Description

The Seasonic CORE BC 850W is a reliable fixed-cable ATX 3.1 power supply designed for gaming, home and business PC builds. With 80 PLUS Bronze certification, a compact 140mm design and a 120mm Hydro Dynamic Bearing fan with Smart and Silent Fan Control, it delivers dependable power with efficient cooling. A native 12V-2×6 connection supports modern PCIe 5.1 graphics cards, while conventional PCIe 6+2-pin connectors retain broad compatibility.

Key Features
80 PLUS Bronze.
ATX 3.1 and PCIe 5.1 support.
Native 12V-2×6 connectivity for modern graphics cards.
Fixed / Non-Modular cable design.
120mm Hydro Dynamic Bearing (HDB) fan.
Smart and Silent Fan Control (S²FC).
Comprehensive OCP, OPP, OTP, OVP, SCP and UVP protection.
5-year manufacturer’s warranty.

Full Specification
Model:
CORE BC 850W ATX 3.1

Manufacturer Part Number:
SRP-CBC851-A5A51JF

Output Power:
850W continuous power

Efficiency:
80 PLUS Bronze

Voltage Rails:
Single +12V rail

+12V Output:
70A / 840W

ATX Form Factor:
ATX/EPS

ATX Standard:
ATX 3.1

PCIe Standard:
PCIe 5.1

Cabling:
Fixed / Non-Modular

Connectors:
1 x 20+4-pin ATX
2 x 4+4-pin CPU/EPS
1 x 12V-2×6
3 x 6+2-pin PCIe
2 x SATA
1 x 4-pin Molex

Fan:
120mm Hydro Dynamic Bearing (HDB) fan

Fan Speed Control:
Smart and Silent Fan Control (S²FC)

Power Input:
100-240V AC, 50/60Hz

Operating Temperature:
0-40°C

Power Output:
DC outputs: +12V, +5V, +3.3V, -12V and +5VSB

Cable Set:
Fixed individual black cables with braided pattern

Protection:
OCP – Over Current Protection
OPP – Over Power Protection
OTP – Over Temperature Protection
OVP – Over Voltage Protection
SCP – Short Circuit Protection
UVP – Under Voltage Protection

Special Features:
Native 12V-2×6 connectivity, compact 140mm chassis

Warranty:
5-year manufacturer’s warranty

Dimensions without cable (L x W x H), (mm)
140 x 150 x 86