Ampacity Calculator

NEC Table 310.16 with temperature correction and conduit fill derating

Ampacity Results

Derated Ampacity --
Base Ampacity (Table 310.16) --
Temperature Correction --
Conduit Fill Factor --
Combined Factor --

Quick Size Reference

Size 60°C Cu 75°C Cu 90°C Cu
1415A20A25A
1220A25A30A
1030A35A40A
840A50A55A
655A65A75A
470A85A95A
295A115A130A
1/0125A150A170A