Free Kerala Electricity Bill Calculator
KSEB Bill Calculator - Calculate Your Electricity Bill in Kerala
Estimate your KSEB electricity bill based on the units you consume and the applicable domestic electricity tariff in Kerala. Enter your electricity consumption below to get an estimated bill breakdown, understand the charges that affect your electricity bill in Kerala, and see how much of your grid electricity requirement could potentially be reduced with rooftop solar.
No registration required
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Instant estimate
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Kerala domestic tariff reference points
This KSEB bill calculator provides an indicative estimate. Your official KSEB bill is the final amount payable.
Your KSEB Bill Estimate
Calculate Your KSEB Electricity Bill Online
Use the KSEB electricity bill calculator to estimate your electricity charges based on your consumption.
Your Solar Estimate
Fill in the details below for an accurate recommendation tailored to your home.
Why Kerala is Perfect for Solar
4.5–5.5 Peak Sun Hours Daily
Kerala gets consistent solar irradiance year-round, even during monsoon months.
Current KSEB Domestic Slabs
The estimate uses the KSERC LT-I rates effective from 1 April 2025 to 31 March 2027.
₹78,000 PM Surya Ghar Subsidy
For eligible households: ₹30,000/kW for the first 2 kW plus ₹18,000 for the third kW, up to ₹78,000.
KSEB Net Metering
A bidirectional meter records import and export; current rules apply zone-wise accounting and banking conditions.
MNRE Empanelled — Government registered installer
KSEB Approved Vendor — Seamless net metering setup
50+ installations across Kerala
Free site visit — no obligation, no pressure
Your Personalised Estimate
Your Solar Savings Report
Indicative residential estimate only. Your KSEB bill, approved capacity, roof survey, equipment quote, and current utility accounting determine the final result.
Your Cost After Subsidy
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net amount after PM Surya Ghar subsidy
Recommended System Size
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kilowatt-peak (kWp)
PM Surya Ghar Subsidy
—
eligible residential CFA estimate
⏳ Subsidy scheme ends in
—Months
:
—Days
:
—Hrs
:
—Min
Book before March 31, 2027 to secure your subsidy
Families in your district are already saving with solar.
🏆
People with similar bills in Kerala typically choose this system size — and see payback in under 4 years.
Your latest estimate is ready
Want us to verify this price for your roof?
We’ll attach your latest bill, recommended system size, subsidy and savings estimate to the request—so you do not have to repeat anything.
Estimated System Cost
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before subsidy
Monthly Bill Savings
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estimated per month
Annual Savings
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per year
Payback Period
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years to break even
25-Year Total Savings
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lifetime benefit
CO₂ Offset (Annual)
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tonnes of carbon saved
Investment Recovery Timeline (out of 25-year system life)
Extra paid to KSEB in 2026 (that solar would have saved)
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Every month you wait, this number grows. Solar stops it permanently.
📈
If KSEB keeps raising tariffs (historical avg: +8%/yr)
KSEB raised tariffs in 2020, 2022, 2023 and 2025 — that's 4 hikes in 5 years.
Today
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In 5 Years
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With Solar ☀️
~₹0
* Projection based on 8% compound annual tariff increase. Actual increases may vary.
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Bill Breakdown
Understand Your Kerala Electricity Bill Details
Your KSEB bill includes more information than the total amount payable. Understanding your Kerala electricity bill details can help you see how much electricity you use, which tariff applies and why your bill changes from one billing period to another.
Consumer Number
This identifies your individual KSEB electricity connection. Keep your consumer number available when using official KSEB online services.
Previous Meter Reading
The meter reading recorded for your previous billing cycle.
Current Meter Reading
The latest recorded meter reading for your connection.
Units Consumed
Electricity consumption is generally measured in kilowatt-hours, commonly shown as units. A simple consumption calculation is:
Current meter reading − Previous meter reading = Units consumed
Tariff Category
Residential consumers generally fall under the applicable LT-I domestic category. Different tariff structures apply to commercial, industrial and other categories.
Energy Charge
The energy charge depends on the number of electricity units consumed and the applicable tariff slab.
Fixed Charge
Domestic KSEB bills also include a fixed charge based on consumption level and connection type.
Additional Charges
Depending on the bill and applicable regulations, the final payable amount can also be affected by additional duties, surcharges, adjustments or outstanding balances.
Bill Due Date
Always check the payment due date shown on your official KSEB bill.
Tariff Schedule
Current KSEB Domestic Electricity Tariff in Kerala
The current KSERC LT-I domestic tariff schedule specifies rates applicable from 1 April 2025 to 31 March 2027.
Telescopic Tariff — Monthly Consumption up to 250 Units
| Monthly Consumption | Energy Charge |
|---|---|
| 0 – 50 units | ₹3.35 / unit |
| 51 – 100 units | ₹4.25 / unit |
| 101 – 150 units | ₹5.35 / unit |
| 151 – 200 units | ₹7.20 / unit |
| 201 – 250 units | ₹8.50 / unit |
Non-Telescopic Tariff — Consumption Above 250 Units
| Monthly Consumption | Energy Charge |
|---|---|
| Up to 300 units | ₹6.75 / unit |
| Up to 350 units | ₹7.60 / unit |
| Up to 400 units | ₹7.95 / unit |
| Up to 500 units | ₹8.25 / unit |
| Above 500 units | ₹9.20 / unit |
Fixed charges also vary depending on the monthly consumption band and whether the connection is single-phase or three-phase.
