Electrician Helper: NEC Calc

Electric calculators that show their work: wire size, voltage drop, conduit.

Electric Helper is the field calculator built for working electricians. Every answer is big enough to read from arm's length, cites the NEC table it came from, and shows the math behind it so you can defend it to an inspector.WHAT YOU CAN DO• Wire size and ampacity: Table 310.16 with ambient temperature correction, bundling adjustment, 110.14(C) termination limits, the 240.4(D) small-conductor rule and a breaker…