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

**URL:** https://aio.lv/en/product--oem-541407--12475078
**Data updated:** 2026-05-19 13:47 (EEST)
**Category:** Power Supplies (PSU)
**Manufacturer:** OEM
**Manufacturer code:** 541407
**EAN:** 4719512153437
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 114.99 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 95.03 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--oem-541407--12475078

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The Cooler Master MWE GOLD 850 V3 is an 850W ATX 3.1 power supply unit featuring 80 PLUS Gold certification for high efficiency. Designed for reliable PC performance, it includes active cooling with a 120mm fan and a 24-pin ATX motherboard connector. This non-modular unit supports a wide AC input range of 100-240V, ensuring stable power delivery for demanding desktop computer systems.

## Long description

The Cooler Master MWE GOLD 850 V3 is a high-performance 850W power supply unit designed to meet the demands of modern desktop computing. Built to the ATX 3.1 standard, this unit provides stable and efficient power delivery for high-end components. It features 80 PLUS Gold certification, ensuring high energy efficiency during operation, and utilizes active cooling with a 120mm fan to maintain optimal thermal conditions. The non-modular design is built for durability and consistent performance in a wide range of PC builds.
Advantages
This power supply unit stands out due to its robust construction and advanced electrical design. The inclusion of DC-to-DC technology combined with an LLC circuit ensures stable voltage regulation, which is critical for protecting sensitive computer hardware. The 80 PLUS Gold efficiency rating helps reduce energy waste and heat generation, contributing to a more sustainable system. Furthermore, the active cooling system with a 120mm fan operates quietly, ensuring that the unit remains cool even under load without creating excessive noise. Its compliance with the ATX 3.1 standard makes it future-proof for the latest hardware requirements.
Suitable for
High-performance gaming desktop PCs
Workstations requiring stable power delivery
Systems utilizing modern graphics cards and processors
General-purpose desktop upgrades
When it may not be suitable
This unit is non-modular, meaning all cables are permanently attached to the power supply. If you are building in a very small form factor case where cable management space is extremely limited, a modular power supply might be a better choice to reduce cable clutter. Additionally, if your system requires significantly less than 850W, you may find more cost-effective options with lower wattage ratings.
Key specifications
Total power: 850 W
Efficiency: 80 PLUS Gold
Form factor: ATX
Cooling: 120 mm active fan
Motherboard connector: 24-pin ATX
Input voltage: 100-240 V
Weight: 1.8 kg
Color: Black
How to use
To install the Cooler Master MWE GOLD 850 V3, ensure your computer is powered off and disconnected from the wall outlet. Mount the power supply into your PC case using the appropriate screws, ensuring the fan intake is unobstructed. Connect the 24-pin ATX cable to the motherboard and attach the necessary power cables to your CPU, graphics card, and storage drives. Once all connections are secure, reconnect the power cable to the wall outlet and switch the unit on.
What to consider before purchase
Ensure your PC case supports the ATX form factor.
Verify that your components do not exceed the 850W power limit.
Consider the non-modular cable design regarding your case's cable management capabilities.
Check the length of the included cables to ensure they reach your components comfortably.
Usage recommendations
For optimal longevity and performance, ensure the power supply fan has adequate clearance for airflow and keep the air intake area free of dust. It is recommended to use a surge-protected power strip to provide an extra layer of electrical safety for your system.

## Specifications

### Power

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

### Ports & interfaces

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

### Performance

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

### Design

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

### Certificates

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

### Technical details

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

### Weight & dimensions

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

### Operational conditions

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

### Packaging data

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

## FAQ

### How much does the Cooler Master MWE GOLD 850 V3 ATX 3.1 Power Supply Unit cost, and is it available for purchase?

The price is 114.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 78 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Cooler Master MWE GOLD 850 V3 ATX 3.1 Power Supply Unit be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 OEM 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 OEM 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: total power, efficiency, motherboard power connector, 80 plus certification, fan diameter, weight, product colour, 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 Power Supply Unit?

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

https://aio.lv/img/cache/product/12475078/68797448_large.webp