# Power supply unit MSI MAG A850GL PCIE5 II — 850 W, ATX, 80 PLUS Gold, fully-modular, 120 mm fan

**URL:** https://aio.lv/en/product--msi-mag-a850gl-pcie5-ii--11256660
**Data updated:** 2026-01-21 11:08 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** MSI
**Manufacturer code:** MAG A850GL PCIE5 II
**EAN:** 4711377246682
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 120.49 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 99.58 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--msi-mag-a850gl-pcie5-ii--11256660

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

ATX power supply MSI MAG A850GL PCIE5 II delivers 850 W total power with 80 PLUS Gold efficiency (≈90%). Fully-modular cabling includes 24-pin ATX, EPS 4+4, multiple PCIe, 8 SATA and 4 Molex connectors. Single 120 mm fan, active PFC, universal 100–240 V AC input and protections against short circuit. Designed for desktop PCs and high-performance builds requiring stable +12V output.

## Long description

The MSI MAG A850GL PCIE5 II 850 W is a compact ATX 3.1–ready power supply unit designed for modern desktop PCs. It supports PCIe 5.1 output and Intel PSDG ATX 3.1 requirements, offers single-rail 850 W delivery and is 80 PLUS Gold and Cybenetics Gold certified for high energy efficiency. The unit combines DC‑to‑DC and full‑bridge topology for stable voltages and fast response, and includes a 120 mm fan with fluid dynamic bearings. Its smaller-than-average size and flat modular cables simplify installation and internal cable management.
Advantages
The power supply provides PCIe 5.1‑compliant output and meets Intel PSDG ATX 3.1 standards, with the ability to handle up to 2× total power excursions and 3× GPU power excursions for transient loads. High efficiency is confirmed by 80 PLUS Gold and Cybenetics Gold certifications, reducing energy waste and heat. The compact dimensions free up space inside the case, and flat modular cables reduce clutter. DC‑to‑DC plus full‑bridge design ensures stable output and quick voltage adjustment while the fluid dynamic bearing fan balances cooling and low noise. Built‑in protection mechanisms help protect the system from common electrical faults.
Suitable for
Gaming PCs with high-performance GPUs
Workstations requiring stable 12 V delivery for CPU and PCIe
Compact builds where internal space and cable management matter
Systems where energy efficiency and lower operating costs are desired
Key specifications
Total power: 850 W
Efficiency: 80 PLUS Gold / Cybenetics Gold (approx. 90% efficiency)
Motherboard connector: 20+4 pin ATX (cable length 60 cm)
PCIe: PCIe 5.1–compliant output, ATX 3.1 ready
Fan: 120 mm, fluid dynamic bearing
Dimensions: 150 mm (W) × 140 mm (D) × 86 mm (H)
Color: Black
AC input: 100–240 V, 47–63 Hz
How to use
Install the PSU into a compatible ATX case, secure it with the mounting screws, and connect the 20+4 pin ATX connector to the motherboard. Use the required PCIe and CPU power connectors for your GPU and processor only, keeping unused modular cables stored in the included cable pack. Ensure the AC mains cable is connected to a properly rated outlet and verify input voltage compatibility before powering on. Maintain adequate airflow in the case to allow the 120 mm fan to cool the unit effectively.
Usage recommendations
Use the MSI MAG A850GL PCIE5 II in systems that match its power and connector specifications; avoid overloading the PSU beyond its rated 850 W. For optimal cable management and airflow, route flat cables along the case edges and store unused cables in the provided pack. Periodically check vents and the fan for dust build‑up and clean as needed to maintain cooling performance and longevity.

## Specifications

### Power

| Feature | Value |
|---|---|
| Total power | 850 W |
| Efficiency | 90 % |
| Power Factor Correction (PFC) type | Active |
| Power protection features | Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage |
| Combined power (+3.3V) | 110 W |
| Combined power (+12V) | 846 W |
| Combined power (+5V) | 110 W |
| Combined power (-12V) | 3.6 W |
| Combined power (+5Vsb) | 12.5 W |
| Max output current (+3.3V) | 20 A |
| Max output current (+12V) | 70.5 A |
| Max output current (+5V) | 20 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 2.5 A |
| AC input frequency | 47 - 63 |
| AC input voltage | 100 - 240 |

### Ports & interfaces

| Feature | Value |
|---|---|
| Motherboard power connector | 20+4 pin ATX |
| Number of SATA power connectors | 8 |
| Peripheral (Molex) power connectors (4-pin) | 4 |
| CPU power connector (4+4 pin) | Yes |
| PCI Express power connectors (6+2 pin) | 4 |
| Cabling type | Fully-Modular |
| Motherboard power cable length | 600 mm |
| SATA power cable length | 150, 500 |
| Peripheral (Molex) power cable length | 500 |
| EPS power connector (4+4 pin) | Yes |
| PCI Express power connectors (16-pin) | 1 |

### Performance

| Feature | Value |
|---|---|
| Purpose | PC |
| 80 PLUS certification | 80 PLUS Gold |
| Bearing technology | FDB |
| 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 |
| On/off switch | Yes |
| Product colour | Black |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 86 mm |
| Width | 150 mm |
| Depth | 140 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package type | Box |

## FAQ

### How much does the MSI MAG A850GL PCIE5 II 850 W power supply cost, and is it available for purchase?

The price is 120.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 321 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 20.07.2026 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 MSI MAG A850GL PCIE5 II 850 W power supply 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 MSI 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 MSI 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, 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 MSI MAG A850GL PCIE5 II 850 W 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

https://aio.lv/img/cache/product/11256660/64819382_large.webp