# Power Supply Unit Chieftec Polaris 3.0 1050W

**URL:** https://aio.lv/en/product--chieftec-pps-1050fc-a3--10453845
**Data updated:** 2025-12-30 08:40 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** CHIEFTEC
**Manufacturer code:** PPS-1050FC-A3
**EAN:** 753263078148
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 198.99 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 164.45 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--chieftec-pps-1050fc-a3--10453845

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.06.2026 | free |
| Pickup points | 02.07.2026 | 1.99 EUR |
| Courier delivery to door | 02.07.2026 | 4.99 EUR |

## Summary description

The Chieftec Polaris 3.0 1050W power supply unit is designed for PCs with a total power output of 1050W. It features a 20+4 pin ATX motherboard power connector and supports AC input voltage of 100-240V at 50/60Hz. The PSU has an active cooling system with a 13.5 cm fan, ensuring efficient heat dissipation. With 80 PLUS Gold certification, it provides high energy efficiency. The power cables include a 65 cm motherboard cable and SATA cables of 100 and 550 mm lengths. Compliance with RoHS and FCC standards ensures safety and reliability.

## Long description

The CHIEFTEC Polaris 3.0 1050W power supply unit complies with Intel ATX 3.0 and delivers up to 1050 W of continuous power. Designed for modern PCs, it supports PCIe Gen5 and carries 80 PLUS Gold certification for high energy efficiency. The PSU uses an LLC half-bridge converter with DC-to-DC technology and Japanese main capacitors to maintain low ripple and stable voltage. A fully modular cable system and a 135 mm FDB silent fan enable neat cable routing and effective cooling while minimizing noise.
Advantages
The unit combines ATX 3.0 compatibility and PCIe Gen5 support with 80 PLUS Gold efficiency to provide reliable power for high-performance systems. Advanced topology with LLC half-bridge and DC-to-DC stages together with Japanese capacitors improves voltage regulation and reduces ripple. The 135 mm fluid-dynamic bearing fan balances cooling performance and long-term durability. Fully modular cables simplify installation and maintenance and support clean system builds.
Suitable for
High-performance gaming PCs and workstations requiring up to 1050 W
Systems using PCIe Gen5 graphics cards
Builders who prefer fully modular cable management for tidy builds
PCs where energy efficiency and low noise are important
Key specifications
Total power: 1050 W
Compatibility: Intel ATX 3.0
80 PLUS certification: 80 PLUS Gold
Motherboard connector: 20+4 pin ATX
Fan diameter: 135 mm (FDB silent fan)
AC input: 100–240 V, 50/60 Hz
Weight: 3 kg
Colour: Black
How to use
Install the PSU into a compatible ATX 3.0 chassis and connect the 20+4 pin ATX cable to the motherboard. Attach the required modular cables for CPU, GPU, SATA and peripherals according to your component layout. Ensure the AC input matches the local mains (100–240 V, 50/60 Hz) and secure the unit with the supplied screws. Power on the system and verify correct voltage rails and stable operation before performing sustained high-load tasks.
Usage recommendations
For optimal performance, pair the Chieftec Polaris 3.0 1050W with components that benefit from ATX 3.0 and PCIe Gen5 features. Maintain adequate case airflow, keep the fan and ventilation free of dust, and use only the supplied modular cables to preserve electrical reliability and warranty coverage.

## Specifications

### Power

| Feature | Value |
|---|---|
| Total power | 1050 W |
| Power Factor Correction (PFC) type | Active |
| Power protection features | Under voltage, Short circuit, Overload, Over voltage, Over power, Over current |
| Power factor | 0.9 |
| Combined power (+3.3V) | 120 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 (+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 |
| Max output current (+12V1) | 87.5 A |

### Ports & interfaces

| Feature | Value |
|---|---|
| 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 | 550, 100 |
| Peripheral (Molex) power cable length | 100, 550 |
| PCI Express power connectors (16-pin) | 1 |

### Performance

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

### Design

| Feature | Value |
|---|---|
| Fan diameter | 135 mm |
| Cooling type | Active |
| Product colour | Black |

### Certificates

| Feature | Value |
|---|---|
| Compliance certificates | RoHS, Federal Communications Commission (FCC), EAC, CB, CE |

### Technical details

| Feature | Value |
|---|---|
| Sustainability compliance | Yes |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 3 kg |
| Height | 86 mm |
| Width | 150 mm |
| Depth | 160 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 3340 g |
| Package type | Box |

### Logistics data

| Feature | Value |
|---|---|
| Warranty period | 5 year(s) |

## FAQ

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

The price is 198.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 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 Chieftec Polaris 3.0 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 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. 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, 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 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.

## Image

https://aio.lv/img/cache/product/10453845/64808926_large.webp