ASRock SL-650G 650W PSU 80+ Gold ATX 3.1 Steel Legend
ASRock Steel Legend SL-650G 650W ATX Power Supply
80 PLUS Gold | ATX 3.1 | Premium Efficiency & Ultra-Quiet PSU
The ASRock Steel Legend SL-650G is a premium 650W power supply designed for efficient, quiet, and reliable performance in modern gaming and productivity systems. Combining 80 PLUS Gold efficiency with Cybenetics Platinum-level performance, it delivers stable power with exceptional thermal and acoustic control.
Key Features & Benefits
✔ 650W continuous output ideal for mainstream gaming and performance PCs
✔ 80 PLUS Gold certified with Cybenetics Platinum efficiency rating
✔ ATX 3.1 compliant for next-generation system compatibility
✔ Native PCIe 12V-2x6 connector for modern GPU support
✔ Cybenetics Lambda A certification for ultra-quiet operation
✔ 135mm Fluid Dynamic Bearing fan for long lifespan and low noise
✔ iCOOL intelligent fan control for silent low-load operation
✔ Premium 105°C Japanese capacitors for maximum durability
✔ Flat cable design for improved airflow and cleaner builds
✔ Full protection suite: OCP, OVP, UVP, SCP, OTP, OPP
✔ Dual-colour connectors for secure and accurate installation
✔ 10-year manufacturer warranty for long-term reliability
Advanced Features
Ultra-Quiet Intelligent Cooling (iCOOL Mode)
Fanless operation under low to medium loads reduces noise and improves efficiency, activating only when higher thermal demand is required.
Next-Gen Power Delivery
ATX 3.1 compliance and PCIe readiness ensure compatibility with modern and future GPUs and system components.
Premium Build Quality
Equipped with Japanese 105°C capacitors and high-grade components for stable long-term performance under demanding workloads.
Enhanced Acoustic Performance
Cybenetics Lambda A certification ensures industry-leading noise control for quiet computing environments.
Technical Specifications
Model: ASRock Steel Legend SL-650G
Power Output: 650W
Efficiency Rating: 80 PLUS Gold
Cybenetics Rating: ETA Platinum / Lambda A+
ATX Standard: ATX 3.1
Input Voltage: 100–240V~, 50–60Hz
12V Rail Output: 54.2A
Fan: 135mm Fluid Dynamic Bearing Fan
Dimensions: 150 x 150 x 86 mm
Connectors:
24-pin ATX motherboard: 1
EPS CPU 4+4 pin: 2
PCIe 6+2 pin: 2
SATA: 6
Peripheral: 3
Cable Type: Flat
Capacitors: 100% Japanese (105°C rated)
Protection Features: OCP, OVP, UVP, SCP, OTP, OPP
Power Excursion: Up to 200%
Warranty: 10 Years
Why Choose the ASRock Steel Legend SL-650G?
The SL-650G is designed for users who want premium efficiency, silent operation, and long-term reliability in a compact 650W form factor. It delivers excellent power stability for gaming and productivity systems while maintaining extremely low noise levels.
With ATX 3.1 readiness, Cybenetics-certified efficiency, and high-quality Japanese components, it offers a refined and future-ready power solution for demanding modern builds.