Voltage Drop Calculator | PES Supply

Voltage Drop Calculator

Name: Portlandia Electric Supply
Address: 1507 Portland Avenue, Louisville, KY, 40203, US
Telephone: +1-502-790-0600

Calculate voltage drop and wire size for any circuit

Wire Resistance (Ohms per 1000 ft, Copper)

AWG	Resistance (Ω/1000ft)	Ampacity (75°C)	Max Distance @3% (30A, 240V)
14 AWG	2.525	20A	47 ft
12 AWG	1.588	25A	75 ft
10 AWG	0.999	35A	119 ft
8 AWG	0.628	50A	189 ft
6 AWG	0.395	65A	301 ft
4 AWG	0.249	85A	477 ft
2 AWG	0.156	115A	762 ft