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-2×6 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-2×6 (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
Cudy C200P 2-IN-1 SMB Router / AP Controller
64GB Hiksemi Classic USB2.0 Flash Drive - Metal
8GB Asus Nvidia GeForce RTX 5050 Dual OC GDDR6 Graphics Card
REDRAGON Taipan Pro 10000DPI RGB Wireless Gaming Mouse - Black
AMD Ryzen 9 9950X3D2 Dual Edition 16-Core 4.3GHz AM5 CPU
128GB HIKSEMI Rotary Series USB3.0 Flash Drive
Kioxia TransMemory U202 128GB USB Flash Drive - White
64GB Patriot Xporter Core USB3.2 Flash Drive - Black
Patriot P220 128GB 2.5" SSD
Canon GI-40 Y Ink Bottle Yellow
32GB Patriot Xporter Core USB3.2 Flash Drive - Black
MSI MAG Corefrozr AA13 120mm CPU Air Cooler - White
Canon 4427C001 GI-46 C Cyan Ink
256GB Patriot Rage Lite USB3.2 Flash Drive - Black
128GB Patriot Xporter Core USB3.2 Flash Drive - Black
Generic Toner For Samsung M2020/M2070 - MLT-D111C
AMD RYZEN 7 7800X3D 8-Core 4.2GHz AM5 CPU
Antec Connect 120 Reverse ARGB PWM Fan 3 Pack - Black 








