Antec 850W CSK850 PRO EC 80+ Bronze Semi-Modular A
850 WOnly 1 piece in stock at supplier
Product details
Introducing our CSK Pro ATX3.1 semi-modular power supply, designed with quality, efficiency, and performance. The CircuitShield suite of industrial-grade protections ensures the power delivered to your system is safe and reliable in any environment. Advancing with ATX 3.1 and PCIe 5.1 compatibility, featuring 80 PLUS Bronze certification, and coming with Antec’s 5-year warranty, CSK Pro ATX3.1 provides you with an impressive price-performance ratio.
ATX 3.1 and 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, CSK850 Pro ATX3.1 gives you a cooler and quieter system, powered by the guaranteed 850W of continuous power.
Form factor | ATX |
ATX version | 3.1 |
80 PLUS certificate | Bronze |
Modularity | Partially modular cable management |
Item number | 57938898 |
Manufacturer | Antec |
Category | Power Supply PC |
Manufacturer no. | 0-761345-20069-1 |
Release date | 22-4-2025 |
External links |
Colour | Black |
Exact colour description | Black |
Form factor | ATX |
ATX version | 3.1 |
Efficiency | 90% |
80 PLUS certificate | Bronze |
Modularity | Partially modular cable management |
PCI express version (max.) | 5.1 |
Cooling method | Active cooling |
Number of fans | 1x |
Fan diameter | 120 mm |
Power | 850 W |
Country of origin | China |
CO₂ emissions | 15,25 kg |
Climate contribution | EUR 0,39 |
Scope of delivery | 1 x power supply |
Length | 14 cm |
Width | 15 cm |
Height | 8.60 cm |
Weight | 1950 g |
Product Safety |
30-day right of return
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Reviews & Ratings
Statutory warranty score
How often does a product of this brand in the «Power Supply PC» category have a defect within the first 24 months?
Source: Galaxus- AntecNot enough data
- 1.HP0,3 %
- 2.be quiet!0,9 %
- 2.Corsair0,9 %
- 2.Fortron0,9 %
Statutory warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Galaxus- AntecNot enough data
- 1.Fortron0 days
- 1.Intertech0 days
- 1.MSI0 days
- 1.Sharkoon0 days
Return rate
How often is a product of this brand in the «Power Supply PC» category returned?
Source: Galaxus- AntecNot enough data
- 1.Cooler Master2,2 %
- 2.MSI3,3 %
- 3.be quiet!3,7 %
- 4.Seasonic3,8 %