Sama K850 850W 80+ Bronze ATX 2.52 Non-Modular Power Supply (Black) (K0850-BKBFWA25-US)

This 850W power supply unit is engineered to support high-performance desktop systems, offering reliable and efficient power delivery in an ATX 2.52 form factor. It features a non-modular design with all cables permanently attached, simplifying installation while maintaining compatibility with most standard PC cases. The compact 140 × 150 × 86 mm housing comes in a clean black finish, fitting seamlessly into typical builds.

With 80 PLUS Bronze certification, the PSU achieves over 85% efficiency at 50% load, helping minimize energy loss and excess heat. It supports a wide 100–240V AC input range, making it suitable for use across different regions. Internally, it utilizes a modern power architecture that combines Active Power Factor Correction (APFC), Half-Bridge LLC, synchronous rectification (SR), and DC-DC conversion, ensuring stable voltage output and consistent performance even under demanding workloads. The unit is rated for a 100,000-hour MTBF, indicating solid long-term reliability.

 

GENERAL SPECIFICATIONS
Output Power	850W
Form Factor	ATX 2.52
Modularity	Non-Modular
Dimensions	140 x 150 x 86 mm (L x W x H)
Color	Black
80PLUS Certification	Bronze
Efficiency	>85% Under Typical Load (50% Load)
MTBF	100,000 Hours
FAN & ELECTRICAL
Fan Size / Bearing	120 mm / Sleeve Fan
AC Input	100–240 Vac
Topology	APFC + Half-Bridge LLC + SR + DC-DC
Protection	UVP, OVP, OCP, OPP, NLP, SCP
Operating Temp.	0–40 °C
CONNECTORS & CABLES
MB ATX 24-Pin	1x (550 mm)
CPU (4+4) Pin	2x (700 + 150 mm)
PCI-E (6+2) Pin	4x (2 cables, 550 + 150 mm each)
SATA	6x (Across 2 cables)
Molex	2x (Across 2 cables)