Rampage GX1250 Platinum
GX1250 (1250W Platinum)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) ↓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.
≥90%
80 PLUS Gold certified
≤50 µs
Fast recovery response
9-Fold
Hardware safety suite
>100k h
MTBF industrial rating
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 specs80 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.

Pure White Chassis & 135mm Fan
Pristine white housing with stylized diagonal intake grille and 135mm FDB fan.

Modular Backplane
White modular panel featuring dedicated PCIe 5.0 12VHPWR connection.

White Modular Cable Set
Complete set of flexible embossed white cables designed for white-themed builds.

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.
Direct FAE evaluation for GPU transient spikes (200% excursion), 12V-2x6 cable clearance, and motherboard 24-pin compatibility within 24 hours.
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 embossed/braided modular cables, customized casing finishes (Black/White), branded fan grilles, and bilateral NDA protection.
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
- 1Platform & Wattage Selection: Choose standard wattage (550W–1050W), modular format (Full/Semi/Direct), or custom embossed cable lengths.
- 2Chassis & GPU Compatibility Review (<24h): Our FAEs verify 140mm chassis depth fitment, 12V-2x6 thermal safety, and thermal airflow curves.
- 3EVT Prototype & Bench Test: Receive working samples for system smoke test & motherboard validation, followed by mass production.
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.
Downloads
Formal product documents are not yet available.
Ask ENCON for the latest approved datasheet or certification document.