Pro Conduit Fill Calculator
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1. Conduit Details
Electrical Metallic Tubing (EMT)
Electrical Metallic Tubing (EMT)
PVC Schedule 40
PVC Schedule 80
Rigid Metal Conduit (RMC)
3/4"
1/2"
3/4"
1"
1-1/4"
1-1/2"
2"
2-1/2"
3"
4"
2. Wire Conductors
About This Tool
Use our Free Advanced Conduit Fill Calculator to easily determine the maximum number of wires allowed in a conduit according to NEC (National Electrical Code) standards. Perfect for electricians and engineers, this tool supports EMT, PVC Schedule 40/80, and RMC conduits. Accurately size your raceways for THHN, THWN-2, and XHHW conductors, ensuring safety and code compliance for every electrical project.