CEB Tariff Based Solar Sizing

Solar Calculator

Choose your CEB category, enter your monthly bill, and get a quick solar and battery estimate.

Your Details

Start with your bill. Extra tariff fields appear only when they apply.

Customer category

Monthly CEB bill (LKR)

CEB tariff type

Shown for General Purpose and Industrial customers only.

Demand kVA, if billed

Used for Rate 2/3 categories only.

Battery backup level

Backup hours

A first estimate based on your bill and the type of backup you want. Datacon will confirm the final design after checking your site and load profile.

Minimum Solar Capacity

0.0kW

Recommended to cover the estimated monthly energy need.

Battery Capacity

0.0kWh

For selected backup level and hours.

Estimated Monthly Units

0kWh

Back-calculated from selected CEB tariff.

Potential Battery Revenue

0LKR/mo

Potential evening battery export income.

Estimated daily consumption0 kWh/day

Estimated monthly solar production0 kWh/month

Potential evening battery export0 kWh/day

See how estimated units are calculated

This is a fast estimate. For Rate 2/3 customers, demand charges can remain even after solar because they are based on kVA demand, not kWh energy.