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GameMax GX-850 PRO power supply unit 850 W 20+4 pin ATX ATX Black

Name: GameMax GX-850 PRO power supply unit 850 W 20+4 pin ATX ATX Black
Brand: GameMax
SKU: 43121619643

by GameMax

£65.39from 2 retailers

GTIN06931858767521

EAN6931858767521

MPNPSUGMXGX850PRO

Prices updated 21 Jul 2026

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Product Description

ATX3.1 & PCIe5.1 ready with 12V-2*6 connector. LLC MPS1213 Chipset optimizes LLC resonant circuit for high efficiency at all loads. UP3861 Chip ensures stable 3.3V and 5V outputs with reduced ripple noise. MPS6924 Chip boosts efficiency via optimized synchronous rectification. 105℃ Japanese bulk capacitors ensure long life and stable output. Quiet, temperature-controlled axial fan for efficient cooling. Seven protection levels: OTP, OCP, SCP, OVP, UVP, OPP, SIP. Black flat copper output cables for efficient power delivery. SMT-produced components for fast heat dissipation and stability. 850W 80 Plus Gold ATX3.1 PCIe5.1 power supply with PCIe5.1 12V-2*6 connector for direct RTX™ 40 Series GPU connection, minimizing current loss.. Power. Power protection features. Over current, Over power, Surge & inrush protection (SIP), Under power. Hold time. 10 ms. Efficiency. 87%. Max output current (+5Vsb). 2.5 A. Max output current (-12V). 0.3 A. Max output current (+5V). 20 A. Max output current (+12V). 70 A. Max output current (+3.3V). 20 A. Combined power (+5Vsb). 12.5 W. Combined power (-12V). 3.6 W. Combined power (+5V). 100 W. Combined power (+12V). 840 W. Combined power (+3.3V). 100 W. Power Factor Correction (PFC) type. Active. Power factor. 0.99. Maximum input current (@220V). 5 A. Maximum input current (@110V). 10 A. Input current. 10 - 5 A. AC input frequency. 50/60 Hz. AC input voltage. 100 - 240 V. Total power. 850 W. Ports & interfaces. Cabling type. Fully-Modular. CPU power cable length. 15 cm. CPU power connector (4+4 pin). Yes. PCI Express power connectors (6+2 pin). 4. SATA power cable length. 500,650,800 mm. Number of PATA power connectors. 3. Number of SATA power connectors. 6. Motherboard power cable length. 65 cm. Motherboard power connector. 20+4 pin ATX. Performance. Mean time between failures (MTBF). 100000 h. Noise level. 25 dB. ATX version. 3.1. 80 PLUS certification. 80 PLUS Gold. Power supply unit (PSU) form factor. ATX. Purpose. PC. Design. On/off switch. Yes. Number of fans. 1 fan(s). Fan diameter. 13.5 cm. Cooling type. Active. Product colour. Black. Operational conditions. Operating temperature (T-T). 0 - 40 °C. Certificates. Compliance certificates. CB, CE, Federal Communications Commission (FCC), cTUVus. Weight & dimensions. Height. 85 mm. Depth. 150 mm. Width. 160 mm. Packaging data. Package type. Box

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