Montech CENTURY II 850

The Montech CENTURY II 850 is an ATX-format power supply rated at 850 W with a chassis depth of 140 mm, engineered for modern platforms with support for ATX 3.1 and PCIe 5.1 standards. It comes equipped with a 12V-2x6 (16-pin to 16-pin) cable for next-generation graphics card power connectors. The unit operates across an input voltage range of 100–240 V AC (50–60 Hz, up to 10 A) and provides output rails of +3.3 V at 20 A and +5 V at 20 A with combined power of 100 W, a main +12 V rail at 70.8 A (849.6 W), as well as -12 V at 0.3 A (3.6 W) and +5VSB at 3 A (15 W). The design incorporates Active PFC, Half Bridge LLC, and DC-to-DC conversion using 100% Japanese capacitors. Cooling is delivered by a 135 mm FDB-bearing fan with Smart Zero Fan mode support. The unit is fully modular with flat cable routing: 1×24-pin (20+4), 2×CPU (4+4), four PCIe 6+2 connectors across two cables, 1×12V-2x6 16-pin, eight SATA connectors across two cables, and one four-device Molex cable. Protections include OPP/OVP/UVP/SCP/OCP/OTP. Operating temperature range is 0–50°C. Dimensions are 140×150×86 mm.