Corsair RMe Series RM1200e 1200W 80Plus Gold Fully Modular Power Supply CP-9020258-NA

Introducing the Corsair RMe Series RM1200e 1200W 80Plus Gold Fully Modular Power Supply (CP-9020258-NA) — a purpose-built foundation for high-performance, modern PC builds. Engineered by Corsair and PC Builder Rated for real-world reliability, the RM1200e delivers clean, efficient power in a compact, installer-friendly package. With ATX 3.1 and PCIe 5.1 compliance, this fully modular 1200W unit is ready to support today’s demanding GPUs and tomorrow’s upgrades while keeping cable clutter to a minimum and system acoustics pleasantly low.

Benefits

• Uncompromising efficiency: 80 PLUS Gold certification translates to less wasted energy, lower operating temperatures, and a more stable power delivery under load — all of which improve system responsiveness and component longevity.
• Cleaner builds, better airflow: Fully modular cabling means you connect only the cables you need, eliminating excess bulk and improving internal airflow for cooler, quieter operation.
• Future-ready compatibility: ATX 3.1 and PCIe 5.1 compliance ensure seamless integration with the latest motherboards and graphics cards, including high-end GPUs that demand robust, stable power.
• Quiet performance: Designed for low-noise operation, the RM1200e keeps acoustic impact to a minimum so your gaming, streaming, or creative workload remains the focus.
• Builder-friendly reliability: Tailored for PC builders, this PSU balances powerful output and practical features to simplify installation and system maintenance.

Key features

• High-capacity 1200W output

Ideal for multi-GPU-class GPUs, overclocked CPUs, and high-core-count systems, the RM1200e supplies a solid 1200 watts of continuous power to keep even power-hungry configurations stable under sustained load.

• 80 PLUS Gold efficiency

Delivering excellent electrical efficiency across typical load ranges, the PSU reduces energy waste and heat output, improving overall system thermal performance and electrical stability.

• Full modular design with versatile PCIe support

The fully modular cable set streamlines cable management and flexibility. Includes multiple PCIe connections — 4 x 6+2-pin and 1 x 12+4-pin — allowing adaptable power routing for a wide range of GPU layouts and connector standards. Five universal 8‑pin connectors accommodate modern GPU power requirements without clutter.

• ATX 3.1 and PCIe 5.1 compliance

Built to support the latest standard specifications, the RM1200e ensures compatibility with contemporary motherboards and next-generation graphics cards, offering headroom for system upgrades and future component compatibility.

• Low-noise engineering and thermal control

Thoughtful design prioritizes quiet operation during everyday use and under load. Efficient cooling and optimized internal layout keep acoustic levels down while maintaining reliable temperature regulation for long-term system stability.

Summary

The Corsair RMe Series RM1200e is a premium, builder-focused PSU that balances high wattage, modern compliance, and modular convenience. Whether assembling a high-end gaming rig, a creative workstation, or a future-proof upgrade, this 1200W, 80 PLUS Gold unit provides the power, efficiency, and cable management flexibility you need. With broad PCIe support and ATX 3.1/PCIe 5.1 readiness, the RM1200e is a reliable core for sophisticated systems that demand quiet, efficient, and stable electrical performance. MPN: CP-9020258-NA.