Bow Thruster Battery

Parts list automotive battery with enough capacity to run the device for the longest job.

Bow thruster battery.

This article was written for a 12 volt winch or bow thruster. Osmotech are the south coast s leading supplier and installer of sleipner side power bow and stern thrusters for yachts and powerboats. For example if the bow thruster draws 50 amps about 1 5 horsepower and you need to be able to run it for up to 30 minutes that comes to. We strongly advise the use of a float charger during winter storage.

Have someone activate the bow thruster while you measure the voltage across the terminals. A starter battery can take a short heavy load called cca cold cranking amps but a domestic battery is designed to take a long deep discharge at a lower amperage but over several. Since then the trollbridge chargers for 24 volt equipment have been introduced that can handle winches and bow thrusters up to 15 horsepower. The bow thruster batteries are up by the bow thruster and i have a 6awg cable running up there from the charger overkill for 24 v.

Vetus offers 2 different types of marine battery series with its own characteristics. During the boating season the batteries are able to supply both small constant loads as well as heavy but short loads for the use of a bow thruster. If the voltage drops below about 10 5 volts the battery may indeed need replacement. The anchor windlass batteries are in the engine room about 45 feet away.

Here is the full text of the question and reply dear ym i wish to fit a bow thruster which is rated at 575ah to my sailing yacht. Sorry to be late on this thread but the bow thruster must be on the starter battery unless it has its own battery on a separate circuit with a charge splitter. We have supplied fitted maintained and repaired thousands of side power thruster systems on virtually every make and model of yacht powerboat and and motor cruiser. The engine is normally running at low revs for perhaps 30 to 40 minutes at.

In september s magazine nigel calder answers a reader s query about installing a bow thruster battery. To be sure you will need to have a comprehensive test performed on the battery to confirm this.