# Power Supply Unit Enermax EMB850EWT-NAC 850 W

**URL:** https://aio.lv/en/product--enermax-emb850ewt-nac--11390946
**Data updated:** 2025-12-04 12:40 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** ENERMAX
**Manufacturer code:** EMB850EWT-NAC
**EAN:** 4713157729163
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 70.49 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 58.26 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--enermax-emb850ewt-nac--11390946

## 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 | 1.99 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The Enermax EMB850EWT-NAC is a reliable 850 W power supply unit designed for PCs. It features a 20+4 pin ATX motherboard connector and operates on an AC input voltage of 100 - 240 V with a frequency of 50/60 Hz. This non-modular PSU is 80 PLUS Bronze certified, ensuring energy efficiency. The unit comes in black and includes a 12 cm fan for optimal cooling performance.

## Long description

Cyberbron III 850W is an 80 PLUS Bronze certified ATX power supply designed for reliable desktop systems. It complies with ATX 3.1 requirements, offers up to 88% efficiency at 50% load, and uses high-quality Japanese primary capacitors and an integrated DC-to-DC circuit to provide stable output. The unit includes a 120mm FDB fan for quiet cooling and comes in a non-modular design with mesh-sleeved essential cables for straightforward installation.
Advantages
The power supply delivers efficient energy conversion with 80 PLUS Bronze certification and active PFC for improved power factor. ATX 3.1 compatibility ensures modern timing and low-load efficiency behavior. Japanese primary capacitors increase durability and stability, while the 120mm FDB fan keeps noise levels low during operation. Non-modular, mesh-sleeved cabling simplifies system assembly and cable routing.
Key specifications
80 PLUS® Bronze certified (up to ~88% efficiency at 50% load)
ATX 3.1 compliant
Active PFC (power factor correction)
Japanese primary capacitors
DC to DC circuit design
120mm FDB (Fluid Dynamic Bearing) fan
Non-modular design with mesh-sleeved cables
850 W output
Input voltage: 100 - 240 V, 50/60 Hz
Motherboard connector: 20+4 pin ATX
Color: Black
Form factor: PC ATX
How to use
Install the Cyberbron III 850W into a compatible ATX PC case and secure it with the case screws. Connect the 20+4 pin ATX main cable to the motherboard and route the remaining essential mesh-sleeved cables to the CPU, GPU and drives as required. Ensure input voltage matches the local mains (100–240 V) before powering on. Maintain adequate case airflow and periodically inspect cables and the fan for dust to preserve cooling and reliability.
Recommendations
Use this power supply in systems that require up to 850 W continuous power and seek ATX 3.1 compatibility. For optimal longevity, keep the interior of the case clean and ensure good ventilation; verify connector compatibility with your components before installation.

## Specifications

### Power

| Feature | Value |
|---|---|
| Total power | 850 W |
| Power protection features | Under voltage, Short circuit, Over voltage, Over power, Over current |
| Combined power (+3.3V) | 130 W |
| Combined power (+12V) | 840 W |
| Combined power (+5V) | 130 W |
| Max output current (+3.3V) | 20 A |
| Max output current (+5V) | 20 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 2.5 A |
| Input current | 10-5 |
| AC input frequency | 50/60 |
| AC input voltage | 100 - 240 |
| Max output current (+12V1) | 70 A |

### Ports & interfaces

| Feature | Value |
|---|---|
| Motherboard power connector | 20+4 pin ATX |
| Number of SATA power connectors | 8 |
| Cabling type | Non-Modular |
| EPS power connector (4+4 pin) | Yes |

### Performance

| Feature | Value |
|---|---|
| Purpose | PC |
| 80 PLUS certification | 80 PLUS Bronze |
| Mean time between failures (MTBF) | 100000 h |
| Power supply unit (PSU) form factor | ATX |

### Design

| Feature | Value |
|---|---|
| Fan diameter | 120 mm |
| Product colour | Black |

## FAQ

### How much does the Power Supply Unit Enermax EMB850EWT-NAC cost, and is it available for purchase?

The price is 70.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 104 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: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. 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 ENERMAX 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 ENERMAX 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, 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.

## Image

https://aio.lv/img/cache/product/11390946/66647819_large.webp