Voltage Drop

 
Wattage 50W 100W 150W 200W 250W 300W
12 Volt Output
14 ga.
81 40.6 27 20 16.3 13.5
12 ga.
129 65 43 32 26 21.6
10 ga.
204.5 102 68 51 41 34
8 ga.
317 158 105 79 63.4 52.8
13 Volt Output
14 ga.
135.5 68 45 34 27 22.6
12 ga.
216 108 72 54 43.3 36
10 ga.
340 170 114 85 68.2 56.8
8 ga.
528 264 176 132 105.6 88
14 Volt Output
14 ga.
190 95 63 47.4 38 31.6
12 ga.
303 151 101 75.5 60.6 50.5
10 ga.
477 238.5 159 120 95.4 79.5
8 ga.
740 370 246 185 148 123
15 Volt Output
14 ga.
244 122 81 61 48.8 40.6
12 ga.
390 195 130 97 78 65
10 ga.
613 307 204.5 153 123 102
8 ga.
950 475 317 237 190 158

* Note: Min. Volts on the load is 10.5V @ 20° C; Distance in FT.