Lewmar 185TT 5.0 Kw 6.7HP Gen2 12v Bow Thruster
Truck Freight Shipment ($299)
It will be shipped by UPS Ground.
Lewmar 185TT 5.0 Kw 6.7HP Gen2 12v Bow Thruster Product Description
Discover Superior Maneuverability with the Lewmar 185TT Tunnel Thruster
Navigating tight marinas or handling crosswinds during docking becomes effortless with the Lewmar 185TT 5.0 kW Gen2 bow thruster. Designed for boats up to 50 feet, this 12V model delivers 82 kgf of thrust, providing precise control without the hassle of traditional hydraulic systems. Boat owners rave about its reliability in saltwater environments, where it stands up to corrosion and demanding conditions year after year.
Unlike older thrusters that require constant upkeep, the 185TT Gen2 eliminates reservoirs, seals out leaks, and demands minimal maintenance. Its innovative design ensures balanced thrust in both directions, making it ideal for recreational cruisers, fishing vessels, and liveaboards seeking smooth, responsive handling.
Engineered for Peak Performance and Durability
- Maintenance-Free Operation: No hydraulic reservoir means no fluid checks or refills—install it and forget about leaks.
- High-Efficiency Propellers: Five-blade design with a spline-driven system delivers equal forward and reverse thrust, optimized for minimal water turbulence via a low-profile hub.
- Robust Gearing: Hardened, ground spiral bevel gears transmit power quietly and efficiently, reducing noise during operation.
- Intelligent Electronics: The black box ICU safeguards the motor from overloads, with self-resetting thermal protection on all circuits.
- Seamless Controls: Pair with joystick or touch panel interfaces for intuitive operation; plug-and-play wiring simplifies setup.
- Corrosion-Resistant Build: Stainless steel hub and high-integrity seals protect against harsh marine exposure.
These features combine to create a thruster that's not just powerful but also whisper-quiet, letting you focus on the joy of boating rather than fighting the helm.
Technical Specifications at a Glance
| Specification | Details |
|---|---|
| Model | 185TT 5.0 |
| Hub Material | Stainless Steel |
| Voltage | 12V DC |
| Power Output | 5.0 kW (6.7 HP) |
| Tunnel Diameter | 185 mm |
| Thrust | 82 kgf |
| Weight | 27 kg |
Effortless Installation and Setup
Boatbuilders and DIY enthusiasts appreciate the 185TT's straightforward install process. The 185 mm tunnel size fits most hull designs, and the included 2-meter motor cable connects directly to the blue box ICU for plug-and-play integration. Position the unit in the bow, secure the tunnel through the hull, and wire to your 12V battery bank—often completed in a weekend. Pro tip: Align the thruster perfectly parallel to the waterline for maximum efficiency and to avoid uneven thrust.
Compatible with Lewmar's joystick or touch controls, it integrates seamlessly with existing DC systems, drawing power only when needed to preserve battery life on extended trips.
Real-World Benefits for Boaters
Imagine slipping into a crowded slip sideways without a fuss, or holding position against wind and current during anchoring. The 185TT excels in these scenarios, with users reporting up to 30% better maneuverability compared to propeller-based systems. Its Gen2 upgrades mean longer service intervals and fewer breakdowns, saving time and money over seasons of use. Saltwater boaters note the seals hold up exceptionally well, even after years of exposure.
Package Contents
- Lewmar 185TT 5.0 kW Gen2 Thruster Unit
- 2-Meter Motor Cable
- Blue Box Intelligent Control Unit (ICU)
Everything you need for a complete installation, straight out of the box.
Frequently Asked Questions
Lewmar 185TT Tunnel Thrusters
Model: 590010- No reservoir to install, no leaks and no maintenance
- High performance 5 blade propellers give equal thrust in both directions
- High integrity seal
- Spline driven propeller, no drive pin required
- Black box electronics prevents misuse and protects motor
- Hardened and ground spiral bevel gear for maximum efficiency and quiet power transmission
- Self resetting thermal protection on all motors
- Choice of Joystick or Touch Panel controls
- Easy plug together switch connections
- Minimum silhouette hub for smooth water flow
185TT Tunnel Thrusters
Specifications| Model | 185TT 5.0 |
| Hub | Stainless Steel |
| Voltage | 12V |
| Power (kw) | 5.0 |
| Tunnel size (mm) | 185 |
| Thrust(kgf) | 82 |
| Weight (kg) | 27 |
What's in the Box:
- Lewmar 185TT 5.0 Kw 6.7HP Gen Thruster, 2 Meter Motor Cable, and Blue Box ICU
"Lewmar \u00b7 6.7 hpGreat care and attention to detail goes into the design and manufacture of every Lewmar thruster. High performance, ease-of-use and reliability are Lewmar's priorities. In order to achieve that, every thruster they make includes the features below. If you choose a Lewmar thruster, one thing is certain; you need never worry about a tricky docking maneouvre again."
Lewmar 185TT 5.0 Kw 6.7HP Gen2 12v Bow Thruster Related Products
Lewmar 589222 Dual Thruster Control Pad Gen2Frequently Asked Questions (FAQ) About Lewmar 185TT 5.0 Kw 6.7HP Gen2 12v Bow Thruster
Who is the Lewmar?How to describe Lewmar 185TT 5.0 Kw 6.7HP Gen2 12v Bow Thruster?
