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B29i - AXS Engine
The B29i-AXS Engine System provides a complete
power solution for small UAS propulsion. This
29cc, injected, single cylinder two-stroke engine
comes ready to run with calibrated EFI, lowacoustic signature exhaust, a 250W generator and
full documentation.
Specifications
B29i - AXS Engine
29cc, fuel injected, 2-stroke
• Power dependent on exhaust choice
High Efficiency 250W electric power generator
• 500W intermittent duty cycle
Low Acoustic Signature Muffler
• 10dB quieter than the JAS exhaust at WOT
Mature UAV EFI system with over 50,000 mission
hours
• Precise mixture control at all altitudes and in
any weather
• Greatly improved cruise BSFC
• Virtually eliminates exhaust port carbon buildup
• Significantly expanded throttle-RPM operating
envelope vs. Carburetor
Power: 1.8 kW (2.4 hp)¹ 2.1kW (2.8 hp) with
J&A Engineering side mount muffler
Weight: 1.38 kg (3 lbs) Includes ECU, fuel pump,
ignition, harness, sensors and induction
2.25 kg (5 lbs) Includes above
components plus generator and exhaust
Displacement: 28.5cc (1.74 cu. In.)
Speed Range: 3000-9000 RPM
Cruise BSFC: 450-500 g/kW-hr (0.74–0.82 lb/hp-hr)¹
Fuel type: Gasoline 50:1 premix
www.power4flight.com 202 Wasco Loop, Suite 104 Hood River, OR 97031 541.308.0650
Visit www.power4flight.com today or call 541.308.0650 or 541.436.4299
Performance Data
1 Preliminary: specifications subject to change. Engine tested with AXS exhaust system. Based on static tests. 1.8 kW achieved
at 9000 RPM at 100% throttle. BSFC based on 5700 – 7500 RPM. All test points measured on a calibrated motoring dynamometer.
www.power4flight.com 202 Wasco Loop, Suite 104 Hood River, OR 97031 541.308.0650