# Power supply unit Akyga AK-B1-500, 500 W, ATX 2.31, 20+4 pin, 120 mm fan, non-modular

**URL:** https://aio.lv/en/product--akyga-ak-b1-500--346182
**Data updated:** 2026-01-21 10:49 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** Akyga
**Manufacturer code:** AK-B1-500
**EAN:** 5901720130334
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 26.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 21.89 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--akyga-ak-b1-500--346182

## 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 | 1.99 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

ATX power supply unit Akyga AK-B1-500 delivers 500 W total (peak 500 W) with combined +12V power 264 W and efficiency around 70%. It features a 120 mm top-mounted fan, non-modular cabling, motherboard 20+4 pin connector, one 6+2 PCIe, three SATA and two Molex connectors. Suitable for standard desktop PCs, operating 5–50 °C, MTBF 100000 h and built-in OVP/OPP protection.

## Long description

Akyga AK-B1-500 500 W is a basic ATX power supply unit designed to provide stable power to desktop computers. Built from quality components, it supports ATX12V 2.0 specifications and delivers 500 W of total power. The unit includes a 20+4 pin ATX motherboard connector, a P4 4-pin connector, a PCI-E 6+2-pin connector, three SATA connectors, two Molex connectors and a mini-Molex connector. Active cooling is provided by a 120 mm fan with automatic speed control, and the PSU features a manual power switch for safe shutdown. Efficiency is rated above 70%, and the product includes protection circuits (OVP, OCP, OPP, OTP, SCP) and a PFC filter to stabilize output and protect system components.
Advantages
The power supply offers a complete set of common connectors for modern and legacy components, a 120 mm quiet fan for effective cooling, and compliance with ATX12V 2.0 for compatibility with multi-core platforms. Built-in protection mechanisms and a PFC filter increase the safety and stability of the computer system, while an MTBF of approximately 100,000 hours indicates long-term reliability.
Suitable for
Basic desktop PCs and office computers
Systems with single discrete graphics cards (limited power draw)
Upgrading old PCs that require SATA and Molex connectors
Builds that need a compact 500 W ATX PSU
Key specifications
Total power: 500 W
Efficiency: 70%
Motherboard connector: 20+4 pin ATX
Additional connectors: P4 4-pin, PCI-E 6+2-pin, 3× SATA, 2× Molex, mini-Molex
Fan diameter: 120 mm
AC input voltage: 230 V
Weight: 1.03 kg
Product colour: Grey
Certifications: RoHS, CE
How to use
Install the Akyga AK-B1-500 into a compatible ATX case and secure it with screws. Connect the 20+4 pin ATX cable to the motherboard and the P4 4-pin to the CPU power header if required. Attach the PCI-E 6+2-pin to the graphics card when needed and use the SATA and Molex connectors to power drives and peripherals. Ensure the mains cable is connected to a grounded AC outlet (230 V) and use the manual switch on the unit to turn power on or off. Verify cable routing and clear airflow around the 120 mm fan before powering the system.
Usage recommendations
Use this 500 W PSU in systems with moderate power requirements; avoid deploying it in high-end gaming rigs or multi-GPU workstations. Keep ventilation clear and perform periodic dust cleaning to maintain cooling efficiency and prolong service life.

## Specifications

### Power

| Feature | Value |
|---|---|
| Total power | 500 W |
| Efficiency | 70 % |
| Peak power | 500 W |
| Power protection features | Short circuit, Overheating, Over voltage, Over power, Over current |
| Combined power (+3.3V) | 250 W |
| Combined power (+12V) | 264 W |
| Combined power (+5V) | 250 W |
| Combined power (-12V) | 18.5 W |
| Combined power (+5Vsb) | 18.5 W |
| Max output current (+3.3V) | 30 A |
| Max output current (+12V) | 22 A |
| Max output current (+5V) | 34 A |
| Max output current (-12V) | 0.5 A |
| Max output current (+5Vsb) | 2.5 A |
| Input current | 5 |
| AC input voltage | 230 |

### Ports & interfaces

| Feature | Value |
|---|---|
| Motherboard power connector | 20+4 pin ATX |
| Number of SATA power connectors | 3 |
| Peripheral (Molex) power connectors (4-pin) | 2 |
| ATX power connector (20+4 pin) | Yes |
| CPU P4 connector (4-pin) | 1 |
| PCI Express power connectors (6+2 pin) | 1 |
| Cabling type | Non-Modular |
| SATA power cable length | 300 |
| CPU power cable length | 450 mm |
| Peripheral (Molex) power cable length | 300 |

### Performance

| Feature | Value |
|---|---|
| Purpose | PC |
| Mean time between failures (MTBF) | 100000 h |
| ATX version | 2.31 |
| 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 | Grey |

### Certificates

| Feature | Value |
|---|---|
| Certification | CE |
| Compliance certificates | RoHS |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 1.03 kg |
| Height | 85 mm |
| Width | 150 mm |
| Depth | 140 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating temperature (T-T) | 5 - 50 |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 1100 g |
| Package depth | 220 mm |
| Package height | 95 mm |
| Package width | 160 mm |
| Manual | Yes |
| Package type | Box |

### Other features

| Feature | Value |
|---|---|
| Warranty card | Yes |

### Logistics data

| Feature | Value |
|---|---|
| Country of origin | China |

## FAQ

### How much does the Akyga AK-B1-500 500 W ATX power supply cost, and is it available for purchase?

The price is 26.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 4835 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. 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 Akyga 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 Akyga 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, 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 Akyga AK-B1-500 500 W ATX 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/346182/64773242_large.webp