On the other hand, the total battery capacity is the deciding factor. The system is ideal for catamarans, for example. Yes, if required. Very reliable, the concept and design based upon development since 1983. The latest Mk IV a unit works in tandem with the original regulator.
Some alternators are easier than others.
The first installation generally takes 3-4 hours. Full instructions are given. For total piece of mind we have around 150 Installation Specialist or Dealers, world-wide. Simply provide us or our Dealers with alternator details and any other background such as battery layout, capacity, method of split-charging etc., all of which helps us to provide the appropriate instructions. From 177.50 plus VAT, upwards, depending on the system and ancillaries.