Power Supply Akyga AK-B1-550

Name: Power Supply Unit Akyga AK-B1-550 AK-B1-550
Brand: Akyga
SKU: 346183
Price: 29.99 EUR
Availability: InStock
Rating: 5 (1 reviews)

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Power Supply Unit Akyga AK-B1-550 550 W

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Short description

The Akyga AK-B1-550 power supply unit offers a total power of 550 W with a 20+4 pin ATX connector, ideal for PC builds. It features a 230 V AC input voltage and a peak power of 550 W. The SATA and Molex power cables are each 300 mm long, ensuring flexibility in installation. This ATX form factor PSU includes active cooling with a 12 cm fan for efficient heat dissipation. Compliant with RoHS and certified CE and REACH, it is a reliable choice for your computer system.

Available at price 29.99 €: 806 pcs.

Total available for order: 813 pcs.

Warranty: 2 Years

SKU: 346183

Manufacturer: Akyga

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Deliver the order:

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Customer service center

2b. Kengaraga str., Riga, Latvia, LV-1063

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From 4.99 € (Weight: 1.04 kg)

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Product information

Description

The Akyga ATX power supply 550W Basic series provides 550 W of continuous power for desktop computers in an ATX form factor. It is built from quality components and supports ATX 12V 2.0 specifications, making it compatible with current and next-generation multi-core processor platforms. The unit includes a 120 mm fan with automatic speed control and a manual power switch for safe disconnection without unplugging the mains cable.

Advantages

The power supply offers a 20+4 pin motherboard connector and additional connectors including a PCI-E 6-pin, P4 4-pin, mini‑Molex, two Molex and three SATA connectors for common peripheral connections. Its efficiency exceeds 70%, helping to provide stable power delivery. Built-in protections (OVP, OCP, OPP, OTP, SCP) and a PFC filter improve electrical stability and help protect the motherboard, processor and other components from damage.

Suitable for

Basic and office desktop builds
Home computers used for web, office and multimedia
Systems with single mid-range graphics card or integrated graphics

Key specifications

Total power output: 550 W
Efficiency: around 70%
Motherboard connector: 20+4 pin ATX
Cooling: 120 mm fan with automatic speed control
Input voltage: 230 V AC
Cable connectors: 3× SATA, 2× Molex, 1× mini‑Molex, 1× P4 4‑pin, 1× PCI‑E 6‑pin
Form factor: ATX
Weight: 1.04 kg
Colour: Grey

How to use

Install the power supply into an ATX-compliant case, secure it with screws and connect the 20+4 pin connector to the motherboard. Attach the P4 4-pin connector to the CPU power socket if required, connect the PCI‑E 6‑pin to a compatible graphics card when needed, and use the SATA and Molex connectors for drives and peripherals. Verify correct cable routing for airflow, connect the mains cable to a 230 V outlet and switch the unit on using the manual power switch.

Usage recommendations

Use this 550 W Akyga ATX power supply for basic desktop systems and office PCs; avoid using it with high-end multi‑GPU setups or heavily overclocked processors. Ensure adequate case ventilation and connect only compatible devices respecting connector types and power limits.

Specifications

Total power:: 550 W
Efficiency:: 70 %
Motherboard power connector:: 20+4 pin ATX
Fan diameter:: 120 mm
Weight:: 1.04 kg
Product colour:: Grey

All features

Power

Total power:: 550 W
Efficiency:: 70 %
Peak power:: 550 W
Power protection features:: Short circuit, Overheating, Over voltage, Over power, Over current
Combined power (+3.3V):: 280 W
Combined power (+12V):: 288 W
Combined power (+5V):: 280 W
Combined power (-12V):: 18.5 W
Combined power (+5Vsb):: 18.5 W
Max output current (+3.3V):: 33 A
Max output current (+12V):: 24 A
Max output current (+5V):: 36 A
Max output current (-12V):: 0.5 A
Max output current (+5Vsb):: 2.5 A
Input current:: 5
AC input voltage:: 230

Ports & interfaces

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

Performance

Purpose:: PC
Mean time between failures (MTBF):: 100000 h
ATX version:: 2.31
Supported motherboard form factors:: ATX
Power supply unit (PSU) form factor:: ATX

Design

Fan diameter:: 120 mm
Number of fans:: 1 fan(s)
Cooling type:: Active
Fan location:: Top
On/off switch:: Yes
Product colour:: Grey

Certificates

Certification:: CE, REACH
Compliance certificates:: RoHS

Weight & dimensions

Weight:: 1.04 kg
Height:: 85 mm
Width:: 150 mm
Depth:: 140 mm

Operational conditions

Operating temperature (T-T):: 5 - 50

Packaging data

Package weight:: 1120 g
Package depth:: 220 mm
Package height:: 95 mm
Package width:: 160 mm
Manual:: Yes
Package type:: Box

Other features

Warranty card:: Yes

Logistics data

Country of origin:: China

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Instructions

mmo_36318146_1489742372_7343_18666.pdf

akyga-AK-B1-550-346183.pdf

Description

Instructions

mmo_36318146_1489742372_7343_18666.pdf

akyga-AK-B1-550-346183.pdf

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Warehouse	Stock	Delivery to the store	Store Price
EU58	806	08.07.2026	29.99 €
EU2	2	Wednesday Best delivery	30.99 €
WH356	5	01.07.2026	32.49 €

29.99 €

Stock: 806

Delivery Date: 08.07.2026

Warehouse: EU58

30.99 €

Stock: 2

Delivery Date: Wednesday Best delivery

Warehouse: EU2

32.49 €

Stock: 5

Delivery Date: 01.07.2026

Warehouse: WH356

Customer reviews

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Customer questions

FAQ

How much does the Power Supply Akyga AK-B1-550 cost, and is it available for purchase?

The price is 29.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 813 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 08.07.2026 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

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 Power Supply Akyga AK-B1-550?

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.

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