Wiring & Electrical Calculators
Wire sizing, voltage drop, fuses, and electrical calculations for solar.
12 calculators
🔌 Solar Wire Size Calculator
AWG or mm² — the right gauge for your solar run.
⚡ Voltage Drop Calculator
Keep voltage loss under 3%.
🔧 Wire Gauge Calculator (AWG)
AWG wire gauge selection by current and distance.
🔧 Cable Size Calculator (mm²)
Metric cable sizing for solar installations.
🔸 Fuse Size Calculator
Correct fuse rating for solar circuits.
🔸 Circuit Breaker Size Calculator
Breaker sizing for solar connections.
🔧 Conduit Size Calculator
Conduit fill calculation for wire runs.
🔸 Amps Calculator
Watts to amps, amps to watts conversion.
⚡ Watts Calculator
Calculate watts from volts and amps.
Ω Ohm's Law Calculator
V = IR — voltage, current, resistance, power.
🔌 DC Wire Size Calculator
DC-specific wire sizing for solar and battery.
🔌 AC Wire Size Calculator
AC wire sizing for inverter to panel runs.