Asrock SL-850G Steel Legend power supply unit 850 W 20+4 pin ATX ATX Black by ASRock

Native PCIe 12V-2x6 Cable
Dual Color Design
With ASRock Classic Green connectors, users can easily see if the connector has been plugged properly.

iCOOL Intelligent Fan Control Mode
●iCOOL Mode ON: The power supply runs more efficiently. The fan stays off during low to medium loads, reducing noise and improving energy efficiency. The fan only activates when the load or temperature increases.
●iCOOL Mode OFF: The fan runs continuously, regardless of load. This may increase noise slightly but provides consistent cooling and better performance under heavy loads.

80 PLUS & CYBENETICS CERTIFIED
The Steel Legend series power supply unit offers options of 1000W, 850W, 750W, and 650W, available in "Steel Black" and "Steel White" ideal for mainstream systems. Certified for 80 PLUS Gold efficiency and Cybenetics Platinum & Gold rating, along with LAMBDA A+/A acoustic certification, it ensures outstanding energy performance.

CYBENETICS LAMBDA A+
The Steel Legend series power operates at less than 20 dB of noise on average, earning the prestigious Cybenetics Lambda A+ certification.
This recognition underscores the Steel Legend series' outstanding noise control performance, making it an exceptional choice for users seeking ultra-quiet operation.

135mm Fluid Dynamic Bearing Fan
The fluid seal design and the herringbone structure provides an extremely long lifespan and noise minimization.

Japanese Capacitors
105 °C Japanese-made Capacitor and Solid Capacitor, makes prolonged life span possible.

Safety First with ASRock
Full suite of protections to keep all components safe during normal to extreme power levels.
ASRock offers an outstanding 10 –Year warranty, guaranteeing long term reliable and peace of mind operation.