Is this calculator free?

Yes — free, no sign-up, no reference number required.

Which tariff year is this based on?

The most recent NEPRA notification for 2025-26. We update whenever NEPRA revises rates.

K-Electric's tariff mirrors the national inclining-block structure, so the estimate applies with a small margin of error.

Blended-rate industrial consumer bill with fixed and variable charges.

Monthly units (kWh)

Variable energyRs. 770,000

FPA + QTARs. 118,000

Duty + GSTRs. 175,558

Total bill (indicative)Rs. 1,063,558

B1/B2/B3 industrial tariffs have separate demand and off-peak components — this shows a blended estimate.