Explore our top tier high-reliability electric ground support equipment designed to minimize turnaround times and maximize carbon offset efficiency.
Zero-emission electric chassis lavatory service truck providing waste management and sanitation servicing for narrow and wide-body commercial aircraft.
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Advanced boarding and medical lift vehicle designed for passengers with reduced mobility (PRM) conforming to international IATA AHM safety regulations.
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High-precision dual-fluid heating and spray deicing vehicle ensuring flight readiness under severe sub-zero winter flight operations.
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High-capacity insulated electric catering vehicle equipped with smart obstacle collision avoidance systems for quick ramp galley service.
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Equipped with integrated mechanical and electronic control metering systems, filtration units, and pressure regulating systems.
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Heavy-duty ground power unit offering high-reliability electrical output (180 kVA 400Hz AC) for transcontinental jumbo jets.
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Self-propelled boarding steps engineered with ergonomic safety handrails and precise sensor alignments for passenger safety.
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High-capacity Pre-Conditioned Air Unit supplying optimized heating and cooling airflow directly to stationary aircraft cabins.
View SpecificationIn the contemporary aviation ecosystem, ground operations play a pivotal role in dictating overall airline profitability, turnaround efficiency, and corporate decarbonization objectives. Historically, stationary aircraft relied extensively on their Auxiliary Power Units (APUs) or diesel-powered Ground Power Units (GPUs) to maintain critical electrical loads, cabin lighting, and onboard climate control during gate parking. However, escalating global regulatory mandates and carbon emissions taxation have catalyzed a industry-wide paradigm shift towards electrification.
Running a jet-fueled APU while on the ramp generates substantial quantities of particulate matter (PM2.5/PM10), nitrogen oxides (NOx), and carbon dioxide (CO2). Calculations show that switching from an internal combustion APU to a 400Hz solid-state grid-connected ground power unit reduces direct carbon emissions by up to 90% depending on local power grid metrics, while dropping operating noise from over 100 dB(A) to virtually silent levels (<65 dB(A)).
Commercial aircraft power systems operate strictly under 3-phase, 115V / 200V AC at 400Hz. This configuration is structurally necessary to minimize the weight of the aircraft's internal generators and transformers. Our solid-state ground power units utilize high-performance double-conversion topologies (AC to DC, then DC to high-frequency AC) powered by advanced insulated-gate bipolar transistor (IGBT) modules. This methodology provides near-perfect sine waves with Total Harmonic Distortion (THD) under 2%, which is essential for sensitive onboard avionics found in modern composite fuselage aircraft like the Boeing 787 Dreamliner and Airbus A350.
| Technical Parameter | Solid-State (Static) GPU | Lithium-Ion Battery GPU | Diesel Generator GPU |
|---|---|---|---|
| Output Frequencies | 400Hz AC & 28.5V DC | 400Hz AC & 28.5V DC | 400Hz AC & 28.5V DC |
| Input Supply Requirement | 3-Phase 380V/400V/480V Grid | Autonomous Battery System | Diesel Fuel Tank |
| Power Conversion Efficiency | >94% at Full Load | >92% (Discharge Stage) | ~35% (Thermal Efficiency) |
| Acoustic Footprint | <65 dB(A) at 1 meter | <55 dB(A) at 1 meter | 85 - 95 dB(A) at 7 meters |
| Operating CO2 Emissions | Zero Direct Emissions | Zero Direct Emissions | ~1.8 kg CO2/L Fuel Burned |
Because GPUs must bridge a significant physical distance between the converter unit and the aircraft's receptacle (via heavy 400Hz power cables), voltage drop represents a major engineering hurdle. At 400Hz, inductive reactance is roughly 8 times higher than that of a standard 50Hz grid. Without active compensation, the voltage at the aircraft plug could drop below the critical threshold defined by ISO 6858, causing the aircraft's internal computers to reject the power. Our proprietary Line Drop Compensation algorithm calculates the real-time load current and dynamically scales the inverter's voltage output to ensure a stable 115V AC is maintained at the aircraft receptacle, regardless of cable lengths up to 30 meters.
Airport operators, commercial air carriers, and military air forces have vastly different procurement mandates for ground equipment. For commercial airlines, the primary metric is Total Cost of Ownership (TCO) over a standard 10 to 15-year service life. Standard diesel-powered units demand extensive routine maintenance, including lube oil replacement, injector cleaning, and diesel engine overhauls. In contrast, solid-state systems have no moving mechanical parts, resulting in an estimated 80% reduction in maintenance labor costs.
