Vetus BOW9524D Bow Thruster 105 kgf
#3 in Over 75 kgfFull review
The 24 V version of the BOW9512D for a 36 to 55 ft boat. It gives 10 kgf more thrust from half the current.
Fisheries Supply $3,901.41 eBay$3,901.41
The Vetus BOW9524D Bow Thruster 105 kgf is the better bow thruster overall, rated 3.7 to 3.0. The Vetus BOW9524D Bow Thruster 105 kgf leads on efficiency, value and run time. The Vetus BOW9524D Bow Thruster 105 kgf costs $694.03 less ($3,901.41 vs $4,595.44).
Prices were last checked November 9, 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. As an eBay Partner, we may be compensated if you make a purchase.
Lewmar 185TT 6.0 kW Gen 2 Thruster
#11 in Over 75 kgfFull review
The strongest 12 V Lewmar for a 185 mm tunnel. A 24 V boat is better served by a 24 V thruster that draws half the current.
Fisheries Supply $4,595.44 eBay$4,595.44
Which should you buy?
- Choose the Vetus BOW9524D Bow Thruster 105 kgf for efficiency (18.4 kgf per kW (105 kgf, 5.7 kW) vs 16.2 kgf per kW (97 kgf, 6 kW)), value ($37.16 per kgf ($3,901.41, 105 kgf) vs $47.38 per kgf ($4,595.44, 97 kgf)) and run time (3.5 minutes continuous vs 3 minutes continuous).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every over 75 kgf bow thruster; a clear win is highlighted. How we rank explains each one.
| Factor weight | Vetus BOW9524D Bow Thruster 105 kgf | Lewmar 185TT 6.0 kW Gen 2 Thruster |
|---|---|---|
| Overall rating | 3.7/5 | 3.0/5 |
| Value 40% | 73 $37.16 per kgf ($3,901.41, 105 kgf) | 57 $47.38 per kgf ($4,595.44, 97 kgf) |
| Efficiency 25% | 63 18.4 kgf per kW (105 kgf, 5.7 kW) | 31 16.2 kgf per kW (97 kgf, 6 kW) |
| Run time 25% | 50 3.5 minutes continuous | 33 3 minutes continuous |
| Weight 10% | 50 3.5 kgf per kg (105 kgf, 30 kg) | 53 3.6 kgf per kg (97 kgf, 27 kg) |
Specifications
| Vetus BOW9524D Bow Thruster 105 kgf | Lewmar 185TT 6.0 kW Gen 2 Thruster | |
|---|---|---|
| Thrust | ||
| Rated thrust | 105 kgf | 97 kgf |
| Style | Tunnel | Tunnel |
| Propellers | Single | Single |
| Bow or stern use | Yes | - |
| Boat length | 36-55 ft | - |
| Electrical | ||
| Supply | 24 V | 12 V |
| Motor | 5.7 kW | 6 kW |
| Current draw | 320 A | 700 A |
| Continuous run | 3.5 min | 3 min |
| Build | ||
| Tunnel diameter | 185 mm | 185 mm |
| Weight | 30 kg (66 lb) | 27 kg (59 lb) |