# Power Supply Unit Cooler Master MWE Bronze 550 V3 550W

**URL:** https://aio.lv/en/product--cooler-master-mpe-5501-acabw-3beu--11148498
**Data updated:** 2025-12-03 23:36 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** Cooler Master
**Manufacturer code:** MPE-5501-ACABW-3BEU
**EAN:** 4719512145104
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 59.99 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 49.58 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--cooler-master-mpe-5501-acabw-3beu--11148498

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

The Cooler Master MWE Bronze 550 V3 is a reliable 550W power supply unit designed for PCs. It features a 24-pin ATX connector, active cooling with a 12 cm fan, and is 80 PLUS Bronze certified for energy efficiency. With an AC input voltage range of 200-240V and a frequency of 50/60 Hz, it ensures stable power delivery. The PSU includes various cable lengths for flexible installation, making it a great choice for your system.

## Long description

Cooler Master MWE Bronze 550 V3 230V is an ATX power supply designed for mainstream desktop systems and modern GPUs. It features ATX 3.1 compatibility, an embossed cable finish for improved handling, a hydrodynamic bearing cooling fan, DC-to-DC + LLC topology, and 80 Plus Bronze certified efficiency with a five-year warranty.
Advantages
The unit supports ATX 3.1 peak power demands, offering up to 1.5× short-term power above rated wattage for compatibility with current high-performance GPUs. The embossed cable improves cable grip and appearance, while the quiet HDB fan and high-temperature resilience (operational up to 40°C) enable sustained, reliable operation. A DC-to-DC + LLC circuit design helps stabilize voltages and improve efficiency across loads.
Key specifications
Model: MWE Bronze 550 V3 230V
Form factor: ATX
Efficiency: 80 Plus Bronze (≈88% at typical load)
Fan: Hydrodynamic bearing (quiet HDB)
Topology: DC-to-DC + LLC
ATX support: ATX 3.1 (supports 1.5× peak power above rated)
Operating temperature: up to 40°C
Cable: Embossed texture
Warranty: 5 years
How to use
Install the MWE Bronze 550 V3 into an ATX-compatible case following standard PSU mounting and grounding practices. Connect the 24-pin ATX, CPU power, PCIe, SATA and peripheral connectors to your motherboard, GPU and drives as required. Ensure adequate case airflow and keep ambient temperature within recommended limits to maintain efficiency and longevity. Use the PSU only with systems whose combined power draw does not exceed recommended continuous ratings; short-term ATX 3.1 peak capability can cover transient GPU spikes.
Recommendations
For system planning, use Cooler Master's PSU calculator or similar tools to verify required wattage including peak GPU demands, and confirm connector compatibility with your GPU model before installation.

## Specifications

### Power

| Feature | Value |
|---|---|
| Total power | 550 W |
| Efficiency | 88 % |
| Power Factor Correction (PFC) type | Active |
| Hold time | 16 ms |
| Power protection features | Over power, Over voltage, Short circuit, Under voltage |
| Combined power (+3.3V) | 110 W |
| Combined power (+12V) | 540 W |
| Combined power (+5V) | 110 W |
| Combined power (-12V) | 3.6 W |
| Combined power (+5Vsb) | 15 W |
| Max output current (+3.3V) | 17 A |
| Max output current (+12V) | 45 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 3 A |
| Input current | 5 |
| AC input frequency | 50/60 |
| AC input voltage | 200 - 240 |
| Power Good signal delay range | 100 - 500 |

### Ports & interfaces

| Feature | Value |
|---|---|
| Motherboard power connector | 24-pin ATX |
| ATX Power connector (24-pin) | Yes |
| Number of SATA power connectors | 6 |
| Peripheral (Molex) power connectors (4-pin) | 3 |
| PCI Express power connectors (6+2 pin) | 2 |
| Cabling type | Non-Modular |
| Motherboard power cable length | 500 mm |
| SATA power cable length | 700, 550, 400 |
| Peripheral (Molex) power cable length | 400, 700, 550 |
| 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 |
| Bearing technology | HDB |
| 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 |
| Product colour | Black |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 1.45 kg |
| Height | 86 mm |
| Width | 150 mm |
| Depth | 140 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating temperature (T-T) | 0 - 40 |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 1850 g |
| Package depth | 190 mm |
| Package height | 110 mm |
| Package width | 245 mm |
| Package type | Box |

## FAQ

### How much does the Power Supply Unit Cooler Master MWE Bronze 550 V3 cost, and is it available for purchase?

The price is 59.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 18 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 13.07.2026 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 Cooler Master 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 Cooler Master 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, 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 Unit Cooler Master MWE Bronze 550 V3?

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/11148498/61858428_large.webp