Vetus BOWA0571 - BOWPRO571 AC Bow Thruster 57kgf 12V Back Box They have white housings with

They have white housings with 3blue or white LEDs

Uses No 8 fasteners

a built-in back flow preventer

Do not pump gasoline or other explosive liquids

Made of chrome-plated brass and use three no

Vetus BOWA0571 - BOWPRO571 AC Bow Thruster 57kgf 12V Back Box They have white housings withA Revolutional concept matched with proven technologyOur BOW PRO thrusters use proven induction motors without carbon brushes. As a result,the bow thruster motor is maintenance free and has Endurance Rated* run time! Only thetailpiece and the power circuits require regular maintenance. The induction motor is controlledby the VETUS MCV motor controller. This in house engineered motor controller can handleboth 12V or 24V board systems, making the new