Alimentatore Chieftec PowerPlay 850 W 20+4-Pin ATX PS/2 nero, rosso

The Chieftec PowerPlay 850 W power supply unit delivers a stable 850 W of continuous power for desktop PCs. It supports a wide AC input range of 100–240 V at 47–63 Hz and includes a 20+4 pin ATX motherboard connector. Certified 80 PLUS Platinum, this PSU is engineered for high conversion efficiency and reduced heat generation. The unit features a 140 mm cooling fan, compact housing with dimensions of 150 mm (W) x 160 mm (D) x 86 mm (H), and a cable set that includes a 60 cm motherboard cable plus SATA power cables with 150 mm and 800 mm lengths. The exterior is finished in black with red accents to match gaming or performance-oriented builds.

Advantages

The 80 PLUS Platinum certification ensures high energy efficiency across typical load ranges, lowering wasted energy and helping maintain cooler system temperatures. A 140 mm fan provides effective active cooling while keeping acoustic levels moderate. Compact depth and standard width make the unit compatible with a wide range of PC cases. Multiple cable lengths offer flexibility for tidy cable routing and compatibility with both compact and mid-tower enclosures. The 20+4 pin ATX connector and reliable power delivery support modern motherboards and high-power components.

Suitable for

• High-performance gaming PCs and enthusiast builds
• Workstations that require stable, continuous power for CPUs and GPUs
• Systems where energy efficiency and lower heat output are priorities
• PC builds with constrained space that need flexible cable management

Key specifications

• Total output power: 850 W
• AC input voltage range: 100–240 V
• AC input frequency: 47–63 Hz
• Motherboard power connector: 20+4 pin ATX
• Efficiency certification: 80 PLUS Platinum
• Cooling: 140 mm active fan
• Cable lengths: motherboard cable 60 cm; SATA power cables 150 mm and 800 mm
• Dimensions (W x D x H): 150 x 160 x 86 mm
• Colour: black with red accents
• Weight: 3.41 kg

How to use

Install the Chieftec PowerPlay 850 W into a compatible ATX case following standard PSU mounting points and secure it with supplied screws. Connect the 20+4 pin ATX cable to the motherboard main power socket and route SATA and peripheral cables to drives and other devices as required. Ensure AC input is connected to a properly grounded outlet within the specified 100–240 V range. Verify that airflow in the case is sufficient for the PSU fan intake and exhaust. Perform a power-on test before closing the case to confirm stable system boot and that voltages are within acceptable ranges.

Recommendations

For reliable operation, use a quality power cord and connect the PSU to a surge protector or an uninterruptible power supply (UPS) if your environment has unstable mains. Maintain adequate case airflow, keep dust away from the fan and ventilation openings, and avoid obstructing the fan intake to preserve cooling efficiency and prolong service life.