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3W Engines

3W high performance engines from Germany for a wide variety of model airoplane applications, in 1-cylinder, 2-cylinder and 4-cylinder options.

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Engines

3W Modellmotoren


For more than 35 years, 3W have been supplying high-quality model engines "Made in Germany". Their employees develop, construct and manufacture a wide range of engines from 1-cylinder to 6-cylinder engines for ambitious competition and hobby pilots.

Standard, Competition Series and Twin Spark models


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Propellers

Mejzlik


Military grade propellers. Since 1974 they have been developing and manufacturing the highest quality propellers. They're not just another propeller manufacturer. Meijzlik are your partners, working in close contact to achieve your goals, and will ensure your valuable platform will be safe during operation.

Prop Design. Mejzlik way.


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Servos and Accessories

JR/DFA

In April 2018, RC Depot successfully purchased the JR PROPO trademarks and intellectual properties along with complete engineering drawings. RC Depot now refers to the DFA brand as "JR/DFA." The product line consists of, amongst others, receivers, servos, transmitters and accessories.

The future is bright, and the legacy of JR PROPO endures thru DFA.


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1 Cylinder Engines (14 models)

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3W-28i

High-performance single-cylinder engine

The small, single-cylinder engine is suitable for 3D flight for the XTRA and VOTEC – FUNS models as well as for all other Funflyers up to 6 kg model mass.

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3W-28i CS

Single cylinder as a competition engine (CS version)

The small, single-cylinder engine is suitable for 3D flight for the XTRA and VOTEC – FUNS models as well as for all other Funflyers up to 6 kg model mass.

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3W-55i

Rugged single-cylinder engine

The engine is very well suited for 3D flight as well as for flight models XTRA/230 and VOTEC/230 – FUNS or another Funflyer with a model mass of up to 9 kg.

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3W-55i CS

Rugged single-cylinder engine as a competition engine (CS version)

The engine is very well suited for 3D flight as well as for flight models XTRA/230 and VOTEC/230 – FUNS or another Funflyer with a model mass of up to 9 kg.

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3W-55Xi

Rugged single-cylinder engine

The engine is very well suited for 3D flight as well as for flight models with a model mass of up to 9 kg.

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3W-55Xi CS

Rugged single-cylinder engine as a competition engine (CS version)

The engine is very well suited for 3D flight as well as for flight models with a model mass of up to 9 kg.

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3W-80Xi

Powerful single-cylinder engine

The engine is very well suited for aerobatics, towing, or scale models.

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3W-80Xi TS

Powerful single-cylinder engine with Twin Spark (TS) function

The engine is very well suited for aerobatics, towing, or scale models.

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3W-80Xi CS

Powerful single-cylinder engine as Competition Motor (CS version)

The engine is very well suited for aerobatics, towing, or scale models.

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3W-80Xi TS CS

Powerful single-cylinder engine as Competition Motor (CS version) with Twin Spark (TS) function

The engine is very well suited for aerobatics, towing, or scale models.

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3W-85Xi

Large single-cylinder engine for versatile application areas

The engine is very well suited for aerobatics, towing, or scale models.

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3W-85Xi CS

Large single-cylinder engine as Competition Motor (CS version)

The engine is very well suited for aerobatics, towing, or scale models.

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3W-85Xi TS

Large single-cylinder engine with Twin Spark (TS) function

The engine is very well suited for aerobatics, towing, or scale models.

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3W-85Xi TS CS

Large single-cylinder engine as a competition engine (CS version) with twin spark (TS) function

With its low vibration level for single-cylinder engines, it is especially appropriate for aerobatics machines in the 10 kg class.

2 Cylinder Engines (29 models)

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3W-56i B2

Light boxer engine

The engine is very well suited for 3D flight as well as for flight models XTRA/230 and VOTEC/230 – FUNS or another Funflyer with a model mass of up to 9 kg. The engine is moreover a good choice for towing or scale models. It impresses with quiet running behaviour thanks to its 3-bearing crank-shaft.

