K-Electric area - 5.8 peak-sun hrs/day

Solar calculator for Karachi

Karachi solar estimates need both strong sun and coastal conditions in the model. Use this calculator page to compare K-Electric bills, roof exposure, corrosion risk, and daytime load before shortlisting installers.

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City estimate

Karachi solar estimate at a glance

These planning numbers use K-Electric city assumptions, 5.8 peak-sun hours per day, a 75% performance ratio, Rs. 60/unit retail value, and Rs. 11/unit export credit. Final quotes should still be verified by site survey.

DISCO
K-Electric
K-Electric
Peak sun
5.8
hours per day used for sizing
Province
Sindh
local assumptions and installer coverage
Default type
Hybrid
on-grid costs are shown below too
Use caseMonthly unitsHybrid sizeCost estimateMonthly generationSavingsPayback
Small home350 kWh3 kWRs. 460K - Rs. 540K392 kWhRs. 14,9002.8 years
Family home600 kWh5 kWRs. 760K - Rs. 910K653 kWhRs. 24,8002.8 years
Large home900 kWh7 kWRs. 1.06M - Rs. 1.27M914 kWhRs. 34,7002.8 years
Shop or office1,500 kWh12 kWRs. 1.82M - Rs. 2.18M1,566 kWhRs. 59,4002.8 years
System prices

Karachi 5 kW, 7 kW, 10 kW, and 15 kW solar cost guide

Use fixed-size costs when an installer quotes a standard package. Use the monthly-units table above when you want bill-first sizing.

5 kW

On-grid range
Rs. 410K - Rs. 500K
Hybrid range
Rs. 760K - Rs. 910K
Estimated monthly generation
653 kWh

7 kW

On-grid range
Rs. 580K - Rs. 690K
Hybrid range
Rs. 1.06M - Rs. 1.27M
Estimated monthly generation
914 kWh

10 kW

On-grid range
Rs. 830K - Rs. 990K
Hybrid range
Rs. 1.52M - Rs. 1.82M
Estimated monthly generation
1,305 kWh

15 kW

On-grid range
Rs. 1.24M - Rs. 1.49M
Hybrid range
Rs. 2.28M - Rs. 2.72M
Estimated monthly generation
1,958 kWh
Local sizing notes

What changes in Karachi

Karachi's 5.8 peak-sun-hour assumption supports strong generation, especially on open roofs in DHA, Clifton, Gulshan, North Nazimabad, PECHS, and Bahria Town Karachi.

Coastal humidity and salt exposure make mounting structure coating, stainless fasteners, cable routing, and inverter placement more important than they are in many inland cities.

DHACliftonGulshan-e-IqbalNorth NazimabadPECHSBahria Town Karachi
Net billing

K-Electric savings logic

K-Electric users should model imported units at the retail tariff and exported units at the export credit separately. A high daytime load profile usually beats oversizing only for exports.

The calculator separates direct savings from export credit because imported units and exported units have different cash values. This is why two Karachi homes with the same kW size can have different payback.

Quote checklist

Before you sign a Karachi solar quote

Keep every installer on the same scope. Otherwise a cheaper quote may simply be missing protection gear, stronger mounting, monitoring, battery wiring, or K-Electric paperwork.

1

Confirm the K-Electric filing scope, fees, drawings, testing, inspection, and bidirectional meter timeline.

2

Ask for panel brand, exact model, wattage, serial verification, product warranty, and performance warranty.

3

Require inverter make, model, warranty channel, monitoring access, surge protection, earthing, and breaker details.

4

Separate panels, inverter, mounting, protection gear, battery, labor, and net-billing filing into line items.

5

Ask Karachi installers about anti-corrosion structure specs, inverter ventilation, warranty support, KE application handling, and whether the quote includes surge protection and earthing.

FAQ

Karachi solar calculator questions

Short answers for the searches people make before they request quotes.

Why is Karachi's solar output often higher than Lahore or Islamabad?

Karachi uses a 5.8 peak-sun-hour assumption here, which is higher than Lahore and Islamabad. Real output still depends on shade, tilt, dirt, and inverter clipping.

What should Karachi buyers check in a solar quote?

Check corrosion-resistant structure, cable quality, DC protection, inverter location, monitoring, and K-Electric documentation scope before comparing total price.

More cities

Compare nearby solar calculator pages

Solar output and DISCO paperwork vary by city. Use these pages to compare assumptions before asking for quotes across multiple locations.

Calculate your Karachi solar system from your bill

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