- SKU: CSK850 PRO
- VENDOR: Antec
Antec Csk 850W Pro PCLE5.1 GEN5 80 Plus Bronze Semi-Modular Power Supply
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Antec Csk 850W Pro PCLE5.1 GEN5 80 Plus Bronze Semi-Modular Power Supply
The Antec CSK 850W Pro PCle5.1 Gen5 80 Plus Bronze Semi-Modular Power Supply offers a powerful blend of efficiency, performance, and reliability, making it an ideal choice for modern gaming and professional PC builds. Certified for ATX 3.1 and PCIe 5.1 standards, this PSU is designed to meet the rigorous demands of cutting-edge hardware, including seamless compatibility with NVIDIA® GeForce RTX™ 40 Series GPUs via its 12V-2x6 PCIe 5.1 GPU cable. With its 850W of Continuous Power and 80 PLUS® Bronze certification, the CSK Pro delivers up to 90% energy efficiency, ensuring a cooler, quieter, and more cost-effective system. Engineered for durability and safety, the CSK Pro features Antec’s CircuitShield™ suite of industrial-grade protections, including safeguards like OCP, OVP, UVP, SCP, OPP, OTP, SIP, and NLO, providing robust defense against potential electrical issues. Its 120mm silent fan, paired with the Thermal Manager low voltage fan control system, optimizes airflow and temperature management, allowing for quiet and stable operation even under heavy loads. The compact design of this PSU makes it compatible with a wide range of PC cases, offering versatility for diverse build configurations. The semi-modular cable system of the CSK Pro enables a streamlined setup, reducing cable clutter and enhancing internal airflow for improved system cooling. This thoughtful design not only ensures better organization but also contributes to a cleaner overall aesthetic. Backed by Antec’s 5-year warranty, the CSK 850W Pro delivers exceptional value and reliability, making it a top-tier choice for users seeking high-quality power delivery for their advanced systems. Features: ATX 3.1 & PCIe 5.1 Compatible 80 Plus ® Bronze Certified 120mm Silent Fan Thermal Manager Better cable management and airflow Compact Size Specifications: Modularity: Semi-Modular Output Capacity: 850W Input Voltage: 200-240 V Input Current: 5A Max Input Frequency Range: 50Hz PFC: Active PFC Power Good Signal: 100-150ms Protection: OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO Regulatory: TUV / CB / RCM / CE / BIS / UKCA / KC Fan: 120mm Silent Fan Certifications: 80 Plus Bronze 230V EU Connectors: 1 x 24 (20+4) pin MB 1 x 16 (12+4) pin PCIE 5.1 12V-2x6 (600W) 2 x 8 (4+4) pin CPU 4 x 8 (6+2) pin PCI-E 6 x SATA 3 x Molex Product Dimensions: 29.65 x 20.3 x 13.0 cm What’s In The Box: Antec CSK 850W Pro PCle5.1 Gen5 80 Plus Bronze Semi-Modular Power Supply - Black x1
- Brand: Antec
- Category: Components > Power Supplies > Semi-Modular Power Supplies
- Supplier SKU: CSK850 PRO
- Supplier currently indicates stock is available.
| Supplier | Syntech |
|---|---|
| Supplier Price | 1038.00 |
| Cpt Stock | 35 |
| Jhb Stock | 48 |
| Dbn Stock | 9 |
| Rrp Incl Vat | 1399 |
| Recommended Margin | 14.67 |
| Last Modified | 2026-07-08 17:57:23 |
| Warranty | 60 Months |
| Colour | Black |
| Weight | 2690 |
| Length | 29.5 |
| Width | 13.5 |
| Height | 20.5 |
Supplier product page: https://www.syntech.co.za/product/antec-csk-850w-pro-pcle5-1-gen5-80-plus-bronze-semi-modular-power-supply/
Return Policy
We want you to be completely satisfied with your purchase. If your item arrives damaged or broken, you may return it within 30 days of delivery. To initiate a return, please contact us with photos or proof of the damage. Once we receive and inspect the returned item, we will process a refund or send a replacement at no additional cost to you.
Shipping Policy
We deliver to all areas within South Africa. In-stock items are shipped within 1–3 business days.
Free shipping applies to all orders over R1,000. Please note that free shipping excludes large or bulky items — if your order qualifies as large/bulky, we will contact you before dispatch to discuss shipping costs.

