Wire Gauge Calculator

Calculate The Optimal Wire Gauge for Your DC Microgrid or Distributed Switch

Thank you PoE Texas Users for making the PoE Calculator one of our most popular online tools!

 Let us help you calculate your PoE budget by Powered Device (PD) and for a Power Supplying Equipment (PSE).

ft.
=
m.

V
W
AWG
Ohm
Total Resistance

Ohm

(I2) Total Current Draw

amps

(PS2) Power at the Source

watts

(Pd) Power at the Device

watts

(Vdr) Voltage Drop Across the Wire

volts

(Vpd) Volts at the Device

volts

ft.
=
m.

W
V
V
V
A
W
W
Ohm
Ohm
Required Wire Gauge

AWG

ft.
=
m.

W
V
AWG
A
Ohm
V
Source Voltage

Volts

The PoE Calculator is now in the App Store and Google Play: