What Size Wire Do I Need?

Goulds Single-Phase Pump

Find the correct wire size for your pump.

HP Pump Wire Configuration Phase Site Voltage

Cross reference the distance from your pump to the electrical service entrance to determine the correct gauge.
Motor Rating				Copper Wire Size
HP	Wire Count	Phase	Volts	14 Gauge	12 Gauge	10 Gauge	8 Gauge	6 Gauge	4 Gauge	3 Gauge	2 Gauge
.5 HP	3 Wire	1 ∅	115V	101 ft.	160 ft.	255 ft.	404 ft.	629 ft.	1002 ft.	1200 ft.	1591 ft.
.5 HP	3 Wire	1 ∅	230V	359 ft.	571 ft.	912 ft.	1444 ft.	2246 ft.	3581 ft.	4359 ft.	4685 ft.
.5 HP	2 Wire	1 ∅	115V	112 ft.	178 ft.	284 ft.	449 ft.	699 ft.	1114 ft.	N/A	1769 ft.
.5 HP	2 Wire	1 ∅	230V	466 ft.	742 ft.	1183 ft.	1874 ft.	2915 ft.	4648 ft.	N/A	7379 ft.
.5 HP	3 Wire	3 ∅	230V	756 ft.	1202 ft.	1917 ft.	3037 ft.	4725 ft.	7532 ft.	N/A	N/A
.75 HP	3 Wire	1 ∅	230V	281 ft.	447 ft.	713 ft.	1129 ft.	1757 ft.	2800 ft.	3309 ft.	4446 ft.
.75 HP	3 Wire	3 ∅	230V	562 ft.	894 ft.	1426 ft.	2258 ft.	3513 ft.	5601 ft.	7884 ft.	8892 ft.
.75 HP	2 Wire	1 ∅	230V	353 ft.	562 ft.	897 ft.	1420 ft.	2210 ft.	3523 ft.	N/A	5594 ft.
1 HP	3 Wire	1 ∅	230V	233 ft.	371 ft.	592 ft.	937 ft.	1458 ft.	2324 ft.	2831 ft.	3689 ft.
1 HP	3 Wire	3 ∅	230V	466 ft.	742 ft.	1183 ft.	1874 ft.	2915 ft.	4648 ft.	6375 ft.	7379 ft.
1 HP	2 Wire	1 ∅	230V	271 ft.	430 ft.	686 ft.	1087 ft.	1692 ft.	2697 ft.	N/A	4281 ft.
1.5 HP	3 Wire	1 ∅	230V	201 ft.	320 ft.	510 ft.	808 ft.	1257 ft.	2004 ft.	2474 ft.	3182 ft.
1.5 HP	3 Wire	3 ∅	230V	359 ft.	571 ft.	912 ft.	1444 ft.	2246 ft.	3581 ft.	5078 ft.	5685 ft.
1.5 HP	2 Wire	1 ∅	230V	211 ft.	335 ft.	535 ft.	847 ft.	1318 ft.	2100 ft.	N/A	3335 ft.
2 HP	3 Wire	1 ∅	230V	180 ft.	286 ft.	456 ft.	722 ft.	1123 ft.	1790 ft.	2251 ft.	2843 ft.
2 HP	3 Wire	3 ∅	230V	288 ft.	459 ft.	732 ft.	1159 ft.	1803 ft.	2874 ft.	3699 ft.	4563 ft.
3 HP	3 Wire	1 ∅	230V	133 ft.	211 ft.	337 ft.	534 ft.	830 ft.	1324 ft.	1664 ft.	2102 ft.
3 HP	3 Wire	3 ∅	230V	217 ft.	345 ft.	551 ft.	872 ft.	1357 ft.	2163 ft.	2749 ft.	3434 ft.
5 HP	3 Wire	1 ∅	230V	N/A	N/A	206 ft.	326 ft.	507 ft.	809 ft.	1017 ft.	1284 ft.
5 HP	3 Wire	3 ∅	230V	N/A	N/A	318 ft.	503 ft.	783 ft.	1248 ft.	1683 ft.	1982 ft.