Article · Wikipedia archive · Last revised Jun 22, 2026

Aerospool WT9 Dynamic

The Aerospool WT9 Dynamic is a Slovak ultralight and light-sport aircraft, designed and produced by Aerospool of Prievidza. The aircraft is supplied as a complete ready-to-fly-aircraft.

Last revised
Jun 22, 2026
Read time
≈ 3 min
Length
648 w
Citations
19
Source
Wikipedia ↗
WT9 Dynamic
General information
TypeUltralight aircraft and Light-sport aircraft
National originSlovakia
ManufacturerAerospool
StatusIn production
Number built950 (2001-2024)1
History
VariantAerospool WT10 Advantic

The Aerospool WT9 Dynamic is a Slovak ultralight and light-sport aircraft, designed and produced by Aerospool of Prievidza. The aircraft is supplied as a complete ready-to-fly-aircraft.23

Design and development

The aircraft was designed to comply with the Fédération Aéronautique Internationale microlight rules, US light-sport aircraft rules and UK BCAR Section "S". It features a cantilever low-wing, a two-seats-in-side-by-side configuration enclosed cockpit, fixed or retractable tricycle landing gear and a single engine in tractor configuration.234

The aircraft is made with carbon fibre sandwich construction. The cockpit width is 1.15 m (45 in). Standard engines available are the 75 kW (100 hp) Rotax 912ULS, the Rotax 912iS5 and the 86 kW (115 hp) Rotax 914 four-stroke powerplants. A glider towhook is optional equipment.236

The design has been developed into a three to four seat aircraft, the Aerospool WT10 Advantic.2

Variants

Aerospool WT9 Dynamic with retractable gear source ↗
Microlight version
Base model with gross weight of 450 kg (992 lb) and 75 litres (16 imp gal; 20 US gal) fuel capacity for the European microlight category23
LSA version
Model with gross weight of 600 kg (1,323 lb) and 126 litres (28 imp gal; 33 US gal) fuel capacity for the US light-sport aircraft category. Standard empty weight is 300 kg (661 lb), useful load 300.5 kg (662 lb), range 1,397 km (868 mi).7
Dynamic Club
EASA Type Certified Model in Restricted airworthiness category to meet Certification Specification CS-LSA, two-seats with fixed landing gear and powered by a Rotax 912 ULS2.8
Dynamic GTi

LTF-UL German certified. Cruise at 167 kn (309 km/h; 192 mph) with retractable gear or 156 kn (289 km/h; 180 mph) with fixed gear. Powered by the 105 kW (141 hp) Rotax 915iS. The Rotax 916 120 kW (160 hp) version is currently under testing.

Accidents and incidents

  • On 26 May 2021, after the landing of a Aerospool WT-9 Dynamic, the nose wheel collapsed, the pilot escaped unhurt.9

Specifications (WT9 Dynamic European microlight version)

Aerospool WT9 Dynamic in flight source ↗
Aerospool WT9 Dynamic with fixed landing gear source ↗

Data from Bayerl, Tacke and Aerospool236

General characteristics

  • Crew: two
  • Capacity: one passenger and one pilot
  • Length: 6.40 m (21 ft 0 in)
  • Wingspan: 9.00 m (29 ft 6 in)
  • Height: 2 m (6 ft 7 in)
  • Wing area: 10.35 m2 (111.4 sq ft)
  • Empty weight: 350 kg (772 lb)
  • Gross weight: 600 kg (1,323 lb) MTOW depends on certification
  • Fuel capacity: 75 litres (16 imp gal; 20 US gal) standard, 125 litres (27 imp gal; 33 US gal) optional
  • Powerplant: 1 × Rotax 915iS four cylinder, liquid and air-cooled, four stroke, 105 kW (141 hp)

Performance

  • Cruise speed: 250 km/h (155 mph, 135 kn)
  • Stall speed: 65 km/h (40 mph, 35 kn)
  • Never exceed speed: 280 km/h (174 mph, 151 kn)
  • Range: 1,600 km (990 mi, 860 nmi)
  • Rate of climb: 10 m/s (2,000 ft/min)
References

References

  1. Reinhold, Lars (May 25, 2020). "Aerospool: 700. WT-9 ausgeliefert". www.aerokurier.de.
  2. Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 22 and 94. Flying Pages Europe SARL, 2015. ISSN 1368-485X
  3. Bayerl, Robby; Martin Berkemeier; et al: World Directory of Leisure Aviation 2011-12, page 22. WDLA UK, Lancaster UK, 2011. ISSN 1368-485X
  4. Experimental Aircraft Association (2012). "EAA's Listing of Special Light-Sport Aircraft". Archived from the original on 28 February 2014. Retrieved 23 April 2012.
  5. Aerospool (23 March 2012). "WT9 Dynamic Maiden Flight With Rotax 912 iS". Archived from the original on 28 December 2013. Retrieved 13 May 2012.
  6. Aerospool (2009). "Dimensions and weights". Archived from the original on 11 August 2014. Retrieved 25 December 2013.
  7. Aerospool, WT9 Dynamic Owner's Manual
  8. "EASA Type Certificate A.644 for WT Dynamic LSA" (PDF). European Aviation Safety Agency. 31 August 2017.
  9. "Small plane crashed in Poprad, nose wheel collapsed". Aktuality.sk (in Slovak). 26 May 2021. Retrieved 2022-06-21.
External links