Calculator Categories
70+ free tools
Off-grid planning tools that factor in real-world conditions. No signup required.
CPAP Runtime on 100Ah
27 hrs runtime
Oxygen Concentrator on 300Ah
6.8 hrs runtime
Mini Fridge on 200Ah
48 hrs runtime
Chest Freezer on 300Ah
45 hrs runtime
Well Pump on 400Ah
5.5 hrs runtime
Refrigerator
3 panels
Off-Grid Home
16 panels
RV
4 panels
Well Pump
6 panels
CPAP Machine
2 panels