# Power Supply Unit FSP FlexGURU 300W

**URL:** https://aio.lv/en/product--fspfortron-ppa3004300--3984505
**Data updated:** 2025-12-29 13:56 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** fsp/fortron
**Manufacturer code:** PPA3004300
**EAN:** 4713224522529
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 78.49 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 64.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--fspfortron-ppa3004300--3984505

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.89 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

The FSP FlexGURU 300W power supply unit is designed for servers with a total power of 300W. It features a fully-modular cabling system, ensuring easy installation and optimal airflow. With an AC input voltage range of 100-240V and a frequency of 50-60Hz, it is versatile for various setups. The 20+4 pin ATX connector is compatible with most motherboards. The unit is equipped with a 4 cm fan for efficient cooling and operates quietly, thanks to its ball bearing technology.

## Long description

The FSP FlexGURU 300W is a compact Power Supply Unit designed for small servers and compact PC systems requiring up to 300 W of total power. It features a fully modular cabling system that lets users attach only the cables they need, improving airflow and simplifying cable management. The unit accepts an AC input of 100–240 V at 50–60 Hz and includes a standard 20+4 pin ATX motherboard connector. A 40 mm fan with ball bearing technology provides active cooling while maintaining low noise levels.
Advantages
Fully modular connectors allow quick disassembly and replacement of cables, making installation and troubleshooting faster. The wide AC input range supports use in different regions without additional adapters. Its compact form factor and black finish suit small server enclosures and compact chassis, while 90% efficiency reduces energy loss and heat generation.
Suitable for
 Small servers and micro-ATX / Flex-ATX systems
 Compact or space-constrained PC builds
 Systems where modular cabling and improved airflow are priorities
Key specifications
 Total power: 300 W
 Efficiency: 90%
 Motherboard connector: 20+4 pin ATX
 Fan diameter: 40 mm (ball bearing)
 AC input: 100–240 V, 50–60 Hz
 Product colour: Black
 Brand / MPN / EAN: fsp/fortron / PPA3004300 / 4713224522529
How to use
Install the PSU into a compatible Flex-ATX or small-form-factor chassis following the chassis manufacturer’s instructions. Connect the 20+4 pin ATX connector to the motherboard and attach only the required modular cables to peripherals and drives. Ensure the AC mains cable matches local requirements and connect the PSU to a grounded outlet. Maintain unobstructed airflow around the 40 mm fan and verify secure cable routing to avoid contact with moving parts.
Usage recommendations
For reliable operation, use the FSP FlexGURU 300W in systems whose total component power draw does not exceed 300 W, allow clearance for ventilation, and periodically check cable connections. When troubleshooting, the modular design enables fast cable isolation and replacement.

## Specifications

### Power

| Feature | Value |
|---|---|
| Total power | 300 W |
| Efficiency | 90 % |
| Power Factor Correction (PFC) type | Active |
| Power protection features | Over current, Over power, Short circuit, Under voltage |
| Combined power (+3.3V) | 70 W |
| Combined power (+5V) | 70 W |
| Max output current (+3.3V) | 12 A |
| Max output current (+12V) | 25 A |
| Max output current (+5V) | 14 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 3 A |
| Input current | 6-3 |
| AC input frequency | 50 - 60 |
| AC input voltage | 100 - 240 |

### Ports & interfaces

| Feature | Value |
|---|---|
| Motherboard power connector | 20+4 pin ATX |
| Floppy disk drive connector | Yes |
| Floppy drive power connector | 1 |
| Number of SATA power connectors | 4 |
| Peripheral (Molex) power connectors (4-pin) | 2 |
| ATX power connector (20+4 pin) | Yes |
| CPU power connector (4+4 pin) | Yes |
| Cabling type | Fully-Modular |

### Performance

| Feature | Value |
|---|---|
| Purpose | Server |
| Bearing technology | Ball bearing |
| Power supply unit (PSU) form factor | Flex ATX |

### Design

| Feature | Value |
|---|---|
| Fan diameter | 40 mm |
| Number of fans | 1 fan(s) |
| Product colour | Black |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 81.5 mm |
| Width | 40.5 mm |
| Depth | 150 mm |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | CPU, SATA, Peripheral (Molex) |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 84733020 |

## FAQ

### How much does the Power Supply FSP FlexGURU 300W cost, and is it available for purchase?

The price is 78.49 € (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 10.07.2026 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 FSP FlexGURU 300W 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 fsp/fortron 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 fsp/fortron 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, 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/3984505/64790449_large.webp