80 PLUS Platinum
Pure White Chassis & 135mm Fan1 / 4
100% Chroma ATE Tested

Rampage GX1250 Platinum

GX1250 (1250W Platinum)
80 PLUS Platinum · 1250W · ATX 3.0 / PCIe 5.0 · White EditionIntel ATX 3.1 & PCIe 5.1SendustCore™ Active PFCOEM / ODM Available

Heavy-duty 1250W 80 PLUS Platinum certified fully modular power supply in pure white finish, featuring native 12VHPWR PCIe 5.0 support, 105°C Japanese capacitors, and 135mm FDB fan.

Product Specifications

Full breakdown (12 specs) ↓
Rated output
1250 W continuous
Efficiency tier
80 PLUS Platinum (≥92% typical efficiency)
Topology
Active PFC + Full-Bridge LLC + DC-DC
Standard
Intel ATX 3.0 / PCIe 5.0 Ready
AC input range
100 – 240 V AC (Full Range global input)
Cooling fan
135 mm Fluid Dynamic Bearing (FDB) fan
Modularity
Full Modular (embossed white ribbon cables)
Protection suite
OVP, UVP, OCP, OPP, SCP, OTP
Capacitors
100% Japanese 105°C industrial capacitors
Dimensions
150 mm x 150 mm x 86 mm (compact 150mm depth)
PCIe 5.0 connector
Native 12VHPWR (16-Pin) up to 600W
Chassis color
Pure White Edition

Platform overview

Designed around the brief.

Built to rigorous industrial standards with verified thermal dynamics, precision topology control, and high-efficiency power delivery engineered for heavy compute demands.

Efficiency

≥90%

80 PLUS Gold certified

Transient

≤50 µs

Fast recovery response

Protection

9-Fold

Hardware safety suite

Reliability

>100k h

MTBF industrial rating

OEM / ODMTailored Program Support

Custom wattage bins (550W–1050W), bespoke cable harness lengths, custom fan curves, and private label chassis grilles available for enterprise orders.

Inquire for custom platform specs

80 PLUS Platinum certified efficiency achieving ≥92% power conversion with minimized heat and electrical losses

Configuration and availability require confirmation for the final product program.

Intel ATX 3.0 and PCIe 5.0 compliant with native 12VHPWR 16-pin cable delivering up to 600W to next-gen GPUs

Configuration and availability require confirmation for the final product program.

Robust 1250W continuous output designed for intensive gaming, content creation, and deep learning workstations

Configuration and availability require confirmation for the final product program.

100% premium Japanese 105°C capacitors guaranteeing long-term durability and ultra-low ripple voltage

Configuration and availability require confirmation for the final product program.

135mm Fluid Dynamic Bearing (FDB) fan providing high static pressure airflow with whisper-quiet acoustic profile

Configuration and availability require confirmation for the final product program.

Full-bridge LLC resonant architecture with DC-DC synchronous rectification for rock-solid rail stability

Configuration and availability require confirmation for the final product program.

Stunning pure white enclosure with matching white embossed modular cables for clean, unified white PC builds

Configuration and availability require confirmation for the final product program.

Full industrial-grade circuit protections: Over Voltage, Under Voltage, Over Current, Over Power, Short Circuit, Over Temperature

Configuration and availability require confirmation for the final product program.

Architecture & Hardware Showcase

Precision engineering, inside and out.

Direct view into component selection, structural PCB layout, and thermal topology.

Rampage GX1250 White Main View
Engineering view 01

Pure White Chassis & 135mm Fan

Pristine white housing with stylized diagonal intake grille and 135mm FDB fan.

Rampage GX1250 Modular Interface
Engineering view 02

Modular Backplane

White modular panel featuring dedicated PCIe 5.0 12VHPWR connection.

Rampage GX1250 Cable Suite
Engineering view 03

White Modular Cable Set

Complete set of flexible embossed white cables designed for white-themed builds.

