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Wire Pulling Tension Calculator
Calculate safe wire pulling tension and prevent conductor damage with professional tension analysis and NEC compliance checks.
Quick Presets
200A Service Entrance
4/0 ALU conductors, 2" PVC, typical residential service
Long Underground Run
#2 CU conductors, 1-1/4" PVC, 300ft run
Typical Branch Circuit
#12 CU branch circuit, 3/4" EMT
100A Feeder
#4 CU feeder, 1-1/4" EMT, multiple bends
Conduit Configuration
Conduit Type
Conduit Size
Total Length (ft)
Conductors
Add Conductor
Wire Size
Count
Insulation
Bends
Add Bend
Angle (degrees)
Radius (inches)
Remove
Pulling Lubricant
Lubricant Type
Calculation Results
Total Pulling Tension:
0 lbs
Max Safe Tension:
75 lbs
Sidewall Pressure:
0 psi
Jam Ratio:
4.7%
Recommended Lubricant:
soap
NEC Compliance
NEC Compliant
NEC References
NEC 314.71(B)
Conduit fill shall not exceed 53%
NEC 300.18
Installation of conductors in raceways
ICEA S-104-696
Maximum pulling tensions for conductors
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