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header-product Power Supply Unit LC-Power LC400SI V2.31 400 W
43.49 €

Power Supply Unit LC-Power LC400SI V2.31 400 W

Power Supply Unit LC-Power LC400SI V2.31 Photo 1
Power Supply Unit LC-Power LC400SI V2.31 Photo 2
Power Supply Unit LC-Power LC400SI V2.31 Photo 3
Power Supply Unit LC-Power LC400SI V2.31 Photo 4
Power Supply Unit LC-Power LC400SI V2.31 Photo 5
Power Supply Unit LC-Power LC400SI V2.31 Photo 6
Power Supply Unit LC-Power LC400SI V2.31 Photo 7
Power Supply Unit LC-Power LC400SI V2.31 Photo 8
Power Supply Unit LC-Power LC400SI V2.31 Photo 1
Power Supply Unit LC-Power LC400SI V2.31 Photo 2
Power Supply Unit LC-Power LC400SI V2.31 Photo 3
Power Supply Unit LC-Power LC400SI V2.31 Photo 4
Power Supply Unit LC-Power LC400SI V2.31 Photo 5
Power Supply Unit LC-Power LC400SI V2.31 Photo 6
Power Supply Unit LC-Power LC400SI V2.31 Photo 7
Power Supply Unit LC-Power LC400SI V2.31 Photo 8
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Short description

The LC-Power LC400SI V2.31 is a reliable 400 W power supply unit designed for PCs. It features a 20+4 pin ATX motherboard connector and supports AC input voltage from 180 to 240 V. With active cooling and a 14 cm fan, it ensures efficient heat dissipation. The PSU has a total power of 400 W and is 80 PLUS certified for energy efficiency. The motherboard power cable is 55 cm long, while SATA power cables measure 480, 620, and 760 mm. Compliance with CE and TÜV certifications guarantees safety and quality.
Available at price 43.49 €: 10 pcs.
Total available for order: 197 pcs.
Warranty: 2 Years
SKU: 11119235
Manufacturer: LC-Power
free shipment

Cheapest delivery:

Venipak Pickup LV, Venipak Locker LV

Pick-up points

Venipak Pickup LV

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
14.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
17.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 1.90 kg)
Parcel couriers
Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Latvijas Pasts nodaļa
17.07.2026 {{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 LC400SI V2.31 is a 400 W ATX power supply unit with 80 PLUS Standard certification, designed to provide stable power for desktop PCs. It supports AC input from 180 to 240 V and includes active cooling with a 140 mm fan. The unit comes in black, weighs 1.59 kg and is compliant with CE and TÜV standards.

Advantages

The LC400SI V2.31 delivers a total output of 400 W with 85% efficiency, includes a 20+4 pin ATX motherboard connector and multiple SATA power cable lengths (480 mm, 620 mm and 760 mm). Its 140 mm fan provides effective heat dissipation while keeping operational noise low for typical desktop use. Certification and safety approvals ensure compatibility and reliable operation in standard PC builds.

Suitable for

  • Basic office and home desktop PCs
  • Entry-level gaming or multimedia systems with modest power demands
  • System builds requiring a standard ATX 20+4 pin connector
  • Upgrades where 400 W total power is sufficient

Key specifications

  • Total power: 400 W
  • Efficiency: 85% (80 PLUS Standard)
  • Motherboard connector: 20+4 pin ATX
  • AC input voltage: 180–240 V
  • Fan diameter: 140 mm
  • Motherboard cable length: 55 cm
  • SATA power cable lengths: 480 mm, 620 mm, 760 mm
  • Weight: 1.59 kg
  • Colour: Black

How to use

Install the LC-Power LC400SI V2.31 into a compatible ATX chassis following standard PSU mounting procedures. Connect the 20+4 pin ATX connector to the motherboard, attach SATA connectors to drives as needed and ensure the AC mains cable is connected to a proper 180–240 V outlet. Verify all connections before powering on the system. Maintain adequate airflow in the case to assist the 140 mm fan in cooling the unit.

Usage recommendations

For reliable operation, use this 400 W PSU in systems with modest power requirements and avoid combining it with high-end graphics cards or multiple power-hungry devices. Ensure the case has sufficient ventilation and use surge protection where available.

Specifications

Total power:
400 W
Efficiency:
85 %
Motherboard power connector:
20+4 pin ATX
80 PLUS certification:
80 PLUS
Fan diameter:
140 mm
Weight:
1.59 kg
Product colour:
Black
All features

Power

Total power:
400 W
Efficiency:
85 %
Power Factor Correction (PFC) type:
Active
Peak power:
400 W
Power protection features:
Over power, Over voltage, Short circuit
Combined power (+3.3V):
90 W
Combined power (+12V):
400 W
Combined power (+5V):
90 W
Combined power (-12V):
6 W
Combined power (+5Vsb):
10 W
Max output current (+3.3V):
14 A
Max output current (+12V):
33.3 A
Max output current (+5V):
14 A
Max output current (-12V):
0.5 A
Max output current (+5Vsb):
2 A
Input current:
3
AC input frequency:
50/60
AC input voltage:
180 - 240

Ports & interfaces

Motherboard power connector:
20+4 pin ATX
Floppy disk drive connector:
Yes
PCI Express connector:
Yes
Floppy drive power connector:
1
Number of SATA power connectors:
6
ATX power connector (20+4 pin):
Yes
CPU power connector (4+4 pin):
Yes
PCI Express power connectors (6+2 pin):
2
Cabling type:
Non-Modular
Number of PATA power connectors:
3
Motherboard power cable length:
550 mm
SATA power cable length:
760, 620, 480
CPU power cable length:
600 mm
PCI Express power cable length:
550 mm
Floppy disk drive cable length:
930 mm
EPS power connector (4+4 pin):
Yes

Performance

Purpose:
PC
80 PLUS certification:
80 PLUS
ATX version:
2.31
Supported motherboard form factors:
ATX
Power supply unit (PSU) form factor:
TFX

Design

Fan diameter:
140 mm
Number of fans:
1 fan(s)
Cooling type:
Active
Product colour:
Black
Illumination:
No
Built-in display:
No

Certificates

Certification:
CE, TÜV
Compliance certificates:
CE, TÜV mark

Weight & dimensions

Weight:
1.59 kg
Height:
290 mm
Width:
121 mm
Depth:
215 mm

Packaging data

Package weight:
2080 g
Package type:
Box

Description

Machine translation. Load original

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Stock data
Warehouse Stock Delivery to the store Store Price
WH334 10 14.07.2026 Best delivery 43.49 €
EU3 1 14.07.2026 Best delivery 46.49 €
WH354 10 21.07.2026 50.49 €
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Available only for legal entities
Warehouse Stock Delivery to the store Store Price
WH109 10 28.07.2026 52.99 €
43.49 €
Stock: 10
Delivery Date: 14.07.2026 Best delivery
Warehouse: WH334
46.49 €
Stock: 1
Delivery Date: 14.07.2026 Best delivery
Warehouse: EU3
50.49 €
Stock: 10
Delivery Date: 21.07.2026
Warehouse: WH354
52.49 €
Stock: 166
Delivery Date: 16.07.2026
Warehouse: WH353
Available only for legal entities
52.99 €
Stock: 10
Delivery Date: 28.07.2026
Warehouse: WH109

Customer reviews

Customer questions

FAQ

How much does the Power Supply Unit LC-Power LC400SI V2.31 cost, and is it available for purchase?

The price is 43.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 197 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 14.07.2026 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, 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 LC-Power LC400SI V2.31?

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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