Seasonic
Seasonic CORE BC-850 ATX 3.1 power supply unit 850 W 20+4 pin ATX
CORE BC Power Made Simple The Seasonic CORE BC Series delivers reliable performance and modern ATX 3.1 compliance at an essential value. Designed for everyday builders and gamers, it embodies Seasonics trusted quality in a compact 140 mm design with a durable scratch-resistant finish. With 80 PLUS® Bronze efficiency, Smart and Silent Fan Control (S2FC), and a 120 mm HDB fan, it ensures cool, quiet, and stable operation. The CORE BC-750 and CORE BC-850 include a 12V-2×6 PCIe Gen 5.1 cable, ready for the latest GPUs, while the CORE BC-650 meets all ATX 3.1 requirements with traditional connectors. Built on decades of engineering excellence, the CORE BC Series delivers the quiet efficiency, reliability, and durability that define every Seasonic power supply. Next-Gen and Legacy GPU Cable Includes native 12V-2x6 and 2× 8-pin cables for maximum compatibility S2FC - Intelligent Fan Control Technology The Smart and Silent Fan Control (S2FC) system intelligently regulates the power supplys fan speed to achieve the ideal balance between cooling efficiency and silent operation. By dynamically adjusting the fan curve according to temperature, it ensures that your system remains quiet during low-to-medium usage and effectively cooled when performance demands increase. Technical details Sustainability certificates: ENERGY STAR Ports & interfaces Motherboard power connector: 20+4 pin ATX Peripheral (Molex) power connectors (4-pin): 3 Motherboard power cable length: 55 cm Number of SATA power connectors: 6 EPS power connector (4+4 pin): Yes PCI Express power connectors (6+2 pin): 4 CPU power connector (4+4 pin): Yes CPU power cable length: 60 cm ATX power connector (20+4 pin): Yes PCI Express connector: Yes Cabling type: Non-Modular Weight & dimensions Width: 150 mm Depth: 140 mm Height: 86 mm Power Total power: 850 W AC input voltage: 100 - 240 V AC input frequency: 50/60 Hz Input current: 11 - 5.5 A Combined power (+3.3V): 100 W Combined power (+12V): 840 W Combined power (-12V): 3.6 W Combined power (+5Vsb): 12.5 W Max output current (+3.3V): 20 A Max output current (+12V): 70 A Max output current (+5V): 20 A Max output current (-12V): 0.3 A Max output current (+5Vsb): 2.5 A Power protection features: Over current, Over power, Over voltage, Short circuit Operational conditions Operating temperature (T-T): 0 - 40 °C Certificates Compliance certificates: BSMI, CB, CCC, CE, EAC, REACH, RoHS, UKCA, WEEE, cTUVus Certification: CE, CB, CCC, cTUVus, TUV, BSMI, EAC, UKCA, Energy Star, RoHS, REACH, WEEE, ErP Lot 6 Design Product colour: Black Cooling type: Active Fan diameter: 12 cm Number of fans: 1 fan(s) Fan location: Top On/off switch: Yes Performance Purpose: PC Power supply unit (PSU) form factor: ATX 80 PLUS certification: 80 PLUS Bronze Bearing technology: Sleeve Mean time between failures (MTBF): 100000 h
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Price history (lowest price)
2026-07-12 – 2026-07-26min £71.64 · max £72.07
Product details
- Brands
- Seasonic
- GTIN
- 04711173879459
- Categories
- Electronics > Electronics Accessories > Computer Components > Desktop Computer & Server Cases