Tariff reference: Kerala State Electricity Regulatory Commission, LT-I Domestic Schedule applicable from 1 April 2025 to 31 March 2027.
Calculation Logic
How KSEB Bill Calculation Works
A KSEB bill calculation involves more than simply multiplying all electricity units by one rate.
The calculation depends on factors including:
✓ Number of electricity units consumed
✓ Average monthly consumption
✓ Applicable tariff slab
✓ Telescopic or non-telescopic tariff
✓ Single-phase or three-phase connection
✓ Fixed charge
✓ Billing period
✓ Additional applicable charges
Telescopic KSEB Bill Calculation
For regular domestic consumption within the applicable telescopic range, different portions of electricity consumption are charged according to the respective slabs. For example, a customer using 150 units does not simply pay the 101–150 rate for every unit. Consumption is distributed through the applicable telescopic slabs.
Non-Telescopic KSEB Bill Calculation
When monthly consumption crosses the applicable telescopic range, the non-telescopic tariff structure applies. This means that moving into a higher consumption range can result in a noticeable increase in the overall electricity bill from KSEB. That is why reducing total consumption can have a larger financial impact for higher-usage homes.
Bill Troubleshooting
Why Is My KSEB Current Bill Higher?
Noticing that your current bill in Kerala is higher than usual? There may be several reasons.
Higher Electricity Consumption
Air conditioners, refrigerators, water heaters, pumps, induction cooktops, electric vehicles and other appliances can increase monthly consumption.
Moving Into a Higher Tariff Range
Higher consumption can move a domestic connection into another tariff category or from telescopic to non-telescopic billing.
Seasonal Changes
Electricity usage can vary significantly throughout the year depending on household occupancy, cooling requirements and appliance usage.
Electricity Duty or Other Applicable Charges
The final amount payable may include charges beyond the basic energy and fixed charges.
Previous Adjustments or Arrears
Outstanding amounts and billing adjustments can also affect your current KSEB bill.
High Bill Inspection Advice: If your official bill appears unusually high, check the units consumed, meter readings, tariff category and billing period before comparing it with the calculator estimate.
Official Portal
How to Check Your KSEB Bill Online
If you want to see your actual current KSEB bill, use the official KSEB Web Self Service platform. The official service provides online facilities for viewing and paying electricity bills and accessing other consumer services.
For Quick Pay, customers can enter the information requested by KSEB and submit it to view the bill before payment.
Important
FGE Solar cannot retrieve or modify your official KSEB bill. The calculator on this page is designed to help users estimate and understand electricity charges. For your exact amount payable, always refer to your official KSEB bill.
✓ Free site assessment · No obligation
Want Us to Verify This Estimate for Your Roof?
An online KSEB calculator can help you understand electricity costs, but the right solar system cannot be determined from the electricity bill alone. FGE Solar can verify your estimate using:
- Your recent KSEB bill
- Roof dimensions
- Roof orientation
- Shading
- Existing electrical system
- Consumption pattern
- Future electricity requirements
- Applicable subsidy eligibility
About the FGE Solar KSEB Bill Calculator
The FGE Solar KSEB bill calculator is designed to help Kerala electricity consumers understand how their approximate electricity charges are determined. The calculator can use electricity consumption, billing period, tariff structure and connection type to generate an indicative estimate. It should not be considered an official KSEB bill.
Actual KSEB bill details can vary due to factors such as electricity duty, fuel surcharge, Time-of-Day billing, adjustments, consumer status and other applicable charges. For the exact amount payable, use the official KSEB Web Self Service platform.
Customer Stories
Countless Families & Businesses Saving on Their Electricity Bills Every Month
Real Kerala homeowners and clinics. Real KSEB bill savings. Watch their stories.
Adars V. S.Manager, Trust Health Care · Trivandrum
Suresh R.Retd. Senior Superintendent, KSEB · Kattayikonam
C. YesodharanVidhya Gardens · Thiruvananthapuram
Questions & Answers
Frequently Asked Questions About KSEB Bills
Clear answers to common questions about KSEB electricity tariffs and bill calculation.
A KSEB bill calculator estimates your Kerala electricity bill using electricity consumption and the applicable tariff structure. Enter your units consumed and relevant connection details to receive an estimated energy charge, fixed charge and total bill. Your actual KSEB bill may differ because additional charges and adjustments can apply.
Start with the total electricity units consumed during the billing period. The applicable KSEB domestic tariff is then determined according to your average monthly consumption. Energy charges and fixed charges are calculated according to the applicable tariff rules. Additional charges may then affect the final bill amount.
For the LT-I domestic schedule applicable from 1 April 2025 to 31 March 2027, telescopic energy charges range from ₹3.35 per unit for the 0- 50-unit slab to ₹8.50 per unit for the 201- 250-unit slab. The non-telescopic rate is ₹6.75 per unit up to 300 units and increases across consumption categories to ₹9.20 per unit above 500 units.
With telescopic billing, different portions of your electricity consumption are charged at the applicable slab rates. This tariff structure applies to eligible domestic consumers within the specified consumption range.
Use KSEB's official Web Self Service or Quick Pay facility. The official portal allows eligible consumers to submit the required details to view their electricity bill and proceed with online payment.
Solar Planning Hub
Next step after Solar Savings Calculator Kerala
Use these next steps to move from research to a working solar decision.