# Power Supply EFFITEK EB-850 850W Silver ATX 3.1, PCI 5.1

**URL:** https://aio.lv/en/product--effitek-eb-850--11411566
**Data updated:** 2026-02-14 19:47 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** EFFITEK
**Manufacturer code:** EB-850
**EAN:** 4262478810062
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 77.99 €
**Prices and availability valid until:** 2026-08-15 23:59
**Price without VAT (21%):** 64.45 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--effitek-eb-850--11411566

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.07.2026 | free |
| Pickup points | 04.08.2026 | 1.89 EUR |
| Courier delivery to door | 04.08.2026 | 4.99 EUR |

## Summary description

The EFFITEK EB-850 is a high-performance power supply with 850W output, featuring Silver efficiency rating. It supports ATX 3.1 and PCI 5.1 standards, ensuring compatibility with modern hardware. With multiple protection features, including over-voltage and short-circuit protection, this power supply provides reliable and stable power for your system. Its efficient design reduces energy consumption, making it an eco-friendly choice for gamers and professionals alike.

## Long description

The EFFITEK EB-850 850W Silver is a power supply unit designed for desktop systems that require reliable, standard-compliant power delivery. With an 850W nominal output and support for ATX 3.1 and PCIe 5.1, this PSU is intended to work with modern motherboards and graphics cards. The Silver efficiency rating indicates a balance between performance and energy consumption. Built-in protection features such as over-voltage and short-circuit protection help maintain stable operation under varying loads.
Advantages
The unit delivers a consistent 850W output suitable for mid to high-power systems while adhering to ATX 3.1 and PCIe 5.1 standards to ensure compatibility with current hardware. The Silver efficiency class reduces wasted energy compared with lower-efficiency models, and integrated protection circuits provide safeguards against common electrical faults. The overall design targets dependable power delivery and reduced energy consumption for extended system uptime.
Suitable for
 Gaming desktops with modern GPUs that require PCIe 5.1 power connectors
 Workstations and creative rigs needing stable 850W power delivery
 System builders upgrading to ATX 3.1-compliant motherboards
 Users seeking a balance between efficiency and output for 24/7 operation
Key specifications
 Output power: 850W nominal
 Efficiency class: Silver
 Form factor support: ATX 3.1
 Graphics power standard: PCIe 5.1 support
 Protection features: over-voltage protection, short-circuit protection
How to use
Install the PSU into a compatible ATX 3.1 chassis, ensuring correct orientation and secure mounting. Connect the 24-pin motherboard connector and appropriate CPU power cables to the motherboard according to the board manufacturer’s instructions. Use the provided PCIe 5.1 power cables to connect compatible graphics cards, confirming connector type and pin alignment before powering on. After all connections are verified, power the system and monitor for normal startup behavior.
Usage recommendations
Use the power supply in a case with adequate airflow and ensure cables are routed to avoid obstructing fans. Verify that your system’s total power draw remains within the 850W rating and check connector compatibility for PCIe 5.1 devices. Regularly inspect connectors and clean dust from the PSU area to maintain cooling efficiency and reliable operation.

## FAQ

### How much does the Power Supply EFFITEK EB-850 cost, and is it available for purchase?

The price is 77.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 20 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 30.07.2026 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 Power Supply EFFITEK EB-850 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 EFFITEK 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 EFFITEK 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