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

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