Battery/Appliance Operating Times Calculator

To estimate how long a battery/appliance combination will operate together, use this handy calculator.

1. Enter the voltage of your battery or bank of batteries. Battery Voltage
Voltage Amp Hours
12 50
12 75
12 100
12 200
2. Enter the total Amp/Hrs of the battery or bank of batteries. Amp/Hrs
3. Enter the combined Watt value of the appliances you plan to run from your battery. Watts
Examples Watts
19" Color TV 100
Blender 300
12V Blanket 60
Circular Saw 1500
Computer System 200
Microwave Oven 800
Power Drill 400
Toaster 1000
Represents actual power consumption as measured on sample products
4.

Click the Calculate button to see the number of hours your configuration should run.

hour(s) of operating time, approximate. Based on fully charged batteries.

| 12 Volt Blanket | 12 Volt Heaters | 12 Volt Appliances | Portable Battery Packs |