Rampage GX1250 Rear View
Engineering view 04

Ventilation & Power Switch

Rear honeycomb ventilation mesh with AC power switch.

Structured data

Specifications

The Rampage GX1250 Platinum edition delivers high-efficiency power delivery in an elegant pure white chassis. Achieving 80 PLUS Platinum certified efficiency (≥92%), this 1250W platform is engineered for high-performance gaming rigs, AI workstations, and creative workstations. Conforming to Intel ATX 3.0 and PCIe 5.0 specifications, it includes a dedicated 16-pin 12VHPWR cable delivering up to 600W to next-generation GPUs. Built with 100% Japanese 105°C capacitors, full-bridge LLC resonance, and DC-DC conversion, it features an ultra-quiet 135mm Fluid Dynamic Bearing (FDB) fan.

Rampage GX1250 Platinum Engineering Datasheet

PDF · Mechanical dimensions & pinouts

Manufacturing & Test Standards

  • Chroma 8000 automated test validation
  • 100% Hi-Pot & thermal burn-in tested
  • Intel ATX 3.1 & PCIe 5.1 native certification
  • Taiwan / Japanese 105°C primary capacitor tier

Need custom voltage tolerances, custom cable harnesses or compliance records? Contact our power engineering team →

Rated output
1250 W continuous
Efficiency tier
80 PLUS Platinum (≥92% typical efficiency)
Topology
Active PFC + Full-Bridge LLC + DC-DC
Standard
Intel ATX 3.0 / PCIe 5.0 Ready
AC input range
100 – 240 V AC (Full Range global input)
Cooling fan
135 mm Fluid Dynamic Bearing (FDB) fan
Modularity
Full Modular (embossed white ribbon cables)
Protection suite
OVP, UVP, OCP, OPP, SCP, OTP
Capacitors
100% Japanese 105°C industrial capacitors
Dimensions
150 mm x 150 mm x 86 mm (compact 150mm depth)
PCIe 5.0 connector
Native 12VHPWR (16-Pin) up to 600W
Chassis color
Pure White Edition

PC Power Supply Engineering

PC Power Supply OEM/ODM & Technical Support

Direct technical & commercial access for desktop, gaming rig, and workstation power supplies. Discuss wattage sizing (550W–1050W), ATX 3.1 & 12V-2x6 GPU delivery, modular cabling, and PC chassis compatibility with our engineering team.

ATX 3.1 & 12V-2x6 FAE SLA

Direct FAE evaluation for GPU transient spikes (200% excursion), 12V-2x6 cable clearance, and motherboard 24-pin compatibility within 24 hours.

PC Bench-Test Samples

Golden engineering units shipped in 3–5 days to validate PC chassis mounting, FDB fan acoustic profiles, and GPU power delivery under real loads.

Custom Cables & PSU Housing

Custom embossed/braided modular cables, customized casing finishes (Black/White), branded fan grilles, and bilateral NDA protection.

Chroma 8000 & 80 PLUS Logs

Complete ATE automated test reports (ripple <30mV, voltage regulation <±1.5%), cross-load efficiency curves, thermal imaging, and 3D CAD STEP files.

PC Power Supply Project Roadmap

  1. 1
    Platform & Wattage Selection: Choose standard wattage (550W–1050W), modular format (Full/Semi/Direct), or custom embossed cable lengths.
  2. 2
    Chassis & GPU Compatibility Review (<24h): Our FAEs verify 140mm chassis depth fitment, 12V-2x6 thermal safety, and thermal airflow curves.
  3. 3
    EVT Prototype & Bench Test: Receive working samples for system smoke test & motherboard validation, followed by mass production.
Need urgent desktop PC or server PSU engineering support?Fast Track

For urgent PC system integration, gaming rig bids, or high-volume PSU orders, contact our power supply engineering team via larry@encon.ltd for immediate assistance.

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Downloads

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