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Leading Suppliers in United States of America

Military Drone Engines Suppliers in United States of America

Discover United States of America-based suppliers of Military Drone Engines
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A99HF heavy fuel combustion system DA 70 EFI Engine
Advanced Gasoline & Heavy Fuel Propulsion Systems for UAS DA 35 EFI MIL SPEC Engine DA 35 EFI Engine
DA 70 EFI MIL SPEC Engine Suter UAV Engines from UAV Propulsion Tech

Suppliers: Military Drone Engines

4 Leading Suppliers
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Cobra AERO
Cobra AERO
USA

State-Of-The-Art Propulsion Systems for Unmanned Aerial Systems

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Gold Partner
HFE International LLC
HFE International LLC
USA

EFI, Mil-Spec & Rotary UAV Engines / UAV Servos Actuators / Fuel System Parts

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Gold Partner
UAVOS Inc.
UAVOS Inc.
USA

VTOL and Fixed Wing UAVs, Autopilots, GCS, Components and Payloads for UAS

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Gold Partner
UAV Propulsion Tech
UAV Propulsion Tech
USA

Lightweight Gasoline & Heavy Fuel Drone & UAV Engines

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Silver Partner
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Products

7 Cutting-edge Solutions
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A33N Propulsion System
A33N Propulsion System

Advanced powertrain solution for Group 2 UAS

Advanced powertrain solution for Group 2 UAS
The A33N is an advanced single-cylinder propulsion solution that has been purpose-built to serve the...
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A99HF Propulsion System
A99HF Propulsion System

Heavy fuel & gasoline propulsion system for Group 3 UAS

Heavy fuel & gasoline propulsion system for Group 3 UAS
...l and gasoline engine designed for small Group 3 unmanned aerial systems. Built on the proven A33... ......bustion setup and a parallel hybrid option that combines engine and motor power on a single...
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DA 35 EFI Engine
DA 35 EFI Engine

Electronic fuel injection 35 cc UAV engine

Electronic fuel injection 35 cc UAV engine
... DA 35 EFI UAV Engine is a 35 cc engine with an electronic fuel injection system for reliable and...
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DA 35 EFI MIL SPEC Engine
DA 35 EFI MIL SPEC Engine

35 cc MIL-STD-tested UAV engine with operational field history

35 cc MIL-STD-tested UAV engine with operational field history
...I MIL SPEC UAV Engine from HFE International is a military-grade 35 cc engine featuring an... ...ler for remote engine start. This PMU supports outputs of 24–28 VDC at up to 350 W, 12–15 VDC at...
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DA 70 EFI MIL SPEC Engine
DA 70 EFI MIL SPEC Engine

70 cc MIL-STD-tested UAV engine with proven operational history

70 cc MIL-STD-tested UAV engine with proven operational history
...I MIL SPEC UAV Engine from HFE International is a military-qualified 70 cc engine equipped with an... ......nd compatible with a 500 W PMU featuring an integrated starter controller for remote engine...
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DA 100 EFI MIL SPEC Engine
DA 100 EFI MIL SPEC Engine

100 cc MIL-STD-qualified UAV engine with field-proven EFI system

100 cc MIL-STD-qualified UAV engine with field-proven EFI system
...I MIL SPEC UAV Engine from HFE International is a military-grade 100 cc engine equipped with an...
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Compact UAV Engines
Compact UAV Engines

Lightweight gasoline & heavy fuel drone engines

Lightweight gasoline & heavy fuel drone engines
...itzerland. The engines combine high power density with low fuel consumption and are designed for... ...ter Industries engines are in operation on multiple UAV platforms worldwide. The product range...
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GAS418HA Supercharged Engine for High-Altitude UAVs
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Lowental Hybrid to Present Propulsion Architecture at XPONENTIAL Europe 2026
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Honeywell Aerospace Chosen by U.S. Air Force to Design Prototype Engine System for CCA
Honeywell Aerospace Chosen by U.S. Air Force to Design Prototype Engine System for CCA

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Hirth Engines 3507 Heavy Fuel Engine for Unmanned & Maritime Applications
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Hirth Engines’ 3507 is a water-cooled two-cylinder inline two-stroke heavy fuel engine with air-assisted direct injection that delivers 57 HP for unmanned, maritime, military, and industrial applications

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Engine & Parts Manufacturing for Commercial & Military UAVs
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Orbital UAV Highlights FlexDI™ Air Assisted Direct Injection for UAV Combustion Efficiency
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Lowental Hybrid Examines Barriers to Tactical UAV Accessibility
Lowental Hybrid Examines Barriers to Tactical UAV Accessibility

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Rotron Aerospace Discusses UK Defence Industrial Strategy for Innovation & SME Growth
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In this whitepaper, Rotron Aerospace explains the Defence Industrial Strategy 2025, highlighting how SMEs, innovation, and sovereign capability are shaping the UK's defense sector, exemplified by Rotron’s work on advanced UAV and propulsion systems

Nov 24, 2025

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