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Product Code: PSEL-121
MPN #: PA-8G2BB-UK
Tired of unstable power cutting out during intense gaming sessions or demanding workloads? The NZXT Power Supply delivers reliable, high-efficiency electricity to keep your PC running smoothly, whether you’re rendering 4K video or pushing the latest RTX 40-series GPU to its limits. Its fully modular design and quiet operation mean you get clean builds and a silent workspace without compromising performance.
Using this unit feels effortless. The active PFC ensures consistent voltage, so your system stays responsive even under heavy load. The compact 86 mm height frees up space for better airflow, while the top-mounted fan keeps heat away from critical components. You’ll notice smoother frame rates and faster rendering times because the PSU supplies clean, uninterrupted power exactly when it’s required.
A 850 W capacity is perfect for high-end gaming rigs, workstations with multiple GPUs, and custom builds that demand extra headroom. It easily powers the latest RTX 40-series graphics cards, high-core-count CPUs, and numerous storage devices, making it ideal for enthusiasts who want to future-proof their systems.
| Power | |
| Power protection features | Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage |
| Efficiency | 91.7% |
| Max output current (+12V) | 70.83 A |
| Max output current (+3.3V) | 22 A |
| Combined power (+5Vsb) | 15 W |
| Combined power (+5V) | 15 W |
| Combined power (+12V) | 850 W |
| Combined power (+3.3V) | 120 W |
| Power Factor Correction (PFC) type | Active |
| Input current | 10 - 5 A |
| AC input voltage | 100 - 240 V |
| Total power | 850 W |
| Ports & interfaces | |
| Cabling type | Fully-Modular |
| ATX Power connector (24-pin) | Yes |
| CPU power connector (4+4 pin) | Yes |
| PCI Express power connectors (6+2 pin) | 2 |
| Peripheral (Molex) power cable length | 150,500 mm |
| Peripheral (Molex) power connectors (4-pin) | 4 |
| SATA power cable length | 150,500 mm |
| Number of SATA power connectors | 12 |
| Motherboard power cable length | 60 cm |
| Motherboard power connector | 24-pin ATX |
| Performance | |
| Mean time between failures (MTBF) | 100000 h |
| Bearing technology | FDB |
| Noise level | 44.5 dB |
| EPS version | 2.92 |
| ATX version | 3.1 |
| 80 PLUS certification | 80 PLUS Gold |
| Power supply unit (PSU) form factor | ATX |
| Purpose | PC |
| Design | |
| On/off switch | Yes |
| Fan location | Top |
| Fan speed | 0 - 2300 RPM |
| Number of fans | 1 fan(s) |
| Fan diameter | 13.5 cm |
| Cooling type | Active |
| Product colour | Black |
| Operational conditions | |
| Operating temperature (T-T) | 0 - 50 °C |
| Operating temperature (T-T) | 0 - 50 °C |
| Certificates | |
| Compliance certificates | BIS, BSMI, CCC, Federal Communications Commission (FCC), RCM, UKCA |
| Weight & dimensions | |
| Height | 86 mm |
| Depth | 160 mm |
| Width | 150 mm |
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We are retiring PICOPC Products MNHO-073, MNHO-048 and MNHO-043 and they have reached EOL (End Of Life) as we are introducing new products with better technology. We would recommend you to look into MNHO-095. For Untangle, pfSense, OPNsense, Windows 11, Proxmox VE etc. we recommend MNHO-095 whereas for Sophos, Kerio Control and Endian, we would recommend MNHO-069. (A complete list of supported OS can be found in each product's listing)