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Wire & Cable Size Calculator
Enter the load, cable run length and allowed voltage drop to get a suggested conductor size.
- Load current
- 8.7 A
- Recommended size
- 1.5 mm²
- Drop at that size
- 1.32%
This tool gives a quick estimate for planning purposes only — it doesn't account for every site condition (ambient temperature, conduit fill, local code). For a final specification or anything connected to your mains, have it checked by a licensed electrician — talk to us.