HarborMaster monitors critical systems on your boat. Previous articles in this series described the monitoring of your boat's battery systems and shore power. This article addresses bilge pumps.

The HarborMaster is a bilge pump early warning system. Contrary to popular belief, more boats sink at their mooring or dock than at sea. Although you may think that your boat is dry, everyone knows about a boat that almost went to the bottom..

Tracking bilge pump cycles is new for most owners and can become almost addictive. You will soon understand whether your boat is really dry or if it is pumping excessively. Most importantly, you will understand what is normal for your boat.