Electric remote-controlled boat Vertical steam engine

Alex Steam Engine - Naval Modeling with Vertical or Horizontal Boiler

The Alex steam engine for modeling is the result of many years of experience in designing steam engines for remote-controlled boats.

Manufactured in Germany with modern CNC technology, it combines aesthetic fidelity, absolute reliability, high power, and maximum safety.

Unlike competing products from low-cost countries, it offers superior performance and durability, ideal for demanding naval modeling enthusiasts.

A Reliable and High-Performance Steam Engine

Available in two versions - vertical or horizontal boiler - the Alex steam engine easily propels boat models weighing up to approximately 10 kg.

Compact and elegant, it fits perfectly on smaller or narrower vessels, offering realistic and efficient motorization.

A Complete and Ready-to-Use Kit

Each engine is delivered fully assembled and painted, carefully tested and adjusted for immediate use.

The set includes:

• The engine with adjustable lubricator and reversing valve (forward/reverse, speed control)
• The boiler with safety valve, water level indicator, pressure gauge, and steam shut-off valve
• A chimney with exhaust pipe
• A gas burner with hose and exhaust steam condenser
• Boiler cladding strips and all connecting pipes

Available References

• Ref. 22300: Vertical Alex steam engine with vertical boiler and condenser
• Ref. 22301: Horizontal Alex steam engine with horizontal boiler and condenser

Required Accessories

• Ref. 22313: Gas tank
• Ref. 22316: Gas filling adapter

Useful Accessories

• Ref. 60100: Special oil for steam engine

Technical Specifications

• Bore: 10 mm
• Stroke: 14 mm
• Base plate length: 180 mm
• Total width: 90 mm
• Boiler diameter: 70 mm
• Boiler height: 130 mm
• Total height: 250 mm
• Weight: 1580 g
• Shaft: 4 mm
• Shaft height: 12 mm

👉 This steam engine for naval modeling is an essential choice for enthusiasts looking to equip their boat models with a realistic, powerful, and durable motorization.

It combines the tradition of steam modeling and modern precision for a unique experience on the water and in exhibitions.