Asrock 850W Phantom Gaming PG-850G PSU, Fully Modular, 80+ Gold Power Supply

PG-850G – Fully Modular Power Supply

• 80 PLUS® GOLD Certified

• Cybenetics Platinum & LAMBDA A+ Certified

• ATX 3.1 & PCIe 5.1 Ready

• Fully Modular Cable Design

• Native 12V-2×6 Dual-Colour Connector with TempGuard

• Premium 100% Japanese Capacitors

• 135mm Striped Axial FDB Fan

• iCool Intelligent Fan Control Mode

• 5V BOOST Mode for Voltage Compensation

• Backed by a Remarkable 10-Year Warranty

Future-Ready Power

Prepared for ATX 3.1 & PCIe 5.1
The ASRock Phantom Gaming power supply is engineered to meet both current and next-generation standards, supporting ATX12V v3.1 and PCIe 5.1. With up to 220% power excursion capability and rapid response to power spikes, it delivers stable and reliable power for today’s high-performance systems and tomorrow’s cutting-edge builds.

Native PCIe 12V-2×6 Cable

Dual-Colour Connector Design
Featuring ASRock’s signature green accents, these connectors make it easy to confirm proper installation at a glance.

Cable Over-Temperature Protection (TempGuard)
Equipped with an integrated NTC sensor at the VGA connector, this system monitors cable temperatures and signals the PSU to adjust for safe, optimal operation.

+5V BOOST Mode

Optimized Voltage Compensation
Enable the 5V BOOST switch to slightly increase the +5V rail, helping maintain optimal voltage and system performance under demanding loads.

iCool Intelligent Fan Control Mode

• iCool Mode ON: Fan remains off during low to medium loads for silent operation and greater efficiency. The fan activates only when temperature or load increases.

• iCool Mode OFF: Fan runs constantly for maximum cooling—ideal for heavy workloads or overclocking.

80 PLUS® & Cybenetics Certified

Designed for gamers and performance enthusiasts, the Phantom Gaming PSU delivers exceptional efficiency with 80 PLUS® Gold certification and Cybenetics Platinum & Gold ratings. Combined with LAMBDA A+ acoustic certification, you get both superior power efficiency and ultra-quiet operation.
When enabled, +5V BOOST maintains a regulated output around +5.15V for stable, reliable power delivery.

Cybenetics LAMBDA A+ Certified

Engineered for quiet operation, this PSU operates at less than 20 dB(A) on average, earning the prestigious LAMBDA A+ certification—perfect for users who prioritize silent performance.

135mm Fluid Dynamic Bearing Fan

The specially designed striped axial fan with fluid dynamic bearings ensures long lifespan and minimal noise thanks to its herringbone structure.

Infineon CoolMOS Technology

Built with advanced Infineon CoolMOS components for improved efficiency, stability, and durability under heavy loads.

Premium Japanese Capacitors

Features 105°C-rated Japanese capacitors, ensuring a long lifespan and excellent reliability even under demanding usage.

Comprehensive Protection Suite

Equipped with OCP, SCP, OVP, UVP, OTP, and OPP protections, your system stays safe from electrical hazards. Plus, enjoy complete peace of mind with ASRock’s impressive 10-Year Warranty.