MSI MAG A1250GL PCIe5 1250W 80+ Gold Fully Modular PSU – ATX 3.1

The MSI MAG A1250GL PCIe5 is a 1250W high-performance power supply unit built to power next-generation gaming rigs and workstations. With its 80+ Gold certification, it delivers up to 90% efficiency, ensuring stable power delivery while minimizing energy loss and heat output.

This PSU fully supports the ATX 3.1 standard and PCIe 5.0, including the latest 12VHPWR connector, making it ideal for powering modern high-end GPUs such as the NVIDIA RTX 40 series. Its fully modular design ensures clean cable management and optimal airflow, while also making installation flexible and hassle-free.

Equipped with premium Japanese capacitors and industrial-grade protections (OCP, OVP, OPP, OTP, SCP, UVP), the MAG A1250GL PCIe5 ensures maximum durability and safety. The 135mm fluid dynamic bearing (FDB) fan keeps the PSU cool and quiet, even under heavy loads.

With its massive 1250W output, next-gen readiness, and premium build quality, the MSI MAG A1250GL PCIe5 is the perfect PSU for enthusiasts, content creators, and extreme gaming builds.

⭐ Key Features

• 1250W PSU – ideal for extreme gaming PCs & workstations

• 80+ Gold certified – up to 90% efficiency under typical load

• ATX 3.1 & PCIe 5.0 ready – supports the latest CPU & GPU platforms

• 12VHPWR connector – built for RTX 40 series and future GPUs

• Fully modular cabling – clean builds and easy installation

• Premium Japanese capacitors – long-lasting reliability

• 135mm FDB cooling fan – quiet and efficient cooling

• Multi-safety protections: OVP, OCP, OPP, SCP, OTP, UVP

⚙️ Specifications

• Model: MSI MAG A1250GL PCIe5

• Wattage: 1250W

• Efficiency: 80+ Gold (up to 90%)

• Form Factor: ATX 3.1

• PCIe 5.0 Support: Yes (with 12VHPWR connector)

• Cabling: Fully modular

• Cooling: 135mm Fluid Dynamic Bearing (FDB) fan

• Protections: OVP, OCP, OPP, OTP, SCP, UVP

• Capacitors: Japanese capacitors

• Dimensions: ~150 × 150 × 86mm

• Warranty: 10 Years (region dependent)