1. For trouble-free cruising
Energy Consumption
For trouble-free cruising

2. Day boat Weekender Coastal cruiser Blue-water live aboard
Purpose
Day boat
Weekender
Coastal cruiser
Blue-water live aboard
Storage
Berthed or Moored

3. What kind of power user are you?
Conserver
Carefree

4. Consumption Simple first steps for reducing power consumption onboard
High draw electrical items – kettles, hair dryers, toasters, irons
Only operating necessary items
Change all lighting, navigation lighting to LED
Regulating and setting thermostats
Keeping fridges and freezers stocked
Solar hot water

6. Generation Alternators & Battery Charger Solar Smart regulators
Calculating your solar required
Panel types – glass, flexible
Shore power & Generator
Investing in a good regulator
Noisy
Low maintenance
Cost of diesel
Quiet
Engine & generator servicing
Weather dependant
Only works at its optimum for approx. 5 hours per day
Wind generators
Performance drops off when shaded by bimini / rigging etc
Ideal for charging while passage-making especially while sailing
Generally don’t work in a sheltered anchorage
Expensive installation costs, especially on a multihull
Hydro-generators

8. Batteries House bank Capacity
Battery types – Maintenance free lead acid, Lithium, AGM

9. Questions?