Thermalright TR‑SG850S 850W PSU — Efficient 80+ Gold Power Supply Unit
The Thermalright TR‑SG850S 850W PSU is a high‑performance power supply designed to deliver stable and efficient power for modern gaming desktops and productivity builds. With its 80+ Gold efficiency rating, this unit ensures reduced energy waste and consistent performance for demanding components. The focus keyphrase Thermalright TR‑SG850S 850W PSU is naturally integrated throughout this description to support strong SEO relevance.
Strong Power Delivery and Protection
This TR‑SG850S power supply provides a continuous 850 watts of power with an 80 PLUS Gold certification, meaning it can maintain energy efficiency of up to approximately 90% under typical loads. The unit includes multiple safety protections—including OVP, OCP, SCP, OTP, and UVP—to safeguard your system against voltage fluctuations and electrical faults.
Effective Cooling and Durable Design
Equipped with a 120 mm cooling fan, the Thermalright 850W PSU keeps internal temperatures under control, maintaining quiet operation even under moderate-to‑heavy workloads. Its standard ATX form factor and fixed cables ensure compatibility with a wide range of cases and configurations without complicated installations.
Ideal for Gaming and High‑Performance Builds
This PSU is well‑suited for gaming rigs, creative workstations, and everyday desktops that use mid‑to‑high‑end CPUs and GPUs. Its reliable power delivery and efficient performance help reduce overall system heat output and support stable operation during long sessions.
SPECIFICATIONS
- Brand: Thermalright
- Model: TR‑SG850S 850W
- Wattage: 850W Continuous Output
- 80 PLUS Efficiency: Gold (≈90% typical)
- Form Factor: ATX
- Modular: Non‑Modular (Fixed Cables)
- Fan Size: 120 mm
- Input Voltage: 100‑240 VAC
- Input Frequency: 50‑60 Hz
- Operating Temperature: 0‑40 °C
- MTBF: >100,000 Hours
- Protections: OVP, OCP, SCP, OTP, UVP, OPP
- Connectors:
- ATX 24‑pin
- EPS CPU connectors
- PCIe GPU connectors
- SATA Power
- Molex (standard power connectors)
- Dimensions: ~150 mm x 140 mm x 86 mm




