DA 70 EFI UAV Engine is fit with state of the art electronic fuel injection.

A special magnet configuration mounts in the prop hub and allows the prop to easily flip for no-fuss starting.

A single 3 cell Lipo battery of 1500mah or larger capacity, powers the ECM. At full throttle, the total power draw is only 12 watts (1 amp).

Alternator System Options

200W Power Management Unit

The system can be paired with a 200 W Power Management Unit. The PMU provides three lines with a chosen voltage in the range: 12 – 15 VDC at 15A or 200W max and 4.8 – 7 VDC at 7A or 42W max.

Configurable with LiIon, LiPo, LifePO4, SLA, NiCad, NiMH, and Lead Acid Battery.

24 V option available, contact HFE Int. for info and pricing.

 

500W Starter Alternator

This 3 phase brushless alternator drives direct on the engine crankshaft. The stator mounts to the crankshaft casing/ The rotor spins on the crankshaft.

The system can be paired with a 500 W Power Management Unit, with an integrated starter controller, allowing the engine to start remotely. The PMU provides three lines with a chosen voltage in the range: 24 – 28 VDC at 12.5A or 350W max, 12 – 15 VDC at 9A or 108W, and 4.8 – 8 VDC at 8A or 42W.

Configurable with LiIon, LiPo, LifePO4, SLA, NiCad, NiMH, and Lead Acid Battery.

 

Custom Alternators 

Custom options are available upon request.

Contact HFE International to discuss your setup. 

DA 70 EFI UAV Engine Downloads

DA 70 EFI Data Sheet

EFI Engine Owner’s Manual

DA 70 EFI Supplemental Owner’s Document

System Testing

The system is tested to numerous standards — from sea level to 10,000 foot altitude and temperatures ranging from 10°F to 120°F.

About HFE International

Founded in 2010, HFE International develops and manufactures high-end propulsion systems for UAVs, unmanned systems and ground support equipment. At a cost 25% less than the closest competitor, HFE meets the demand for small, reliable engines at an affordable price.

Over 1,000 HFE engines are in operation throughout the world — including use by the US Armed Forces. HFE propulsion systems include fuel-injection and rotary for gasoline and multi/heavy fuel operation.