Solid State · 400Hz
930kVA 3-Phase 400Hz Centralised Aircraft Ground Power Unit
- Output: 115V / 200V AC 400Hz
- Cooling: Forced Air / Heavy-Duty
- Application: Commercial Apron / Hangar MRO
Direct Factory Solutions
Mission-Critical GSE & Precision Power Supplies for Phnom Penh Fleet Operations
From line-maintenance apron servicing at Phnom Penh International Airport (PNH) and Techo International Airport (TIA) to high-precision avionics overhaul labs and electro-chemical plating facilities, our ISO 9001 certified manufacturing delivers uncompromising electrical reliability.
Portable DC GPU
Portable 28.5V DC Ground Power Unit (100A–500A Engine Start)
- Output: 28.5V DC Adjustable
- Architecture: High-Current IGBT Switched
- Application: Turboprop & Helicopter Servicing
Triple Output
Triple-Output 28.5V DC Continuous & Peak Jet Engine Starter
- Current: 100A–600A Dual Independent
- Regulation: ≤1% Line & Load Stability
- Application: Regional Airline Fleet Turnaround
Static Converter
40kVA–500kVA Solid-State 50Hz to 400Hz Frequency Converter
- Input/Output: 380V 50Hz to 115/200V 400Hz
- Harmonics: THD < 2.5% Pure Sine Wave
- Application: Avionics Diagnostic Benchmarking
Hangar Maintenance
45kVA 3-Phase Input to Single-Phase 400Hz Hangar Converter
- Conversion: 3-Phase 50Hz to 1-Phase 400Hz
- Enclosure: IP54 Sealed Cabinets with Filters
- Application: Radar, Instrument & Flight Bay Check
Single Phase GPU
Single-Phase 220VAC to 28.5VDC 200A Maintenance GPU
- Power: 5.7kW Continuous Regulated DC
- Portability: Heavy-Duty Swivel Castor Chassis
- Application: Flight Academy & VIP Charter Hangars
6000A Water-Cooled
75kW Water-Cooled 12V/15V 6000A High-Frequency Plating Rectifier
- Rating: 12V/15V · 5000A/6000A · 75kW
- Cooling: Deionized/Closed-Loop Water Heat Exch.
- Application: Landing Gear Hard Chrome & Cadmium Plating
Aviation Surface Finish
150V 50A Titanium Alloy Anodizing & Passivation Power Source
- Mode: Precision Constant Current / Pulse Ramp
- Control: PLC / RS485 Modbus Automated Integration
- Application: Turbine Blade & Airframe Component Anodizing
Engineering Cambodian Ground Support Infrastructure: Addressing The Climatic & Electrical Mandates of Phnom Penh
Aviation ground infrastructure within Cambodia is undergoing an unprecedented modernization cycle. With the major infrastructure developments surrounding Phnom Penh—including the high-capacity operations transitioning to the Techo International Airport (TIA) and continued heavy commercial operations at Phnom Penh International Airport (PNH)—ground support equipment (GSE) procurement has transcended basic generic machinery sourcing. Today, Cambodian ground handling companies, maintenance, repair, and overhaul (MRO) hangars, and regional flight operations require precision power conversion units designed specifically to counter equatorial atmospheric challenges and regional utility grid instabilities.
Phnom Penh presents a severe operational baseline for static frequency converters and direct current aircraft ground power units: ambient surface tarmac temperatures frequently exceed 42°C during peak dry-season afternoons, combined with relative humidity levels exceeding 85% during monsoon periods. Conventional rotary motor-generator sets (diesel or grid-driven rotary converters) degrade rapidly under these conditions, suffering from stator insulation breakdown, premature bearing seizure due to airborne dust particulate accumulation, and thermal derating. Fenvix solid-state static converters and switched-mode DC power units solve these issues through ruggedized engineering, IP54 isolated electrical compartments, modular IGBT design, and closed-loop thermal heat exchange architectures.
