ASUS TUF Gaming 1200W 80 + Gold Fully Modular ATX 3.1 Power Supply ( 1200W )

The ASUS TUF Gaming 1200W 80 Plus Gold ATX 3.1 fully modular power supply is engineered for high-performance gaming PCs that demand stable, efficient, and durable power delivery. Built around a philosophy of long-term reliability, this PSU incorporates components that have passed stringent military-grade certification standards, giving builders confidence in sustained operation under demanding workloads. At its core, the TUF Gaming 1200W uses TUF-grade capacitors — black metallic units rated with a 52% wider temperature tolerance and a 2.5× longer lifespan compared to standard capacitors. The chokes used throughout the unit carry the same military-grade certification, helping to deliver stable, clean power to the CPU and other components. A conformal PCB coating shields the circuit board against moisture, dust, debris, and corrosion, making it a strong choice for builds in tropical or humid environments. ASUS specifies that the unit can withstand up to 95% humidity with salt fog for up to 240 hours, as well as temperature cycling 40°C to 85°C across 27 cycles. The cooling system features a 135mm Axial-tech fan with dual ball bearings rated for up to 80,000 hours of lifespan — approximately twice that of sleeve bearing alternatives. The fan's smaller hub allows for longer blades and a barrier ring that increases downward airflow, helping maintain low temperatures at reduced RPM for quieter operation. Fully modular etched cables — built from pliable premium material — simplify installation and cable management. These cables are certified to UL1581 and UL758 standards for flame resistance, and operate at temperatures up to 50°C below the safety limit during normal routed use. The upgraded copper-pin PCIe connectors deliver improved thermal conductivity, reducing connector temperatures by up to 12.28°C (a 29% reduction per source data), which benefits high-TDP GPU installations. The ATX 3.1 standard compliance and 80 Plus Gold certification — which indicates up to 92% efficiency — mean reduced heat generation and lower energy waste during operation. Drop testing from 75 cm on all sides and extensive vibration testing further validate the unit's physical resilience. Key Verified Specifications: - Wattage: 1200W - Efficiency Certification: 80 Plus Gold (up to 92% efficiency) - Form Factor: ATX 3.1 - Modular Design: Fully Modular - Fan Size: 135mm Axial-tech with dual ball bearings (rated up to 80,000 hours) - PCIe Connectors (6+2 pin): 3 - SATA Connectors: 5 - Peripheral (4-pin) Connectors: 4 - Warranty: 10 Years - Product Code: TUF-GAMING-1200W-GOLD-ATX-3-1 - PCB Coating: Conformal coating for moisture, dust, and corrosion resistance - Capacitors: TUF 5K black metallic, 52% wider temperature tolerance, 2.5× standard lifespan