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Solarcalculators.org
By Bloom Universe
Cable Sizing Calculator
System Voltage
12 Volts DC
24 Volts DC
48 Volts DC
120 Volts AC
220/230 Volts AC
Current Load (Amps)
Distance (Meters)
Acceptable Voltage Drop
1% (Critical Electronics)
3% (Standard Solar/Main)
5% (Non-Critical AC Loads)
Find Cable Size
Recommended Cable Size
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Calculated for Copper wire at
3%
drop.