Lewmar 185TT 3.0 kW Bow Thruster - 12V Marine Tunnel Thruster with High-Performance Propellers

The Lewmar 185TT 3.0 kW Bow Thruster offers reliable and efficient maneuvering power for boats requiring up to 58 kgf of thrust. Designed without a reservoir, this tunnel thruster features a no-leak, low-maintenance build that minimizes upkeep while maximizing performance. Its high-performance five-blade propellers deliver equal thrust in both directions, ensuring smooth and precise control during docking and navigation. The high integrity seal and hardened spiral bevel gear contribute to quiet operation and maximum efficiency, making this thruster suitable for demanding marine environments.
Constructed with a stainless steel hub and a compact, low-profile design, the Lewmar 185TT reduces water flow resistance, enhancing overall vessel maneuverability. The spline-driven propeller eliminates the need for a drive pin, simplifying installation and maintenance. The black box electronics provide protection against misuse and environmental factors, prolonging the lifespan of the motor. Additionally, the thruster’s self-resetting thermal protection ensures safe operation under heavy loads, preventing overheating and potential damage.
The Lewmar 185TT is equipped with easy plug-together switch connections, allowing for straightforward installation and integration with existing control systems. Its dimensions and weight optimize installation flexibility while maintaining durability and performance. This model comes with a 2-meter motor cable and a Blue Box ICU for seamless operation. Designed for vessels up to 185 millimeters in tunnel size, the thruster is ideal for a variety of boat sizes and types requiring reliable thruster performance for precise maneuvering.
Expected to be available by February 20, 2026, the Lewmar 185TT 3.0 kW bow thruster provides a high-quality, maintenance-free solution for marine professionals seeking durable and efficient thruster technology. Built by Lewmar, a trusted name in marine equipment, this thruster ensures dependable performance, safety, and ease of use for your vessel's maneuvering needs.

Features:

• No reservoir to install, no leaks and no maintenance

• High performance 5-blade propellers deliver equal thrust in both directions

• High integrity seal for enhanced protection

• Spline-driven propeller eliminates the need for a drive pin

• Black box electronics prevent misuse and protect the motor

• Hardened and ground spiral bevel gear for maximum efficiency and quiet operation

• Self-resetting thermal protection on all motors

• Minimum silhouette hub for smooth water flow

• Easy plug-together switch connections for straightforward installation