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3W-56i B2 CS

Light boxer engine as a competition engine (CS version)

The engine is very well suited for 3D flight as well as for flight models XTRA/230 and VOTEC/230 – FUNS or another Funflyer with a model mass of up to 9 kg. The engine is moreover a good choice for towing or scale models. It impresses with quiet running behaviour thanks to its 3-bearing crank-shaft.

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3W-70 R2

The new 3W 70 R2 is now available at the introductory price!

The planning of the 70 ccm inline engine goes back to 2009 with the first prototype testrun in 2018. The engine is the perfect propulsion system for model aircrafts and UAVs. It runs extremely quietly and with amazingly low vibrations.

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3W-70 R2 CS

The new 3W 70 R2 is now available at the introductory price!

The planning of the 70 ccm inline engine goes back to 2009 with the first prototype testrun in 2018. The engine is the perfect propulsion system for model aircrafts and UAVs. It runs extremely quietly and with amazingly low vibrations.

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3W-70i B2

Two-cylinder engine with very good medium-range running characteristics

The engine is ideally suited for towing and 3D flights as well as for flight models with a mass of up to 10 kg. Here the engine distinguishes itself with extreme running smoothness and a very good me-dium-range running characteristics.

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3W-70i B2 CS

Two-cylinder engine with very good medium-range running characteristics as a competition engine (CS version)

The engine is ideally suited for towing and 3D flights as well as for flight models with a mass of up to 10 kg. Here the engine distinguishes itself with extreme running smoothness and a very good me-dium-range running characteristics.

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3W-110i B2

Motor für verschiedenste Einsatzgebiete

Für Kunstflug-, Schlepp- oder Scalemodelle eine gute Wahl. Durch seine 3-fach gelagerte Kurbelwelle überzeugt er durch ein ruhiges Laufverhalten. Mit dem passenden 3W-Dämpfersystem entfaltet der Motor eine einzigartige Laufruhe. Durch das Gewicht- Leistungsverhältnis ist er für eine breite Modellpalette geeignet und zeichnet sich durch seine Zuverlässigkeit, Langlebigkeit und Leistung aus.

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3W-110i B2 CS

Running smoothness and greater engine power

A good choice for aerobatics, towing, or scale models, it impresses with quiet running behaviour thanks to its 3-bearing crankshaft. The engine develops a unique running smoothness with the matching 3W muffler system. It is suitable for a broad variety of models due to the weight-performance ratio and distinguishes itself through its reliability, durability, and power

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3W-110i R2

Perfect for flight models with slim engine bonnets

The two cylinders and five-bearing crankshaft guarantee a quiet run. Vibrations are minimized whereby the model and electronics are preserved in the long term. The noise level is reduced at the same time. The engine is suitable for a broad variety of models and distinguishes itself through its reliability, durability, and power.

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3W-110i R2 CS

Competition engine (CS version) flight models with slim engine bonnets

The two cylinders and five-bearing crankshaft guarantee a quiet run. Vibrations are minimized whereby the model and electronics are preserved in the long term. The noise level is reduced at the same time. The engine is suitable for a broad variety of models and distinguishes itself through its reliability, durability, and power.

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3W-110Xi B2 R

Engines for the most varied application areas

A good choice for aerobatics, towing, or scale models, it impresses with quiet running behaviour thanks to its 3-bearing crankshaft. The engine develops a unique running smoothness with the matching 3W muffler system. It is suitable for a broad variety of models due to the weight-performance ratio and distinguishes itself through its reliability, durability, and power.

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3W-157Xi B2

Large single-cylinder engine as Competition Motor (CS version)

The engine is ideal for the beginner in the 3 metre aerobatics class. The engine also impresses with towing models and leaves a very good impression. It impresses with quiet running behaviour due to its 3-bearing crankshaft. The engine develops a unique running smoothness with the matching 3W muffler system. It is suit-able for a broad variety of models due to the weight-performance ratio and distinguishes itself through its reliability, durability, and power..

