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header-product Power Supply Unit LC-Power LC300SFX V3.21 285 W
44.99 €

Power Supply Unit LC-Power LC300SFX V3.21 285 W

Power Supply Unit LC-Power LC300SFX V3.21 Photo 1
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Power Supply Unit LC-Power LC300SFX V3.21 285 W

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Power Supply Unit LC-Power LC300SFX V3.21 285 W

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Short description

The LC-Power LC300SFX V3.21 is a compact SFX power supply unit with a total power of 285 W and peak power of 300 W. It features a 20+4 pin ATX motherboard connector, making it suitable for PC builds. With active cooling and an 8 cm fan, it ensures efficient heat dissipation. Its dimensions are 125 mm x 101 mm x 63 mm, and it comes in a sleek grey color.
Available at price 44.99 €: 1 pcs.
Total available for order: 2 pcs.
Warranty: 2 Years
SKU: 963916
Manufacturer: LC-Power
free shipment

Cheapest delivery:

Venipak Locker LV

Pick-up points

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
09.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
14.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.84 kg)
Parcel couriers
Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Latvijas Pasts nodaļa
14.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
payment
Payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay
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Product information

Description

The LC-Power LC300SFX V3.21 is a compact SFX power supply unit delivering 285 W continuous power (300 W peak) in a small grey housing. Designed for space-constrained PC builds, it includes a 20+4 pin ATX motherboard connector and active cooling via an 80 mm fan and a rear ventilation grille. The unit targets office and home systems where quiet operation and reliable basic power delivery are required.

Advantages

The LC300SFX V3.21 combines a compact SFX form factor with low standby consumption (0.19 W) and energy-saving technology that raises efficiency above 85%. Its 80 mm fan provides effective cooling while keeping noise levels low, and the rear ventilation grille aids airflow. The PSU includes the common connectors needed for typical office PCs.

Suitable for

  • Small form-factor office PCs
  • Home desktop systems with limited internal space
  • Basic workstation builds that require a 20+4 pin ATX connector
  • Systems prioritizing low noise and low standby power

Key specifications

  • Total power: 285 W (300 W peak)
  • Motherboard connector: 20+4 pin ATX
  • Fan diameter: 80 mm
  • Dimensions: 125 x 101 x 63 mm
  • Weight: 0.843 kg
  • Colour: Grey
  • Standby consumption: 0.19 W
  • Efficiency: >85%

How to use

Install the LC-Power LC300SFX V3.21 into an SFX-compatible case or with an appropriate mounting adapter following your PC case manual. Connect the 20+4 pin ATX connector to the motherboard and attach any additional peripheral connectors required by your components. Ensure the rear ventilation grille is unobstructed and that the fan has adequate clearance for airflow. Verify all connections before powering the system.

Usage recommendations

Place the PSU so its ventilation grille and fan are not blocked by cables or case panels; maintain basic case airflow and dust filtering to preserve cooling performance and quiet operation.

Specifications

Total power:
285 W
Motherboard power connector:
20+4 pin ATX
Fan diameter:
80 mm
Weight:
0.843 kg
Product colour:
Grey
All features

Power

Total power:
285 W
Peak power:
300 W
Power protection features:
Overload, Overheating, Short circuit, Over voltage, Over power
Max output current (+3.3V):
18 A
Max output current (+12V):
20 A
Max output current (+5V):
15 A
Maximum input current (@110V):
12 A

Ports & interfaces

Motherboard power connector:
20+4 pin ATX
PCI Express connector:
Yes
PCI Express power connectors (6-pin):
1
Number of SATA power connectors:
4
Peripheral (Molex) power connectors (4-pin):
1
ATX power connector (20+4 pin):
Yes
Number of PATA power connectors:
2

Performance

Purpose:
PC
ATX version:
3.21
Power supply unit (PSU) form factor:
SFX

Design

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

Weight & dimensions

Weight:
0.843 kg
Height:
63 mm
Width:
125 mm
Depth:
101 mm

Other features

Dimensions (WxDxH):
125 x 101 x 63

Logistics data

Harmonized System (HS) code:
84733020

Description

Machine translation. Load original

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Stock data
Warehouse Stock Delivery to the store Store Price
EU3 1 09.07.2026 Best delivery 44.99 €
WH354 1 16.07.2026 55.99 €
44.99 €
Stock: 1
Delivery Date: 09.07.2026 Best delivery
Warehouse: EU3
55.99 €
Stock: 1
Delivery Date: 16.07.2026
Warehouse: WH354

Customer reviews

Customer questions

FAQ

How much does the Power Supply Unit LC-Power LC300SFX V3.21 cost, and is it available for purchase?

The price is 44.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 LC-Power 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 LC-Power 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, 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 Unit LC-Power LC300SFX V3.21?

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.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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