High KSEB bills

Cutting a high KSEB bill with rooftop solar

Kerala tariffs are slabbed, so the units at the top of a high bill are the expensive ones, and those are the units solar removes first.

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Will it help

Will solar reduce a high KSEB bill?

Yes, and the higher your bill the better the arithmetic works, because KSEB tariffs are slabbed. The units you remove come off the most expensive slab first. A household billing ₹2,300 to ₹2,900 a month is typically a 3 kW case; ₹3,800 to ₹4,800 is typically 5 kW. A survey reads twelve months of bills to establish which.

This is why the same system size produces very different savings for two households. What matters is which slab your last units sit in, not just how many units you use.

Bring twelve months of bills, not one.

Why slabs matter

The top of the bill is the expensive part

Solar removes units from the top of your consumption, which is where the rate is highest.

✓  Kerala tariffs step up as consumption rises

✓  Solar removes units from the top slab first

✓  The saving per unit is therefore higher on a high bill

Householder reading a rising KSEB electricity bill
Hand holding a phone showing household solar generation data

Check the cause first

Not every high bill is a solar problem

Sometimes an old pump, a failing fridge or a geyser on a timer is the real culprit, and it is cheaper to fix that than to size panels around it.

✓  A failing geyser or pump can look like a tariff problem

✓  A faulty meter shows up in the twelve-month pattern

✓  We would rather find that than sell you an oversized system

WORK IT OUT

Put in one KSEB bill.

One question, one answer: how many kilowatts of solar does your home actually need?

✓  System size matched to your actual consumption

✓  Your exact PM Surya Ghar subsidy entitlement

✓  Expected monthly generation and roof area needed

₹10,500

saved per kW, every year

Based on 1,400 units per kW per year at KSEB’s upper slab rates of ₹6.75–8.00 a unit. A 3 kW system generates about 4,200 units and saves roughly ₹31,500 a year.

This bill is for

*Generally an amount you receive for your residential or commercial bill.

Printed on your bill. It differs between slabs.

We need a name and a number to send your result and to call you back about a free survey.

What we look at

Reading the bill properly

Twelve months of bills, not one

Consumption swings with the seasons in Kerala. A single bill is a misleading basis for sizing.

Load shifting increases the benefit

Running flexible loads in daylight uses generation directly rather than exporting it.

Trusted brands. Krafted for you.

Emmvee solar panel manufacturer logoAdani Solar manufacturer logoABB electrical equipment logoFoxESS solar inverter manufacturer logoGoldi Solar panel manufacturer logoWaaree Energies solar panel manufacturer logoReNew renewable energy company logoL&T electrical products logoSchneider Electric logoMersen electrical protection logoRayzon Solar panel manufacturer logoHavells electrical products logo

Questions

High bills, answered

It depends on your consumption, your usable roof and how much of your load falls in daylight hours. Because KSEB tariffs are slabbed, removing units from a high bill saves more per unit than from a low one. A survey reads twelve months of bills before anyone should quote you a figure.

Yes, and it lines up well. The strongest generation months in Kerala are February to April, which is when air-conditioning load peaks.

Look at both. If something specific is driving the bill - an ageing pump, a failing appliance - fixing it is usually cheaper than adding capacity to feed it. We will say so if we see it at survey.

Next step

Send us twelve months of bills.

We will tell you what is driving the bill before we talk about panels.