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3W-157Xi B2 TS

Ideal engine for aerobatics beginners and towing flights as a twin spark (TS) version

The engine is ideal for the beginner in the 3 metre aerobatics class. The engine also impresses with towing models and leaves a very good impression. It impresses with quiet running behaviour due to its 3-bearing crankshaft. The engine develops a unique running smoothness with the matching 3W muffler system. It is suit-able for a broad variety of models due to the weight-performance ratio and distinguishes itself through its reliability, durability, and power.

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3W-157Xi B2 CS

Competition engine (CS version) for aerobatics beginners and towing flights

The engine is ideal for the beginner in the 3 metre aerobatics class. The engine also impresses with towing models and leaves a very good impression. It impresses with quiet running behaviour due to its 3-bearing crankshaft.

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3W-157Xi B2 TS CS

EN: Competition Motor (CS-Version) für Kunstflugeinsteiger und Schleppflüge als Twin Spark (TS)-Version

The engine is ideal for the beginner in the 3 metre aerobatics class. The engine also impresses with towing models and leaves a very good impression. It impresses with quiet running behaviour due to its 3-bearing crankshaft.

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3W-170Xi B2

High-performance aerobatics engine

The engine is ideal for the 3 metre aerobatics class. With sufficient performance, the 3W-170Xi B2 provides enough power for all figures. It can be deployed without hesitation even for towing large models. It impresses with quiet running behaviour thanks to its 3-bearing crankshaft.

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3W-170Xi B2 R

High-performance aerobatics engine

The engine is ideal for the 3 metre aerobatics class. With sufficient performance, the 3W-170Xi B2 provides enough power for all figures. It can be deployed without hesitation even for towing large models. It impresses with quiet running behaviour thanks to its 3-bearing crankshaft.

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3W-170Xi B2 TS

Aerobatics engine as a twin spark (TS) version)

The engine is ideal for the 3 metre aerobatics class. With sufficient performance, the 3W-170Xi B2 TS provides enough power for all figures. It can be deployed without hesitation even for towing large models. It impresses with quiet running behaviour thanks to its 3-bearing crankshaft.

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3W-170Xi B2 CS

Aerobatics engine as a competition engine (CS version)

The engine is ideal for the 3 metre aerobatics class. With sufficient performance, the 3W-170Xi B2 CS provides enough power for all figures. It can be deployed without hesitation even for towing large models.

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3W-170Xi B2 CS

Aerobatics engine as a competition engine (CS version)

The engine is ideal for the 3 metre aerobatics class. With sufficient performance, the 3W-170Xi B2 CS provides enough power for all figures. It can be deployed without hesitation even for towing large models.

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3W-170Xi B2 TS CS

Aerobatics engine as a competition engine (CS version) with twin spark (TS) function

The engine is ideal for the 3 metre aerobatics class. With sufficient performance, the 3W-170Xi B2 TS CS provides enough power for all figures. It can be deployed without hesitation even for towing large models. It impresses with quiet running behaviour thanks to its 3-bearing crankshaft.

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3W-210Xi B2 TS

Rugged engine as a twin spark (TS) version

The 3W-210i B2 TS’s ruggedness leaves nothing to be desired. With the generously dimensioned ball and needle bearings, as well as the reinforced crankshaft, the engine has a very long service life.

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3W-210Xi B2 TS CS

Rugged engine as a competition engine (CS version) with twin spark (TS) function

The 3W-210i B2 TS CS’s ruggedness leaves nothing to be desired. With the generously dimensioned ball and needle bearings, as well as the reinforced crankshaft, the engine has a very long service life.

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3W-275Xi B2R TS

Rugged engine as a twin spark (TS) version

The 3W-275Xi B2R TS’s ruggedness leaves nothing to be desired. With the generously dimensioned ball and needle bearings, as well as the reinforced crankshaft, the engine has a very long service life.

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3W-275Xi B2R TS CS

Rugged competition engine (CS version) as a twin spark (TS) version

The 3W-275Xi B2R TS CS’s ruggedness leaves nothing to be desired. With the generously dimensioned ball and needle bearings, as well as the reinforced crankshaft, the engine has a very long service life.