What is the highlights of Lewmar 185TT 5.0 Kw 6.7HP Gen2 12v Bow Thruster?
Lewmar 185TT 5.0 Kw 6.7HP Gen2 12v Bow Thruster additional informations?
Who is the Lewmar?
How to describe Lewmar 185TT 5.0 Kw 6.7HP Gen2 12v Bow Thruster?
- No reservoir to install, no leaks and no maintenance
- High performance 5 blade propellers give equal thrust in both directions
- High integrity seal
- Spline driven propeller, no drive pin required
- Black box
- No need for a reservoir
- No leaks, no maintenance
- High performance 5 blade propellers give equal thrust in both directions
- Spline driven propeller, no drive pin required
- Black box
What is the highlights of Lewmar 185TT 5.0 Kw 6.7HP Gen2 12v Bow Thruster?
- No reservoir to install, no leaks and no maintenance
- High performance 5 blade propellers give equal thrust in both directions
- High integrity seal
- Spline driven propeller, no drive pin required
- Black box
- No need for a reservoir
- No leaks, no maintenance
- High performance 5 blade propellers give equal thrust in both directions
- Spline driven propeller, no drive pin required
- Black box
- No reservoir to install, no leaks and no maintenance.
- High performance 5 blade propellers give equal thrust in both directions.
- High integrity seal.
- Spline driven propeller, no drive pin required.
- Black box for storing the propeller when not in use
- No need to worry about replacing the reservoir or leaks or maintenance.
- 5 blade propellers are efficient in both directions, giving you the best possible performance.
- The seal is high integrity, preventing water from leaking into the engine compartment.
- Spline driven propeller means there's no need for a drive pin.
Lewmar 185TT 5.0 Kw 6.7HP Gen2 12v Bow Thruster additional informations?
Buy now Lewmar Tunnel Thrusters
Lewmar Tunnel Thrusters are designed for high performance, with no leaks and no maintenance.
Shop now Lewmar Tunnel Thrusters
Lewmar is the world leader in marine propulsion systems. With over 50 years of experience, they are committed to developing, manufacturing and distributing the best products for your vessel.
Shop Now! Lewmar 185TT Tunnel Thrusters
Lewmar is the world's leading manufacturer of propulsion systems for the leisure marine industry.
Upgrade your boat Lewmar Tunnel Thrusters
Lewmar's 185TT tunnel thruster is a powerful, efficient machine that can propel your ship in both directions.
Shop Now Lewmar Tunnel Thrusters
Lewmar's tunnel thrusters are the best in the business. They're made with high-quality materials and provide high performance.
Get a Lewmar for your boat
Lewmar is a leading manufacturer of marine equipment. They have been designing and building high-quality propellers since the 19th century. Their newest model, the 185TT, is a tunnel thruster propeller with 5 blades and no reservoir to install, no leaks and no maintenance. The high performance 5 blade propellers
The only propeller you'll ever need
Lewmar's 185TT Tunnel Thrusters are the best choice for boaters who need a propeller that will last. These propellers are made with high-quality materials to give you the best performance. The 5 blade design gives you equal thrust in both directions, so there is no need to worry about one blade
The most powerful thrust in the industry
Lewmar's 185TT Tunnel Thrusters are the most powerful in the industry. With a high integrity seal and no reservoir to install, these propellers are maintenance-free and leak-free. Get your boat moving with these 5 blade propellers that give equal thrust in both directions.
Lewmar Tunnel Thrusters
Lewmar's tunnel thrusters are a great alternative to traditional propellers. No reservoir to install, no leaks and no maintenance, plus high performance 5 blade propellers give equal thrust in both directions.
Bigger, better, stronger
Lewmar has been making quality boat equipment for over 50 years. With the 185TT 5.0 Kw Tunnel Thrusters, you can be assured of quality and performance. These propellers are designed to give equal thrust in both directions and are made with high integrity seals to prevent leaks. Now you can enjoy the power of a
The only hydraulic tunnel thruster you'll ever need
Lewmar is a trusted name in the marine industry. Their 185TT tunnel thrusters are designed to be leak-free and maintenance free. You won't have to worry about your propellers or seals wearing out either, as they are built to last. With a 5 blade design for equal thrust in both
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Lewmar 185TT 5.0 Kw 6.7HP Gen2 12v Bow Thruster Technical Specifications
| Type: | |
|---|---|
| Vendor: |
Lewmar |
| Weight: |
55.88 lb |
Lewmar 185TT 5.0 Kw 6.7HP Gen2 12v Bow Thruster User Reviews
Lewmar 185TT 5.0 Kw 6.7HP Gen2 12v Bow Thruster Shipping & Return
| Shipping Weight: |
55.88 lb |
|---|---|
| Box Sizes: |
1.00 (h) x 1.00 (w) x 1.00 (l) |
| Cubic Feet: |
1.0 |
| Returnable: |
Yes |
| USPS First Class: |
Yes |
| P65: |
Yes |
| Truck Delivery: |
Yes |
For detailed shipping policy please check our Shipping Policy and you can find our Return and Refund Policy here.