Apron & Turnaround Gate Servicing
Modern narrow-body and wide-body airliners (Airbus A320/A321neo and Boeing 737/787) transiting Phnom Penh demand pristine 115V/200V 400Hz AC electrical power during 45-minute turnaround windows. Fenvix solid-state static frequency converters deliver rapid transient recovery (<10ms for 100% step loads) to safely power cockpit avionics, cabin ventilation systems, and galleys without risking costly on-board auxiliary power unit (APU) jet fuel burn, significantly cutting local ground emissions.
MRO Avionic Calibration Hangars
Inside airframe maintenance bays near Phnom Penh, precision electronic instrumentation checks necessitate power profiles that eliminate parasitic electromagnetic interference. Our 400Hz static units provide an ultra-clean sine wave with Total Harmonic Distortion (THD) under 2.5%, galvanic electrical isolation between input grid and aircraft output, and zero electrical ripple crosstalk into sensitive weather radars and navigation suites.
Electroplating & Refurbishment Depots
Aviation maintenance requires continuous corrosion treatment, hard chrome resurfacing of landing gear hydraulics, and titanium alloy anodizing. Our 75kW–300kW high-frequency, water-cooled rectifiers operate with 90%+ electrical efficiency. Closed-loop water cooling protects sensitive power electronics from the acidic, humid vapors omnipresent in plating environments across Southeast Asia.
Emerging Procurement & Operational Trends Shaping Cambodian GSE Demands
1. Shift Toward Solid-State Apron Electrification: Historically, regional GSE operators in Cambodia relied on diesel-powered cart GPUs. With fuel costs rising and stricter airport carbon baselines enforced across the ASEAN Civil Aviation agreements, Phnom Penh operators are actively transitioning to centralized electrical ground power networks and electric mobile solid-state GPUs that cut operational maintenance by over 60% compared to internal combustion generators.
2. Resilience Against Utility Grid Voltage Sags: Industrial feeders supplying facilities around Kandal and Phnom Penh can experience frequent transient voltage fluctuations, sag events during heavy factory loading, and brownout risks during torrential storms. Fenvix GSE features wide input tolerance (380V ± 15% standard, configurable to ±20%) combined with ultrafast DSP control, ensuring uninterrupted, surge-free aircraft power delivery.
3. Demand for Turnkey Factory Direct Customization: Local engineering teams in Cambodia require custom trailer hitches, local tropicalization treatment on PC boards (conformal anti-fungal, moisture-proof acrylic coating), and dual-voltage output configurations (such as 28.5V DC and 115V AC 400Hz integrated on a single chassis) that catalog distributors cannot fulfill. Direct collaboration with our Guangdong factory bridge this gap seamlessly.
Guangdong Factory Benchmark
Direct-From-Manufacturer Value: Why Aviation Leaders Choose Fenvix
Operating from our modern manufacturing center in Guangdong since 2013, we eliminate the intermediary trading markup while giving buyers direct engineering control over schematics, cooling profiles, and testing certifications.
Complete In-House Fabrication
We do not outsource fundamental sheet metal or busbar fabrication. CNC plate shearing, precision punching, structural frame milling, and heavy-gauge copper busbar bending are executed within our 3,000m² facility, ensuring high structural integrity and strict dimensional tolerances for containerized shipping to Cambodia.
Zero Minimum Order Quantity (MOQ: 1)
Whether you require a single 28.5V DC unit for an avionics repair shop at Phnom Penh International or an entire turnkey array of 930kVA apron frequency converters for a newly commissioned terminal, Fenvix supports both pilot evaluation units and large-scale fleet deployments without punitive MOQs.
Multi-Stage Burn-In & Quality Control
Every industrial rectifier and 400Hz frequency converter undergoes incoming component screening, automated sub-assembly testing, and a rigorous 24-to-72 hour dynamic burn-in under heavy resistive-inductive load banks. Oscilloscope calibration certificates are included with all export crates.
Audited Quality Assurance Engineered for Export Reliability
Guangdong Fenvix Technology Co., Ltd. operates under full ISO 9001:2015 Quality Management certification, verified by independent third-party assessments including TÜV Rheinland. For overseas aviation operators in Southeast Asia, equipment failure during commercial flight windows is not an option.
