Antec SIGNATURE CSK1000 PRO ATX3.1 power supply unit 1000 W 20+4 pin ATX ATX
Spread the cost with Klarna, Clearpay, PayPal or FloatFrom 3 interest-free payments of £27.66 See options
Credit subject to status. 18+, UK residents only. See each provider for terms.
In stock
FREE delivery
Express £9.99
Couldn't load pickup availability
- 14-day returns Details
- UK manufacturer warranty Details
- Price Match Promise Details
- Rated 4.9/5 by customers on Trustpilot & Feefo Read reviews
Overview
- 1000 W 200 - 240 V 50 Hz
- Motherboard power connector: 20+4 pin ATX
- PC/Server ATX 80 PLUS Bronze
- 12 cm
Introducing our CSK Pro ATX3.1 semi-modular power supply, designed with quality, efficiency, and performance. The CircuitShieldTM suite of industrial-grade protections ensure the power delivered to your system is safe and reliable in any environment. Advancing with ATX 3.1 & PCIe 5.1 compatibility, featuring 80 PLUS® BRONZE certification, and coming with Antec’s 5-year warranty, CSK Pro ATX3.1 provides you the impressive price-performance ratio.
ATX 3.1 & PCIe 5.1 Compatible
Our new CSK Pro ATX3.1 power supplies are certified for ATX 3.1 compliance, meeting the high standards for reliability and power efficiency, and ensuring the utmost level of quality and performance. The included PCIe 5.1 12V-2x6 GPU cable enables seamless compatibility with the latest graphics cards, such as the NVIDIA® GeForce RTX™ 40 Series.
80 Plus® Bronze Certified
Delivering up to 90% efficiency, CSK1000 Pro ATX3.1 gives you a cooler and quieter system, powered by the guaranteed 1000W of Continuous Power.
Specifications
Power
| Power protection features | No load operation, Over power, Over voltage, Surge & inrush protection (SIP), Under voltage |
|---|---|
| Input current | 6 A |
| AC input frequency | 50 Hz |
| AC input voltage | 200 - 240 V |
| Total power | 1000 W |
Ports & interfaces
| Peripheral (Molex) power connectors (4-pin) | 3 |
|---|---|
| Number of SATA power connectors | 6 |
| Motherboard power connector | 20+4 pin ATX |
Show all 17 specificationsShow fewer specifications
Performance
| ATX version | 3.1 |
|---|---|
| 80 PLUS certification | 80 PLUS Bronze |
| Power supply unit (PSU) form factor | ATX |
| Purpose | PC/Server |
Design
| Fan diameter | 12 cm |
|---|
General
| Product family | SIGNATURE |
|---|
Weight & dimensions
| Height | 86 mm |
|---|---|
| Depth | 140 mm |
| Width | 150 mm |
Customer reviews
Delivery & returns
Delivery
- FREE standard delivery on orders over £50, otherwise £4.95 (3–5 working days).
- Express delivery £9.99 (1–3 working days) on selected products, UK mainland.
- PlayStation and Arozzi products use a 5–7 working-day service.
- Orders are processed within 24 hours, Monday to Friday excluding bank holidays. All deliveries must be signed for.
Returns
- Changed your mind? Tell us within 14 days of receiving your item, then return it within a further 14 days, unused and in its original packaging. A minimum £9.99 collection fee applies.
- Faulty or damaged on arrival? Contact us within 48 hours of delivery.
- Custom-built PCs can only be returned if faulty. Opened headphones, earphones and AirPods can't be returned for hygiene reasons.
