LED Load Calculator

Calculate total electrical load from multiple LED fixture types — total watts, current draw, power factor, inrush current, and number of circuits required. Applies NEC continuous load factor and recommends breaker sizing for any installation.

System settings
LED fixture schedule
Fixture type Count W each

Please add at least one fixture with count and wattage.

Total connected load
0 W
0A
Current draw
0VA
Apparent power
0
Circuits needed
$0/yr
Annual energy cost
Fixture load schedule
FixtureQtyW eachSubtotal WCurrent A
Circuit sizing – NEC standard
Circuit optionMax loadCircuits req.Load/circuit
Load distribution by fixture type
Inrush current warning
Total fixtures
Total connected load
Design load (NEC x1.25)
Current draw
Apparent power (VA)
Peak inrush current
Annual energy cost
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The calculators and tools on LightingCalc.lighting are provided for general guidance and informational purposes only. Results are estimates based on standard formulas and the values you enter — they do not constitute professional engineering, electrical, or architectural advice. Always verify calculations with a qualified professional before making decisions for any safety-critical, code-compliance, or commercial application. LightingCalc.lighting makes no representations or warranties as to the accuracy or completeness of any result, and accepts no liability for errors, omissions, or any outcomes arising from reliance on this information.