Furthermore, global airfields are facing strict electrification policies. For example, the European Union's Fit for 55 package calls for a systematic phase-out of fossil-fuel ground equipment, rendering zero-emission GPUs mandatory for tier-1 hubs by 2030. Procuring our solid-state or battery storage GPUs prepares airports for imminent compliance demands, while allowing ground handlers to access green airport grants.
Airports globally are deploying localized microgrids to host green GPUs. The integration of Battery Energy Storage Systems (BESS) inside towable GPUs allows aircraft serving at remote aprons to access 400Hz power without requiring expensive cable trenching projects.
We support comprehensive airport operations through specialized refueling, cargo transport, passenger transit, and deicing units engineered to international standards.
Equipped with custom filtration, high-accuracy flow metering, dynamic fuel pumping, and pressure regulation units.
High-capacity airfield refueler designed for transcontinental commercial passenger aircraft, featuring integrated safety bypass systems.
Medium-duty runway tank refueler offering optimized flow rates and structural compliance under extreme airfield environments.
Specifically engineered for smooth container movement within warehouses and airport cargo storage depots.
Highly maneuversome flatbed dolly unit with multidirectional roller decks to minimize worker handling strain.
7-ton capacity heavy transport dolly with robust multi-directional protection rails to safeguard high-value air cargo.
As the industry moves away from auxiliary engines and conventional fossil fuels, next-generation engineering paradigms are actively reshaping GPU technologies. The future of GSE rests on three key developmental pillars:
Transitioning from traditional IGBTs to Silicon Carbide (SiC) semiconductors yields higher switching frequencies, reduces physical unit sizing, and boosts energy efficiency to over 97% under standard load scenarios.
For remote aprons without electrical infrastructure, hydrogen fuel cells serve as clean energy producers, supplying quiet 400Hz power while outputting only pure water vapor.
Integrated cellular telemetry modules relay unit health, real-time power draw, and predictive diagnostic data directly to centralized airport maintenance control software.
To enable quick turnaround cycles, battery-powered GPUs feature dual CCS1/CCS2 quick-charging inputs. Supporting input power up to 150kW, these units can charge to 80% capacity within 90 minutes. This technology ensures high availability and continuous operation during demanding flight arrivals.
From engineering innovation to global delivery support, we provide reliable solutions to leading global carriers and airport authorities.
Our design and R&D processes utilize scientific analysis and structural modeling to implement safety controls, optimal power conversion, and smart system integration.
Our high-quality units are designed to withstand challenging ramp conditions, ensuring operational reliability and consistent performance in cold and high-humidity climates.
Supported by structured inventory management, supply chain controls, and logistics pathways, we ensure lead times are met and project schedules remain on track.
We provide localized technical assistance, commissioning services, operator training, and field support to maintain operational continuity and equipment uptime.
Whether adapting equipment for military-grade requirements (MIL-STD-704F), configuring extreme sub-zero weather kits for Northern European airports, or upgrading corrosion protection for coastal ramps, our engineers deliver optimized designs to meet your operational requirements.
Our integrated approach spans from conceptual design and structural simulations through to load verification and compliance testing. This comprehensive pipeline supports quick deployment cycles and helps reduce long-term operational costs.
Get answers to technical and operational questions regarding solid-state and battery-powered GPUs.
Our mission is to help airports and ground handlers build dependable fleets, optimize turnaround cycles, and meet sustainability goals. We partner with airport operators and logistics networks to provide high-quality equipment support.
Discover key design features and safety alignments built into modern self-propelled boarding steps.
An in-depth look at how on-board batteries allow GPUs to service aircraft at remote ramps without ground lines.
From deicing to aircraft towing, explore our complete selection of certified GSE solutions built for airport operations.
High-drawbar pull tractor configured with advanced steering and brake safety features for regional aircraft maneuvering.
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Fully enclosed medical boarding truck providing safe lift access to wide-body passenger maindecks.
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Zero-emission battery-powered towable GPU that provides 400Hz frequency conversion for passenger jets at remote aprons.
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Zero-emission electric potable water truck equipped with stainless steel tanks and high-efficiency pumping control systems.
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Heavy-duty towbarless aircraft pushback tractor designed for handling transcontinental commercial wide-body jets.
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Equipped with reliable chassis protection, dynamic pump controls, and certified water-safe pipelines.
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Industrial cargo container dolly with reinforced structural steel chassis and responsive turning axes.
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High-capacity main deck cargo loader featuring hydraulic lifts for rapid container handling.
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Chidge Dolly