Side-by-side
400Hz Ground Power Unit — Diesel-Driven (40/60/90/140/180 kVA), made by MAK Controls & Systems vs Watex Airfield / Runway Marking Removal Vehicle (UHP, supplied by Watex)
Spec comparison for two products on Aviation Souk. Both compete in Ground Support Equipment (GSE).
Ground Support Equipment (GSE)
400Hz Ground Power Unit — Diesel-Driven (40/60/90/140/180 kVA), made by MAK Controls & Systems
by MAK Controls & Systems
Diesel-driven 400Hz ground power unit in five output sizes, built for sustained ramp operations across commercial, military and cargo fleets.
Ground Support Equipment (GSE)
Watex Airfield / Runway Marking Removal Vehicle (UHP, supplied by Watex)
by Watex (Nanjing Watex Tech Co., Ltd.)
UHP truck-mounted water-blasting system purpose-configured for chemical-free removal of airfield runway and taxiway paint markings.
| Cost of ownership | 400Hz Ground Power Unit — Diesel-Driven (40/60/90/140/180 kVA), made by MAK Controls & Systems | Watex Airfield / Runway Marking Removal Vehicle (UHP, supplied by Watex) |
|---|---|---|
| Price tier | — | — |
| Lead time (weeks) | ?–? | ?–? |
| Delivery | — | — |
| Install | — | — |
| GCC airports deployed | 0 | 0 |
| Certifications | 0 | 0 |
Specs
Technical specifications.
| Spec | 400Hz Ground Power Unit — Diesel-Driven (40/60/90/140/180 kVA), made by MAK Controls & Systems | Watex Airfield / Runway Marking Removal Vehicle (UHP, supplied by Watex) |
|---|---|---|
| Output ratings | 40 / 60 / 90 / 140 / 180 kVA | — |
| Output voltage (L-N / L-L) | 115 V / 200 V | — |
| Output frequency | 400 Hz | — |
| Phase configuration | 3-phase 4-wire | — |
| Voltage regulation (steady state) | ±1% | — |
| Transient recovery | ±20% disturbance, recovered within 200 ms | — |
| Total harmonic distortion | <2% | — |
| Power factor | 0.8 lagging | — |
| Engine options | Cummins / Deutz diesel, Tier 4 Final | — |
| Alternator insulation class | Class H | — |
| Mounting configurations | Towable trailer / self-propelled / skid mounted | — |
| Operating pressure (standard markings) | — | 1,500–2,000 bar |
| Maximum pressure (heavy/multi-layer) | — | Up to 3,000 bar |
| Nozzle count per panel | — | 24–42 orifices |
| Water consumption | — | ~22 L/min |
| Vehicle gross weight | — | ~26 tonnes |
| Water tank capacity | — | ~950 litres (250 US gal) |
| Tank material | — | 304 stainless steel, 4 mm |
| Filtration | — | Three-stage, 200 gpm, 1 µm final |
| Diesel engine | — | Cummins or Weichai |
| Control system IP rating | — | IP 65 |
| Chemical use | — | None — pure water only |
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