SPECIFICATIONS

The Redragon RGMS-1200W PRO is a high-wattage ATX 3.1 / PCIe 5.1-ready power supply aimed at modern gaming PCs using high-end GPUs (RTX 40/50 series class systems). It is positioned as a budget-to-midrange “future-proof” 1200W PSU with full modular cabling and 80+ Gold efficiency.

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🔑 Key Features

⚡ 1200W Power Output

• Rated output: 1200 Watts
• Designed for:
  • High-end gaming PCs
  • Multi-drive + high-power GPU builds
  • Future GPU upgrades (RTX 5080 / 5090 class)

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🌟 80+ Gold Efficiency

• Certified 80 Plus Gold
• Improves:
  • Power efficiency (~87–90% typical load range)
  • Lower heat output
  • Reduced electricity waste

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🔌 ATX 3.1 + PCIe 5.1 Support

This is the main selling point:

• ATX 3.1 compliant
• PCIe 5.1 ready
• Includes support for:
  • 12V-2x6 GPU connector (new standard replacing 12VHPWR)

👉 Why it matters:

• Safer GPU power delivery
• Better handling of sudden GPU power spikes
• Native support for modern NVIDIA GPUs (no adapters required in most cases)

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🧩 Fully Modular Design

• All cables are detachable
• Includes:
  • 24-pin motherboard cable
  • CPU EPS cables (4+4 / dual support)
  • PCIe GPU cables
  • SATA + Molex

Benefits:

• Cleaner cable management
• Better airflow
• Easier installation

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🔇 Cooling & Noise

• 120mm fluid dynamic bearing fan
• Smart ECO / Zero RPM mode (fan stops at low load)
• Fan activates under higher thermal load (~50–60°C range)

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🧠 Internal Design Claims

According to manufacturer specs:

• LLC resonant design + DC-DC conversion
• 100% Japanese capacitors (claimed)
• Stable multi-rail protection system (OCP/OVP/UVP/SCP)

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👍 Strenghts

• High 1200W capacity for future GPU builds
• Native ATX 3.1 / PCIe 5.1 support
• Fully modular cables
• 80+ Gold efficiency
• Zero RPM mode for quiet idle operation
• Strong feature set for the price tier

80 PLUS Certification: Gold

Application: Desktop

Brand Name: REDRAGON

High-concerned chemical: None

Model Number: PSU1K2-NBB

Modular: Full Modular