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.

BILLING

See what shifting load to off-peak hours saves on your bill.

Peak-hour units (5–11 pm)Off-peak unitsPeak rate (Rs./unit)Off-peak rate (Rs./unit)

Peak cost — 80 unitsRs. 3,840

Off-peak cost — 220 unitsRs. 6,160

Total TOU billRs. 10,000

vs flat rateRs. 1,400 cheaper