Just Launched
E-Bike Battery Life
Calculate electric bike battery degradation based on usage patterns, charging habits, and environmental conditions.
Sailboat Backup Power Calculator
Estimate inverter and battery requirements for sailboats using solar, wind, and engine charging.
Calculate daily energy needs for navigation electronics, bilge pumps, refrigeration, and lighting. Determine battery bank capacity and runtime when anchored or offshore.
Key Features
- Customizable system loads
- Solar, wind, and engine charging inputs
- Battery runtime and sizing recommendations
- Autonomy planning for multi-day trips
- Energy efficiency tips
System Loads
Navigation
Bilge Pump
Refrigeration
Lighting
Communications
Charging Sources (Wh/day)
Related Calculators
Just Launched
E-Bike Range
Estimate real-world e-bike range based on rider weight, assist level, and terrain factors.
Just Launched
E-Scooter Battery Life Degradation
Calculate electric scooter battery degradation based on usage patterns, charging habits, and environmental conditions.