Wiring Calculators

Wiring calculators for wire size, MCB breaker size, solar DC cable and voltage drop. Always confirm final wiring with a licensed electrician.

• Wire Size for 1.5 Ton AC

  Which wire and breaker for a 1.5 ton inverter or non-inverter AC? mm² and 3/29, 7/29 sizes, run length and safety margin, explained.

• Wire Size Calculator Pakistan

  Find the right copper wire size for any load and length. Shows mm² and Pakistani 3/29, 7/29, 7/36 sizes with ampere ratings and voltage drop.

• MCB Size Calculator

  Pick the right MCB size and curve (B, C, D) for lights, sockets, ACs and motors from load watts. Wire and breaker matched safely.