Calculator

Cable cutter mm² calculator

Enter Cu/Al cable mm². Get a 240 / 400 / 500 class or NO_MATCH. Soft copper/aluminum only; confirm live rating; PPE; keep clear of jaws.

Result

Enter values to begin.

Worked checks: 120 → 240 · 300 → 400 · 450 → 500 · 600 → NO_MATCH. classLbs uses 240 / 400 / 500 for CTA matching.

Guides

Limits, material bans, and when to stop shopping this ladder.