SEASONIC power source Core BC-850 / 850W / ATX3.1 / 120mm fan / 80PLUS Bronze

Modern ATX 3.1 power supply with 850W output and 80PLUS Bronze certification for reliable power supply of current and future systems.

The Seasonic Core BC-850 is the ideal choice for builds with powerful next-generation graphics cards. With full support for ATX 3.1 and PCIe 5.1 standards , it is ready for the latest components including NVIDIA RTX 40 and 50 Series. The native 12V-2x6 cable can deliver up to 600W of power directly to the graphics card.

The power supply uses advanced S2FC (Smart and Silent Fan Control) technology with a 120mm HDB fan , which intelligently regulates the speed according to the current load and temperature. The compact dimensions of 140 × 150 × 86 mm and the durable scratch-resistant surface ensure long-term reliability.

Advanced connectivity
The power supply offers a complete set of connectors including 24-pin ATX (600mm), 2× CPU 8/4-pin (550mm), PCIe connectors and a modern 12V-2×6 cable (600mm). There are also 3× SATA/Molex connectors for connecting storage devices and peripherals.

High reliability
Seasonic, as a renowned manufacturer, guarantees an MTBF of 100,000 hours at 25°C. The power supply operates in a wide temperature range of 0–40°C and meets international safety certifications CE, CB, cTUVus, TUV and environmental standards RoHS, REACH, Energy Star.

Optimized cooling
The HDB fan bearing ensures long life and quiet operation. S2FC technology dynamically adjusts the fan speed according to the current load, minimizing noise during normal operation.

BASIC SPECIFICATIONS

Power: 850W continuous

Certification: 80PLUS Bronze

Standard: ATX 3.1, PCIe 5.1

Fan: 120mm HDB, S2FC control

Tension +12V: 70A, 840W

Voltage +5V: 20A, 100W

Voltage +3.3V: 20A, 100W

AC input: 100-240V, 50-60Hz

Connectors: 24-pin ATX, 2× CPU, PCIe 8/6-pin, 12V-2×6, 3× SATA/Molex

Dimensions: 140 × 150 × 86 mm

Operating temperature: 0–40°C

Certification: CE, CB, cTUVus, TUV, RoHS, Energy Star