
900 KG
Cargo
6
Passengers
BIG
Sliding Door
STOL
Short Take-Off Landing
Main Features
Low operating and maintenance costs
Robust and solid metal structure
Easy conversion between various configuration
Rugged landing gear
Structure and equipment is highly resistant to the effect of all climate conditions
Highly reliable and efficient turboprop engine

Praga Alfa the Multi-Purpose, STOL performance aircraft. Reliable and Low Cost maintenance WORKHORSE.
The SM-92T(E) PRAGA is an multi-purpose single engine high wing all-metal turboprop aircraft with fixed landing gear according to EASA CS-23 and FAA FAR 23 requirements. The SM-92T(E) PRAGA with unpressured cabin can accommodate up to 7 persons including a minimum crew of one.
The power plant is a Walter M601 F turboprop engine mounted in the nose of the aircraft fuselage with three-blade all metal propeller AV-803 (Tractor Type).

Aircraft Mission Configurations
- Passenger transport up to 6 with their luggage
- Cargo transport with maximum payload up to 900Kg / 1984lb
- Ambulance / MEDEVAC: 2 stretchers, 4 seats, 1 medical attendant seat
- Paratroop: up to 10 paratroopers / H 4200m (FL420) / time of cycle is 14 minutes
- Crops Spraying
- Photogrammetric works
- Pilot Training
- Gliders and Banners towing
- Military Application
- Agricultural aerial work
- Monitoring flights
- Floats Amphibian
- Forest fire control: patroling, fireman paratroop drops and in special version carry 900 litres (238 gal) hopper for water and fire detergant dropps
Engine
GE M601
The GE M601 series engine is a light-weight, reliable, free power turbine turboprop engine. With more than 17 million flight hours on more than 30 applications since its introduction in 1975, the M601 has a proven record of durability, reliability and ease of maintenance.
Performance
- Take Off Power: 580 kW (777 SHP)
- Maintenance
- Routine maintenance
- No Hot Section Inspection (HIS).
- No fuel nozzle maintenance.
- No Calendar limit
- TBO 3000 FH / 6600 FC
Engine
GE H80
The GE H80 engine more powerful, fuel-efficient, durable turboprop engine: enhanced high altitude, hot-day performance. The GE H80 is combination of the robust turboprop design of the M601 series with GE Aviation’s modern 3D aerodynamic design techniques, advanced materials and blisk technology.
Performance
- Take Off Power: 800 SHP
- Maintenance
- Routine maintenance
- No Hot Section Inspection (HIS).
- No fuel nozzle maintenance.
- No Calendar limit
- TBO 3600 FH / 6600 FC
Propeller
Three-blade propeller AV-803 is all-metal double-acting adjustable propeller (Tractor Type) with the possibility of a reverse thrust, flagging positions and a speed limiter. The speed limiter which is fitted into the engine keeps constant chosen propeller speed.
TBO 3000 FH / 5 calendar year with the possibility to extend the calendar year resurs up to 8 years.
World Wide Warranty and Maintenance
GE’s global MRO (Maintenance Repair Organizations) network helps customers keep their aircraft engines operating at peak performance – no matter where they are in the world.
DESIGN WEIGHT
Maximum Take Off Weight | 3 000 kg | 6 614 lb |
Empty aircraft weight | 1 650 kg | 3 637,62 lb |
Maximum Payload | 900 kg | 1 984 lb |
Cargo Pod (passenger luggage) up to. | 300 kg | 662 lb |
Max. fuel load | 1120 l | 296 gal |
STANDARD VFR/DAY-NIGHT EQUIPMENT
- Garmin 900/950 (2 pcs. Display Unit GDU1040)
- L-3 Avionics TRILOGY ESI-2000 Electronic standby instrument
- Transponder GTX 33
- Audio Panel GMA 1347
- Integrated Avionics Unit GIA63W (2 pcs.)
- Air data computer GDC 74A
- Thermometer GTP 59
- Attitude and Heading Reference System GRS77
- Antenna UKV CI-121
- Low-Profile Antenna Garmin Antenna GPS GA56
- Antenna (Transponder) CI-105/16
- Antenna (marker) CI 102
- KR87 (ADF)
- Headset Pilot PA 1161T
- Emergency Locator Transmitter 406AF
DIMENSIONS
Fuselage Length | 9,974 m | 32,7 ft |
Fuselage Height (grounded) | 4,18 m | 47,9 ft |
Wing Span | 14,96 m | 49,1 ft |
Wing Area | 20,4 m² | 219,6 sq ft |
Wheel Track | 3,84 m – 4,18 m | 12,6 ft – 13,7 ft |
Wheel Base | 6,46 m | 21,2 ft |
Cabin Width | 1,26 m | 4,13 ft |
Cabin Height | 1,20 m | 3,9 ft |
Cabin Length | 3,40 m | 11,14 ft |
Passenger Door Length | 1,20 m | 3,93 ft |
Passenger Door Height | 1,10 m | 3,61 ft |
PERFORMANCE (GE M601 F)
Take Off Power | 580 kW | 777 SHP |
Fuel consumption | 163 l/h | 43 US gal/Hr. |
Max. Cruise Speed KIAS | 300 km/h | 170 kt |
Cruise Speed KIAS | 269 km/h | 145 kt |
Economy Speed KIAS | 230 km/h | 124 kt |
Stall Speed on MTOW KIAS | 100 km/h | 54 kt |
Speed of the best Climb at MTOW KIAS | 170 km/h | 92 kt |
Minimum Control Speed KIAS | 125 km/h | 67 kt |
Take Off Ground Roll | 330 m | 1 083 ft |
Take Off Distance | 506 m | 1660 ft |
Landing Ground Roll | 180 m | 591 ft |
Landing Distance | 440 m | 1444 ft |
Rate of climb at MTOW | 4 m/s | 786 ft/min |

History
Story of the Praga Alfa
Continuing the tradition we developed the Praga SM-92T(E). It is modification of very popular aircraft SM-92T Finist (the maiden flight in December 28th 1993) with almost 40 delivered units by this time. Customer´s experience of 45 000 total flight Hours gives us assurance that our Instinct to offer to the market modern multi-purpose aircraft is right. We are proud of Praga brand in aviation. Why? The first aircraft Praga E-39 first flown in 1931.