header-product Power Supply Unit be quiet! System Power 11 750W
81.99 €

Power Supply Unit be quiet! System Power 11 750W

Fast delivery available
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Power Supply Unit be quiet! System Power 11 750W

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Short description

The be quiet! System Power 11 750W power supply unit offers reliable performance with a total power output of 750W. It features a 20+4 pin ATX motherboard connector and operates on an AC input voltage of 200-240V at 50Hz. This non-modular PSU is designed for PC use and is certified with 80 PLUS Bronze for energy efficiency. The active cooling system with a 12 cm fan ensures optimal temperature management. Compliance with CB, CE, RoHS, TÜV, UKCA, and WEEE standards guarantees safety and reliability.
Available at price 81.99 €: 6 pcs.
Total available for order: 219 pcs.
Warranty: 2 Years
SKU: 11431561
Manufacturer: bequiet!
delivery
to the Customer Service Center at Kengaraga 2b, Riga
29.06.2026 {{selectedOffer.officeDeliveryString}}
free
Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
29.06.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
02.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 2.62 kg)
Parcel couriers
Latvijas Pasts pakomāts / Unisend / DPD Paku skapis / Omniva / Venipak Pickup / Venipak Locker / Latvijas Pasts nodaļa
02.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
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3 mth. х 27.33 €

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All payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment
36 months installment: from 2.28 euros per month
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Product information

Description

System Power 11 750W is a reliable, quiet power supply designed for value-oriented users who need stable performance without unnecessary noise. It supports ATX 3.1 compatibility and includes a temperature-controlled fan to maintain efficient cooling while minimizing sound levels.

Advantages

The unit provides dependable power delivery and low operational noise thanks to its temperature-controlled fan. ATX 3.1 compatibility ensures support for modern system requirements while remaining an affordable option for entry-level builds.

Key specifications

  • Wattage: 750W
  • Form factor compatibility: ATX 3.1
  • Cooling: temperature-controlled fan
  • Target user: value-oriented / entry-level systems

How to use

Install the power supply into an ATX-compatible case following the case and motherboard manufacturer instructions. Connect the main 24-pin ATX cable, CPU power cable, and required PCIe and SATA power connectors to the components. Ensure proper airflow around the unit so the temperature-controlled fan can regulate cooling effectively.

Recommendations

Verify compatibility with your motherboard and components before installation and ensure your case provides adequate ventilation. For quiet operation, place the system on a stable surface and keep intake and exhaust paths free of dust.

Specifications

Total power:
750 W
Efficiency:
90 %
Motherboard power connector:
20+4 pin ATX
80 PLUS certification:
80 PLUS Bronze
Fan diameter:
120 mm
Weight:
2.04 kg
Product colour:
Black
All features

Power

Total power:
750 W
Efficiency:
90 %
Hold time:
17.34 ms
Power protection features:
Over current, Over power, Over voltage, Overheating, Short circuit, Surge & inrush, Under voltage
Power factor:
0.98
Combined power (+3.3V):
120 W
Combined power (+12V):
750 W
Combined power (+5V):
120 W
Combined power (-12V):
3.6 W
Combined power (+5Vsb):
15 W
Max output current (+3.3V):
20 A
Max output current (+5V):
20 A
Max output current (-12V):
0.3 A
Max output current (+5Vsb):
3 A
Input current:
4
AC input frequency:
50
AC input voltage:
200 - 240
Max output current (+12V1):
62.5 A

Ports & interfaces

Motherboard power connector:
20+4 pin ATX
Number of SATA power connectors:
6
Peripheral (Molex) power connectors (4-pin):
1
EPS power connector (8-pin):
Yes
CPU power connector (4+4 pin):
Yes
CPU P4 connector (4-pin):
1
PCI Express power connectors (6+2 pin):
3
Cabling type:
Non-Modular
PCI Express power connectors (12-pin):
1

Performance

Purpose:
PC
80 PLUS certification:
80 PLUS Bronze
Mean time between failures (MTBF):
100000 h
Noise level: Not only energy saving helps to protect the environment but also noise level reduction. Noise level reduction up to 3 dB really means noise level reduction in 2 times. For example, a device with noise level 39 dB (А) will be two times quieter than a devise with a noise level 42 dB (А). Energy-saving certificate that shows noise level plays the role of an additional objective indicator basing on which You can successfully choose a product.
33.4 dB
Bearing technology:
Rifle
ATX version:
3.1
EPS version:
2.92
Power supply unit (PSU) form factor:
ATX

Design

Fan diameter:
120 mm
Number of fans:
1 fan(s)
Cooling type:
Active
Fan speed:
0 - 2100
On/off switch:
Yes
Product colour:
Black

Certificates

Waste Electrical and Electronic Equipment (WEEE) compliance:
Yes
Compliance certificates:
UKCA, CB, CE, RoHS, TÜV mark, WEEE

Technical details

Sustainability certificates:
ENERGY STAR, ErP

Weight & dimensions

Weight:
2.04 kg
Height:
140 mm
Width:
150 mm
Depth:
86 mm

Packaging data

Package weight:
2400 g
Package depth:
268 mm
Package height:
97 mm
Package width:
195 mm
Package type:
Box

Other features

Screws included:
Yes
Cable ties included:
Yes

Logistics data

Shipping (inner) case width:
311 mm
Shipping (inner) case length:
556 mm
Shipping (inner) case height:
218 mm
Shipping (inner) case gross weight:
15600 g
Products per shipping (inner) case:
6 pc(s)

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Stock data
Warehouse Stock Delivery to the store Store Price
WH113 6 29.06.2026 81.99 €
WH94 22 29.06.2026 84.49 €
EU57 45 26.06.2026 84.49 €
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Available only for legal entities
Warehouse Stock Delivery to the store Store Price
WH109 45 13.07.2026 93.99 €
81.99 €
Stock: 6
Delivery Date: 29.06.2026
Warehouse: WH113
84.49 €
Stock: 22
Delivery Date: 29.06.2026
Warehouse: WH94
84.49 €
Stock: 45
Delivery Date: 26.06.2026
Warehouse: EU57
84.49 €
Stock: 47
Delivery Date: 29.06.2026
Warehouse: EU16
85.49 €
Stock: 5
Delivery Date: Friday Best delivery
Warehouse: BT19
85.99 €
Stock: 4
Delivery Date: 29.06.2026
Warehouse: WH334
86.49 €
Stock: 5
Delivery Date: 22.06.2026
Warehouse: EU1
88.99 €
Stock: 37
Delivery Date: 29.06.2026
Warehouse: EU3
92.49 €
Stock: 3
Delivery Date: 29.06.2026
Warehouse: WH337
Available only for legal entities
93.99 €
Stock: 45
Delivery Date: 13.07.2026
Warehouse: WH109

Customer reviews

Customer questions

FAQ

How much does the Power Supply Unit be quiet! System Power 11 cost, and is it available for purchase?

The price is 81.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 219 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 29.06.2026 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 Unit be quiet! System Power 11 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the Power Supply Unit be quiet! System Power 11 online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

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 bequiet! 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 bequiet! 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 be quiet! System Power 11?

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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