Our integrated manufacturing line pairs high-grade Infineon/Fuji IGBT modules with custom nanocrystalline transformer cores, providing high energy conversion efficiency (typically >90%) while minimizing internal heat buildup.
- Electrical Galvanic Isolation: Heavy-duty input/output isolation transformers shield aircraft avionics from grid disturbances.
- Tropicalized Conformal Coating: Multi-layer PCB protection resists tropical mold, electrolytic salt corrosion, and persistent monsoon dampness.
- Real-Time Digital Remote Control: Standard RS485 Modbus, Ethernet, and 0–10V/4–20mA analog interfaces for centralized BMS integration.
ISO 9001
TÜV On-Site Verified
Procurement Engineering Help
Frequently Asked Questions: Sourcing GSE & Aviation Rectifiers for Phnom Penh
Clear technical guidance compiled by our lead power engineers to streamline specification reviews, import logistics, and equipment commissioning in Cambodia.
What parameters are needed to size a 400Hz frequency converter for aircraft servicing in Phnom Penh?
To size your system correctly, our engineers need: the input grid parameters (typically 380V/400V 3-phase, 50Hz in Cambodia); required output capacity in kVA (e.g., 45kVA for small hangars, 90kVA–180kVA for narrow-body aircraft, or up to 930kVA for centralized multi-gate aprons); required output cable run length (to compute line drop compensation settings); and deployment type (fixed floor-mounted cabinet, under-bridge apron mount, or mobile towable trailer).
How do Fenvix aircraft GPUs withstand Phnom Penh's extreme heat and monsoon humidity?
All GSE units intended for tropical Southeast Asian deployment feature our Tropicalization Package: triple-coated anti-fungal conformal protection on electronic PC boards, IP54-rated ingress protection for external vent pathways, oversized heat sinks with smart-modulating cooling fans, and optional internal anti-condensation dehumidifying heaters that automatically activate when ambient humidity crosses critical thresholds during monsoon shutdowns.
Can you supply both 28.5V DC and 115V AC 400Hz power from a single chassis?
Yes. Fenvix specializes in non-standard custom integration. We manufacture combined dual-output Ground Power Units equipped with independent transformer/rectifier stages. This enables flight line maintenance crews to support turboprop aircraft (such as ATR-72s frequently operating domestic Cambodian sectors) requiring 28.5V DC alongside larger regional jets requiring 115V 400Hz AC power from a single mobile apron platform.
Why choose high-frequency water-cooled rectifiers over air-cooled units for aviation component electroplating?
Aviation overhaul shops handling hard chrome, cadmium, or nickel plating generate aggressive chemical vapors containing chlorine, acids, and airborne metal salts. Air-cooled rectifiers draw these caustic vapors directly across internal circuit boards and power modules, causing rapid corrosion. Water-cooled rectifiers (such as our 12V 6000A systems) seal all internal IGBT modules in an airtight cabinet, transferring heat via an external closed-loop chiller, thereby multiplying unit longevity by 3 to 5 times.
What international standards and safety certifications do Fenvix GSE power supplies meet?
Our equipment is manufactured under strict ISO 9001:2015 quality oversight. Our aviation ground power converters are engineered in accordance with international aerospace power compliance standards, including DFS400, ISO 6858, MIL-STD-704F electrical interface requirements, and European CE conformity (LVD and EMC directives). Complete third-party factory inspection reports (TÜV Rheinland audited) are provided prior to export packing.
What are the typical shipping lead times and delivery terms from Guangdong to Phnom Penh?
Standard lead times for custom-configured GSE power units range between 15 to 25 business days. We offer flexible Incoterms including FOB Guangzhou/Shenzhen, CIF Sihanoukville Port, or turnkey DDP Phnom Penh (handling sea freight, customs clearance, and overland transport to your hangar facility). For emergency repair parts and avionic testing modules, accelerated air cargo directly to Phnom Penh International Airport is available.
Modernize Your Aviation Ground Infrastructure with Factory-Direct Engineering
Consult directly with our power systems team. We provide rapid schematic validation, thermal modeling, and cost-efficient quotations within 24 hours to accelerate your procurement schedule.
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