Description
Corsair RM1200e 1200W 80+ Gold Fully Modular Black ATX 3.1 Power Supply
CP-9020258-WW
The RM1200e is a compact, fully-modular 1200W PSU with 80 PLUS Gold efficiency, ATX 3.1 & PCIe 5.1 compliance, a Zero RPM fan mode for near-silent operation, and a 7-year warranty. It includes a native 12V-2×6 (PCIe 5.1) GPU cable and multiple 8-pin PCIe leads for high-end graphics cards.
Why It’s a Great Choice
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Perfect for high-end GPUs/CPUs: 1200 W with ATX 3.1 transient headroom and 12V-2×6 support makes it ideal for current and next-gen graphics cards.
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Quiet, efficient power: 80 PLUS Gold + Zero RPM fan mode keeps noise low in everyday use, ramping only when you push the system.
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Tidy, upgrade-friendly builds: Fully modular design reduces clutter and simplifies swaps or future upgrades.
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Long-term reliability: 105 °C Japanese capacitors and a 7-year warranty provide peace of mind for workstation or gaming rigs.
Specifications:
| Category | Details |
|---|---|
| Model / SKU | CORSAIR RMe Series RM1200e — CP-9020258-WW |
| Form Factor | ATX, ATX 3.1 compliant; PCIe 5.1 ready (native 12V-2×6 cable) |
| Total Power | 1200 W |
| Efficiency | 80 PLUS Gold; Cybenetics certified (retailers list Cybenetics Platinum). |
| Cabling | Fully modular (includes native 12V-2×6 GPU cable + multiple 6+2-pin PCIe leads; dual EPS 8-pin, 24-pin ATX) |
| Fan / Acoustics | Low-noise rifle-bearing fan with Zero RPM mode. |
| Capacitors | 100% Japanese electrolytic, 105 °C-rated. |
| AC Input | 100–240 V, 47–63 Hz, 15–7.5 A. |
| DC Rails (Max) | +12 V: 100 A / 1200 W • +3.3 V: 20 A • +5 V: 20 A • +5VSB: 3 A • Total: 1200 W. |
| Dimensions | Compact length chassis (RMe family short-length design). |
| Warranty | 7 Years |





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