the power requirements of your graphics card and processor to ensure 850 W is adequate for your system configuration.
Confirm that your case can manage non-modular cables effectively.
Always ensure the system is powered off and unplugged from the electrical outlet before installing or modifying any internal PC components.

## Specifications

### Technical details

| Feature | Value |
|---|---|
| Sustainability certificates | ErP |

### Packaging data

| Feature | Value |
|---|---|
| Case or master carton dimensions (W x D x H) | 275 x 215 x 570 |
| Package type | Box |
| Package weight | 2210 g |
| Package height | 260 mm |
| Package depth | 110 mm |
| Package width | 190 mm |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 1.8 kg |
| Height | 86 mm |
| Depth | 150 mm |
| Width | 140 mm |

### Certificates

| Feature | Value |
|---|---|
| Compliance certificates | cTUVus, EAC, CE, CCC, BSMI, BIS, Federal Communications Commission (FCC), RCM, TÜV mark, UKCA |

### Operational conditions

| Feature | Value |
|---|---|
| Operating temperature (T-T) | 0 - 40 |

### Design

| Feature | Value |
|---|---|
| On/off switch | Yes |
| Fan location | Top |
| Number of fans | 1 fan(s) |
| Fan diameter | 120 mm |
| Cooling type | Active |
| Product colour | Black |

### Performance

| Feature | Value |
|---|---|
| Mean time between failures (MTBF) | 100000 h |
| Bearing technology | HDB |
| ATX version | 3.1 |
| 80 PLUS certification | 80 PLUS Gold |
| Power supply unit (PSU) form factor | ATX |
| Purpose | PC |

### Ports & interfaces

| Feature | Value |
|---|---|
| Cabling type | Non-Modular |
| Number of EPS connectors | 2 |
| ATX Power connector (24-pin) | Yes |
| PCI Express power connectors (6+2 pin) | 4 |
| EPS power connector (4+4 pin) | Yes |
| EPS power connector (8-pin) | Yes |
| Peripheral (Molex) power cable length | 400, 550, 700 |
| Peripheral (Molex) power connectors (4-pin) | 3 |
| SATA power cable length | 400, 550, 700 |
| Number of SATA power connectors | 6 |
| Motherboard power cable length | 550 mm |
| Motherboard power connector | 24-pin ATX |

### Power

| Feature | Value |
|---|---|
| Power protection features | Over voltage, Short circuit, Over total voltage, Over power, Over current, Under voltage |
| Efficiency | 90 % |
| Hold time | 16 ms |
| Power Good signal delay range | 100 - 150 |
| Max output current (+5Vsb) | 3 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5V) | 20 A |
| Max output current (+12V) | 70.8 A |
| Max output current (+3.3V) | 20 A |
| Combined power (+5Vsb) | 15 W |
| Combined power (-12V) | 3.6 W |
| Combined power (+5V) | 100 W |
| Combined power (+12V) | 849.6 W |
| Combined power (+3.3V) | 100 W |
| Power Factor Correction (PFC) type | Active |
| Input current | 6 - 10 |
| AC input frequency | 50/60 |
| AC input voltage | 100 - 240 |
| Total power | 850 W |

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Cooler Master products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Cooler Master service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: 80 plus certification, power supply unit (psu) form factor, purpose, peripheral (molex) power connectors (4-pin), motherboard power connector, ac input voltage, total power, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Cooler Master MWE GOLD 850 V3 ATX 3.1 Non-Modular Power Supply?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

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