Antec CSK Pro 850W 80 Plus Bronze Atx3.1 Semi Modular Power Supply
3600 EGP
Part Number: CSK PRO 850W EC
Power & Efficiency: 850W Output | 80 PLUS Bronze 230V EU | ATX 3.1 & PCIe 5.1 Ready | Up to 90% Efficiency
Connectivity: 1x 12V-2×6 (600W) PCIe 5.1 | 2x 8-Pin CPU | 4x 8-Pin PCIe | 6x SATA
Cooling & Protection: 120mm Silent Fan with Thermal Manager | CircuitShield Protections (OCP/OVP/UVP/SCP/OPP/OTP/SIP/NLO) | Semi-Modular
Warranty: 5 Years
Antec CSK Pro 850W — ATX3.1 Semi-Modular Power Supply
The Antec CSK Pro 850W is a high-performance ATX3.1 semi-modular power supply featuring 80 Plus Bronze efficiency, PCIe 5.1 12V-2×6 GPU cable, CircuitShield industrial-grade protections, and a whisper-quiet 120mm fan — all backed by a 5-year warranty.
🔄 ATX3.1
🔌 PCIe 5.1
🛡️ CircuitShield
📦 5-Year Warranty
Technical Specifications
Feature Gallery
Explore the advanced features of the Antec CSK Pro 850W power supply.
Is the Antec CSK Pro 850W Right For You?
✓ Best For
- ✔ High-end gaming PCs with RTX 40 Series graphics cards
- ✔ Users who need 850W continuous power for demanding systems
- ✔ Builders wanting semi-modular cable management
- ✔ Users who value industrial-grade protection features
- ✔ Those seeking a 5-year warranty for peace of mind
✗ Not Ideal For
- ✗ Users needing fully modular cable management
- ✗ Those with 200-240V input voltage requirements outside this range
- ✗ Users wanting RGB lighting on their PSU
- ✗ Those needing more than 850W for extreme multi-GPU setups
Compatibility & Connectors
| Connector | Quantity | Supported Device |
|---|---|---|
| 24 (20+4) pin MB | 1 | Motherboard |
| 16 (12+4) pin PCIe 5.1 12V-2×6 | 1 | NVIDIA RTX 40 Series GPU |
| 8 (4+4) pin CPU | 2 | CPU Power |
| 8 (6+2) pin PCI-E | 4 | Graphics Cards / PCIe Devices |
| SATA | 6 | SATA Drives / SSDs |
| Molex | 3 | Peripheral Devices |
What’s Included
Every Antec CSK Pro 850W ships with the following contents.
💡 Pro Tip: Optimize Cable Management
The CSK Pro 850W’s semi-modular design allows you to connect only the cables you need. For a clean build, start by connecting the essential 24-pin motherboard and 8-pin CPU cables first. Use the PCIe 5.1 12V-2×6 cable for RTX 40 Series GPUs. Route cables behind the motherboard tray and use cable ties to secure them, improving airflow and aesthetics.
ℹ️ Technical Information: Input Voltage & Dimensions
The CSK Pro 850W operates on 200V-240V input voltage at 50Hz. The compact dimensions of 140×150×86mm make it compatible with a wide range of computer cases. The semi-modular design includes a PCIe 5.1 12V-2×6 cable rated for 600W, ensuring compatibility with the most demanding graphics cards.
Common Questions About the Antec CSK Pro 850W
What is the wattage and efficiency of the Antec CSK Pro 850W?
850W with 80 Plus Bronze. The Antec CSK Pro is an 850W power supply with 80 Plus Bronze certification, delivering up to 90% efficiency for a cooler and quieter system.
Is the Antec CSK Pro 850W compatible with ATX3.1 and PCIe 5.1?
Yes, fully compatible. The CSK Pro 850W is certified for ATX 3.1 compliance and includes a PCIe 5.1 12V-2×6 GPU cable for seamless compatibility with the latest graphics cards like NVIDIA RTX 40 Series.
What protections does the Antec CSK Pro 850W offer?
CircuitShield suite. The CSK Pro features CircuitShield — a full suite of industrial-grade protections including OCP, OVP, UVP, SCP, OPP, OTP, SIP, and NLO for maximum safety and reliability.
Is the Antec CSK Pro 850W modular?
Semi-modular. The CSK Pro 850W is a semi-modular power supply, allowing you to use only the necessary cables and eliminate cable clutter for better airflow and cable management.
What warranty does the Antec CSK Pro 850W come with?
5-Year Warranty. The Antec CSK Pro 850W is backed by a 5-year warranty, offering quality tech support and customer service for long-term peace of mind.
Warranty: 5-Year warranty included.
Recycle/Disposal: Please dispose of this product in accordance with local, state, or federal laws. Recycle responsibly.
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