The QL range was designed for vessels between 22 and 75 feet, focusing on compact design for easy installation. These electric thrusters operate with a high-torque electric motor positioned vertically over the propeller tunnel, utilizing a worm gear arrangement to translate power to the propeller.
High-torque DC motor engineered for short, intermittent duty cycles. Ql Bow Thruster Manual
Designed for larger yachts (45'-70'), offering significant power for challenging docking conditions. The QL range was designed for vessels between
1. Haul the boat and replace the drive/shear pin.2. Install a new QL composite propeller.3. Clear marine growth from the tunnel. 1. Low battery voltage.2. Motor overheating. Ql Bow Thruster Manual
: Never activate the thruster while swimmers are near the boat.