MSI MAG A1250GL 1250 Watt ATX 3.1 PCIe 5.1 80 Plus Gold Fully Modular Power Supply
Overview:
The MSI MAG A1250GL 1250W Power Supply is designed for enthusiasts seeking high efficiency, modern power standards, and space-saving performance. MSI MAG A1250GL 1250W Fully compliant with ATX 3.1, MSI MAG A1250GL 1250W includes a native PCIe 5.1 (12V‑2×6) connector to deliver up to 600 W to next-gen GPUs like those in the RTX 40/50 series. MSI MAG A1250GL 1250W Its 80 Plus Gold certification ensures reduced energy waste and lower noise output, while a compact 150 mm depth and flat modular cables make for clean installations in even tighter builds.
Key Features :
High Efficiency: 80 Plus Gold certification ensures ~90% efficiency, keeping heat and power waste low.
Future-Ready Compatibility: ATX 3.1 / PCIe 5.1 ready with a native 12V‑2×6 connector for up to 600 W GPU power.
Compact & Modular Design: 150 mm depth and fully modular cables with clean flat styling for optimized airflow.
Robust Build Quality: Full-bridge LLC + DC‑to‑DC design with active PFC and superior voltage stability.
Advanced Cooling: 135 mm fluid dynamic bearing fan with smart control for quiet operation.
Protection Suite: Includes OVP, OCP, OPP, OTP, SCP, UVP to safeguard your build.
Pass-Through Power Handling: Capable of up to 2500 W for 100 µs to buffer extreme transient draws.
Long-Term Reliability: Backed by a 10-year manufacturer warranty for sustained confidence.
Specification Table:
| Specification | Details |
|---|---|
| Model Name | MSI MAG A1250GL PCIE5 Power Supply |
| Total Power Output | 1250 W |
| Efficiency Rating | 80 Plus Gold (~90%) |
| ATX Compliance | ATX 3.1 |
| PCIe 5.1 Support | Native 16‑pin (12V‑2×6) up to 600 W GPU power |
| Modularity | Fully Modular |
| Cooling | 135 mm Fluid Dynamic Bearing Fan |
| Power Excursion Capacity | Up to 2500 W for 100 µs transient peaks |
| Protection Features | OVP, OCP, OPP, OTP, SCP, UVP |
| Form Factor | ATX (150 × 150 × 86 mm) |
| Capacitors | High-quality Japanese capacitors |
| Warranty | 10 Years |



