header-product Power Supply Unit Chieftec Polaris 3.0 1250W
223.49 €

Power Supply Unit Chieftec Polaris 3.0 1250W

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Power Supply Unit Chieftec Polaris 3.0 Photo 1
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Power Supply Unit Chieftec Polaris 3.0 1250W

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Power Supply Unit Chieftec Polaris 3.0 1250W

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Short description

The Chieftec Polaris 3.0 1250W power supply unit offers a total power of 1250W with an AC input voltage range of 100-240V and a frequency of 50/60Hz. It features a 20+4 pin ATX motherboard power connector with a cable length of 65 cm, and SATA power cables measuring 100 and 550 mm. Certified with 80 PLUS Gold for efficiency, it is designed for PC use with active cooling and a 13.5 cm fan. Compliant with CB, CE, EAC, FCC, and RoHS standards.
Available at price 223.49 €: 5 pcs.
Total available for order: 10 pcs.
Warranty: 2 Years
SKU: 10453846
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: 3.05 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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All payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment
36 months installment: from 6.21 euros per month
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Product information

Description

The CHIEFTEC Polaris 3.0 1250W power supply unit complies with Intel ATX 3.0 and supports PCIe Gen5 while carrying an 80 PLUS Gold efficiency certification. It is built with an LLC half-bridge converter and DC-to-DC topology, uses Japanese main capacitors for low ripple and stable voltages, and includes a fully modular cable system. The unit features a 135 mm FDB fan that balances cooling and noise and is intended for desktop PC builds.

Advantages

The power supply delivers up to 1250 W of continuous power with an AC input range of 100–240 V and 50/60 Hz compatibility. Certified 80 PLUS Gold efficiency reduces wasted energy and heat. High-quality internal components, including Japanese capacitors and DC-to-DC circuitry, provide tight voltage regulation and low ripple. Fully modular cables simplify installation and improve case airflow. The 135 mm fluid-dynamic bearing (FDB) fan is designed for long life and quiet operation.

Suitable for

  • High-performance gaming PCs with multi-GPU or powerful single GPUs
  • Workstations for content creation, rendering and simulation
  • Custom desktop builds requiring modular cabling and stable power delivery

Key specifications

  • Total power: 1250 W
  • Motherboard connector: 20+4 pin ATX, cable length 65 cm
  • 80 PLUS certification: 80 PLUS Gold
  • Fan diameter: 135 mm FDB
  • AC input: 100–240 V, 50/60 Hz
  • Protection and compliance: CB, CE, EAC, FCC, RoHS
  • Weight: 3.01 kg
  • Colour: Black

How to use

Install the PSU in a compatible ATX chassis following the motherboard and case manufacturer instructions. Connect the 20+4 pin ATX cable to the motherboard and use modular cables for CPU, GPU and storage devices as required. Ensure the AC mains voltage matches the unit’s input range (100–240 V) and secure all connectors. Allow space for airflow around the 135 mm fan and route cables to maintain good case ventilation.

Usage recommendations

For reliable operation, keep the power supply and system environment free of dust, use a properly rated surge protector or UPS if mains quality is unstable, and ensure the case provides adequate airflow to maintain cooling efficiency.

Specifications

Total power:
1250 W
Motherboard power connector:
20+4 pin ATX
80 PLUS certification:
80 PLUS Gold
Fan diameter:
135 mm
Weight:
3.01 kg
Product colour:
Black
All features

Power

Total power:
1250 W
Power Factor Correction (PFC) type:
Active
Power protection features:
Under voltage, Short circuit, Over voltage, Over power, Over current
Power factor:
0.9
Combined power (+3.3V):
120 W
Combined power (+12V):
1250 W
Combined power (+5V):
120 W
Combined power (-12V):
3.6 W
Combined power (+5Vsb):
15 W
Max output current (+3.3V):
22 A
Max output current (+12V):
104.1 A
Max output current (+5V):
22 A
Max output current (-12V):
0.3 A
Max output current (+5Vsb):
3 A
Input current:
15-8
AC input frequency:
50/60
AC input voltage:
100 - 240

Ports & interfaces

Motherboard power connector:
20+4 pin ATX
Number of SATA power connectors:
12
Peripheral (Molex) power connectors (4-pin):
4
EPS power connector (8-pin):
Yes
PCI Express power connectors (6+2 pin):
4
Cabling type:
Fully-Modular
Motherboard power cable length:
650 mm
SATA power cable length:
100, 550
Peripheral (Molex) power cable length:
100, 550
PCI Express power connectors (16-pin):
1

Performance

Purpose:
PC
80 PLUS certification:
80 PLUS Gold
Bearing technology:
FDB
ATX version:
3.0
Power supply unit (PSU) form factor:
ATX

Design

Fan diameter:
135 mm
Cooling type:
Active
Product colour:
Black

Certificates

Compliance certificates:
CB, CE, EAC, Federal Communications Commission (FCC), RoHS

Technical details

Sustainability compliance:
Yes

Weight & dimensions

Weight:
3.01 kg
Height:
86 mm
Width:
150 mm
Depth:
160 mm

Packaging data

Package weight:
3350 g
Package type:
Box

Logistics data

Warranty period:
5 year(s)

Description

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Stock data
Warehouse Stock Delivery to the store Store Price
WH94 5 29.06.2026 Best delivery 223.49 €
Available only for legal entities
Warehouse Stock Delivery to the store Store Price
WH109 5 13.07.2026 260.49 €
223.49 €
Stock: 5
Delivery Date: 29.06.2026 Best delivery
Warehouse: WH94
Available only for legal entities
260.49 €
Stock: 5
Delivery Date: 13.07.2026
Warehouse: WH109

Customer reviews

Customer questions

FAQ

How much does the Power Supply Unit Chieftec Polaris 3.0 cost, and is it available for purchase?

The price is 223.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 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 Chieftec Polaris 3.0 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 Chieftec Polaris 3.0 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 CHIEFTEC 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 CHIEFTEC 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, 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 Chieftec Polaris 3.0?

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.
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