FSP MEGA-1200GM 1200W 80+ Gold ATX 3.1 Fully Modular PSU
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FSP MEGA-1200GM 1200W ATX 3.1 PSU with 80+ Gold / Cybenetics Gold efficiency. Fully modular, native 12V-2×6 PCIe, 135mm FDB fan, eco semi-fanless mode. Full protections, 10-year warranty. Ideal for high-end gaming PCs.
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The FSP MEGA-1200GM is a premium 1200W power supply unit compliant with the latest ATX 3.1 standard, featuring native support for the PCIe 12V-2×6 connector essential for modern high-power GPUs. Certified 80 PLUS Gold and Cybenetics Gold for excellent efficiency (≥90% at typical loads), it minimizes heat and power waste while delivering stable performance even under heavy loads.
Fully modular design with flat embossed cables simplifies cable management and airflow. Equipped with a quiet 135mm Fluid Dynamic Bearing (FDB) fan and eco semi-fanless switch for zero RPM operation below 50% load (<15 dB(A) noise). Built with 105°C Japanese capacitors and comprehensive protections: OCP, OVP, OPP, SCP, UVP, OTP, SIP, NLO. Backed by a 10-year warranty.
- ATX 3.1 / PCIe 5.0 ready with 12V-2×6 connector
- Single +12V rail for maximum stability
- Supports up to 50°C operation
- Off-Wet/Dust/Stain conformal coating for durability
- Top-tier LLC + DC-DC topology
| Total Power | 1200 W |
| Efficiency | 90% at typical load |
| 80 Plus Certification | 80 PLUS Gold |
| Cybenetics Certification | Gold (Lambda A++) |
| Form Factor | ATX 3.1 |
| Modularity | Fully modular |
| Fan | 135mm Fluid Dynamic Bearing (FDB), 1 fan |
| Color | Black |
| Dimensions (bare unit) | 150 x 150 x 86 mm |
| ATX Version | 3.1 |
| EPS Version | 2.91 |
| PCIe Connectors | 1x 12V-2x6 (native PCIe 5), multiple 8/6-pin (typically 4-6x) |
| EPS Connectors | 2x 4+4pin EPS/ATX12V |
| Protections | OCP, OVP, SCP, OPP, UVP, OTP, SIP, NLO |
| Capacitors | 105°C Japanese bulk |
| Fan Control | Eco semi-fanless switch (Zero RPM <50% load) |
| Warranty | 10 Years |
| Operating Temperature | Up to 50°C |
