Description
Overview
The MSI MEG Ai1300P PCIE5 is a high‑capacity ATX 3.1 power supply rated at 1300W and certified 80 PLUS Platinum (up to ~92% efficiency). It features a native 16‑pin PCIe 5 (12VHPWR) connector capable of supplying up to 600W to a single graphics card, full modular cabling and industrial‑grade protections for demanding gaming and workstation systems.
Key features
- 1300W continuous output with short power excursion capability.
- 80 PLUS Platinum efficiency for reduced loss and heat.
- Native PCIe 5 (16‑pin / 12VHPWR) connector (600W) plus multiple 6+2‑pin PCIe outputs for multi‑GPU or adapter use.
- Full modular design with sleeve cables for cleaner builds and easier cable management.
- 120 mm Hydro Dynamic Bearing (HDB) fan for balanced cooling and longevity.
- 100% Japanese 105°C capacitors and active PFC with LLC full‑bridge + DC‑DC design.
Technical details
- ATX standard: ATX 3.1 (fully supported)
- PCIe standard: PCIe 5.1 ready; native 16‑pin PCIe 5 (12VHPWR)
- Efficiency rating: 80 PLUS Platinum (up to ~92%)
- Input: 100–240 V~, 15 A, 50–60 Hz
- Connectors: 1× ATX 20+4 pin, 1× EPS 8‑pin, 1× EPS 4+4, 1× PCIe 16‑pin (12VHPWR), 8× PCIe 6+2, 16× SATA, 4× peripheral (Molex), 1× FDD
- Protections: OCP, OVP, OPP, OTP, SCP, UVP
- Capacitors: 100% Japanese 105°C
- Fan size & bearing: 120 mm, Hydro Dynamic Bearing
- Dimensions (D×W×H): 160 × 150 × 86 mm
- Power excursion: up to 200% (2600W) for 100 μs
This PSU includes software synchronisation with MSI Center for monitoring and configuration when connected to the motherboard USB header. It is designed for modern high‑end GPUs (MSI lists support for Nvidia GeForce RTX 40/50 series) and for builders who want a compact, fully modular ATX 3.1 solution with a native 12VHPWR connector.






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