Lewmar 140TT 2.0 kW Thruster Kit
#6 in Under 45 kgfFull review
The 140TT 2.0 kW sold as a kit. Compare it against buying a Gen 2 unit and a panel separately.
Amazon $2,364.25$2,364.25
The Lewmar 140TT 2.0 kW Thruster Kit is the better bow thruster overall, rated 3.1 to 2.8. The Lewmar 140TT 2.0 kW Thruster Kit leads on value and weight. The Quick BTQ 140-30 Bow Thruster wins on efficiency. The Lewmar 140TT 2.0 kW Thruster Kit costs $1,801.90 less ($2,364.25 vs $4,166.15).
Prices were last checked November 4, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Quick BTQ 140-30 Bow Thruster
#7 in Under 45 kgfFull review
A small Italian thruster for a boat of about 7 to 9 m. At the only Amazon price found it is poor value next to a Sleipner SE30.
Amazon $4,166.15$4,166.15
Which should you buy?
- Choose the Lewmar 140TT 2.0 kW Thruster Kit for value ($63.90 per kgf ($2,364.25, 37 kgf) vs $138.87 per kgf ($4,166.15, 30 kgf)) and weight (2.8 kgf per kg (37 kgf, 13 kg) vs 2.5 kgf per kg (30 kgf, 11.8 kg)).
- Choose the Quick BTQ 140-30 Bow Thruster for efficiency (20 kgf per kW (30 kgf, 1.5 kW) vs 18.5 kgf per kW (37 kgf, 2 kW)).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every under 45 kgf bow thruster; a clear win is highlighted. How we rank explains each one.
| Factor weight | Lewmar 140TT 2.0 kW Thruster Kit | Quick BTQ 140-30 Bow Thruster |
|---|---|---|
| Overall rating | 3.1/5 | 2.8/5 |
| Value 40% | 37 $63.90 per kgf ($2,364.25, 37 kgf) | 0 $138.87 per kgf ($4,166.15, 30 kgf) |
| Efficiency 25% | 64 18.5 kgf per kW (37 kgf, 2 kW) | 86 20 kgf per kW (30 kgf, 1.5 kW) |
| Run time 25% | 50 run time not published (neutral score used) | 50 run time not published (neutral score used) |
| Weight 10% | 28 2.8 kgf per kg (37 kgf, 13 kg) | 18 2.5 kgf per kg (30 kgf, 11.8 kg) |
Specifications
| Lewmar 140TT 2.0 kW Thruster Kit | Quick BTQ 140-30 Bow Thruster | |
|---|---|---|
| Thrust | ||
| Rated thrust | 37 kgf | 30 kgf |
| Style | Tunnel | Tunnel |
| Propellers | Single | Single |
| Boat length | - | 23-29 ft |
| Electrical | ||
| Supply | 12 V | 12 V |
| Motor | 2 kW | 1.5 kW |
| Build | ||
| Tunnel diameter | 140 mm | 140 mm |
| Weight | 13 kg (29 lb) | 11.8 kg |