Watts to Amps Calculator
Convert watts into amps for common 12V camping and caravan systems. Useful for estimating battery drain from fridges, lights, inverters, chargers and appliances.
How to use this calculator
- Enter the appliance power in watts.
- Select your system voltage.
- Press Calculate.
Formula used:
Amps = Watts ÷ Volts
Typical Camping Examples
| Appliance | Watts | Approx Amps @ 12V |
|---|---|---|
| LED Light Strip | 12W | 1A |
| Laptop Charger | 60W | 5A |
| Coffee Frother | 400W | 33A |
| Portable Fridge | 40W | 3.3A |
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