Battery run-time calculator for AGM | GEL | Flooded Lead Acid Batteries

This online calculator works out the estimated run-time (hours) when different appliance ratings (W) are connected to 100Ah, 200Ah AGM, GEL or Flooded Lead Acid batteries.


  • Assumes 50% Depth of Discharge
  • Excessive loads can damage your battery
  • All values are estimates

Related Topics

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How to select a suitable wire size AWG and length for your application
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