# Power Supply Unit Chieftec Polaris 3.0 1250W

**URL:** https://aio.lv/en/product--chieftec-pps-1250fc-a3--10453846
**Data updated:** 2025-12-30 08:40 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** CHIEFTEC
**Manufacturer code:** PPS-1250FC-A3
**EAN:** 753263078155
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 223.49 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 184.70 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--chieftec-pps-1250fc-a3--10453846

## 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 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.

## Long 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

### Power

| Feature | Value |
|---|---|
| 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

| 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 | 100, 550 |
| 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 | CB, CE, EAC, Federal Communications Commission (FCC), RoHS |

### Technical details

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

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 3.01 kg |
| Height | 86 mm |
| Width | 150 mm |
| Depth | 160 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 3350 g |
| Package type | Box |

### Logistics data

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

## 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. 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 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.

## Image

https://aio.lv/img/cache/product/10453846/64808941_large.webp