Cable Sizing Lighting Cable
3 CONDUCTOR
3 CONDUCTOR  COPPER  WIRE GAUGE SIZE
UNIT
WATTS PER
FIXTURE
# of
FIXTURES
VOLTS
APPROX.
AMPS
#14
#12
#10
#8
#6
#4
1/2 HP ONLY
75
2
120
1.3
740
1150
1920
2955
4710
7445
1/2 HP ONLY
75
4
120
2.5
385
600
1000
1535
2445
3870
1.5 - 5.5 HP
150
2
120
2.5
385
600
1000
1535
2445
3870
1.5 - 5.5 HP
150
4
120
5
190
300
500
765
1220
1935
1.5 - 5.5 HP
250
2
120
4.2
230
355
595
915
1455
2300
1.5 - 5.5 HP
250
4
120
8.5
110
175
290
450
720
1135
AquaMaster® recommends consulting a licensed electrician to properly size
any underground cable from the main power source to our control panel.
Please contact AquaMaster® if assistance is required.