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3W-342i B2

High-performance engine for hobby and industrial applications

A powerful crankshaft and large ball and needle bearings guarantee a long service life. The rear crankshaft drive enables the connection of additional devices such as a starter or generator.

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3W-342i B2 TS

High-performance engine for hobby and industrial applications as a twin spark (TS) version

A powerful crankshaft and large ball and needle bearings guarantee a long service life. The rear crankshaft drive enables the connection of additional devices such as a starter or generator.

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3W-342i B2 CS

High-performance engine (CS version) for hobby and industrial applications

A powerful crankshaft and large ball and needle bearings guarantee a long service life. The rear crankshaft drive enables the connection of additional devices such as a starter or generator.

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3W-342i B2 TS CS

High-performance competition engine (CS version) for hobby and industrial applications as a twin spark (TS) version

A powerful crankshaft and large ball and needle bearings guarantee a long service life. The rear crankshaft drive enables the connection of additional devices such as a starter or generator.

4 Cylinder Engines (10 models)

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3W-112i B4

Engine with greater running smoothness

The four cylinders and five-bearing crankshaft guarantee a quiet run. Vibrations are minimized whereby the model and electronics are preserved in the long term. The noise level is reduced at the same time. The engine is suitable for a broad variety of models and distinguishes itself through its reliability, durability, and power.

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3W-112i B4 CS

Running smoothness and greater engine power

The four cylinders and five-bearing crankshaft guarantee a quiet run. Vibrations are minimized whereby the model and electronics are preserved in the long term. The noise level is reduced at the same time.

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3W-140i B4

Engine for extreme 3D and towing flights

Thanks to its power performance, the engine is very well suited for extreme 3D and towing flights. It can transport a maximum take-off mass of 18 kg when used in aerobatics. Here the engine runs extremely smoothly and quietly with a low level of vibration. Throttle response is very direct, equally so in the medium range.

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3W-140i B4 CS

Competition engine (CS version) for extreme 3D and towing flights

Thanks to its power performance, the engine is very well suited for extreme 3D and towing flights. It can transport a maximum take-off mass of 18 kg when used in aerobatics. Here the engine runs extremely smoothly and quietly with a low level of vibration.

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3W-220i B4

High-performance engine for large models

The four cylinders and five-bearing crankshaft guarantee a quiet run. Vibrations are minimized whereby the model and electronics are preserved in the long term. The noise level is reduced at the same time.

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3W-220i B4 CS

Competition engine (CS version) for large models

The four cylinders and five-bearing crankshaft guarantee a quiet run. Vibrations are minimized whereby the model and electronics are preserved in the long term. The noise level is reduced at the same time.

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3W-684i B4

High-performance 4-cylinder engine

A powerful, 6-bearing crankshaft and large ball and needle bearings guarantee a long service life. The engine was basically developed for industrial applications. Both the aircraft and the electronics are protected in the long term thanks to the minimization of vibrations.

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3W-684i B4 TS

High-performance 4-cylinder engine as a twin spark (TS) version

A powerful, 6-bearing crankshaft and large ball and needle bearings guarantee a long service life. The engine was basically developed for industrial applications. Both the aircraft and the electronics are protected in the long term thanks to the minimization of vibrations.

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3W-684i B4 CS

High-performance 4-cylinder engine as a competition engine (CS version)

A powerful, 6-bearing crankshaft and large ball and needle bearings guarantee a long service life. The engine was basically developed for industrial applications. Both the aircraft and the electronics are protected in the long term thanks to the minimization of vibrations.

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3W-684i B4 TS CS

High-performance 4-cylinder engine as a competition engine (CS version) with twin spark (TS) function

A powerful, 6-bearing crankshaft and large ball and needle bearings guarantee a long service life. The engine was basically developed for industrial applications. Both the aircraft and the electronics are protected in the long term thanks to the minimization of vibrations.