LOT CONSTRUCTIONAND REAL ESTATE

Free solar assessment

Find out what solar system you need

Tell us the appliances you want to power, how often you use them, and your preferred battery type. Our calculator will estimate the solar system size you may need.

This tool gives a preliminary estimate for planning purposes. Final system sizing and pricing are subject to a professional site assessment and detailed BOQ from LOT Construction & Real Estate.

Or pick a popular package for an instant quote

One quick question

Do you already know the system capacity you need?

For example, in kVA or kWp. This just decides how many questions we ask you.

Yes, I know roughly what I needGet a guided, professional assessment — battery choice, backup hours, budget range and a full cost breakdown.

No, please guide meJust pick your appliances and get an instant simple recommendation.

Your details

We need these to reach you with your personalised assessment and, where useful, to follow up with next steps.

Full name Phone number Email address Location (city / area)

I don't need a site inspection from your team — only contact me with the report. (If ticked, we only need your name, phone and email.)

Your details are shared with LOT so we can serve you. They are used only for this enquiry.

Please fill in your name, phone number and email.

What do you want to power?

Tap to add an appliance, then set how many you have and hours used per day.

Select at least one appliance.

Professional assessment

Battery, backup & budget

This lets us give you a more precise system and cost estimate.

Preferred battery type

Lithium-ion (LiFePO4)Compact, longest lifespan, deepest usable capacity (90%). Highest upfront cost.

Tubular (Lead-acid)Mid-range cost, bulkier, usable capacity ~50%. Wired as 12V units to reach your system voltage.

Dry Cell (Sealed/AGM)Lowest upfront cost, shortest lifespan, usable capacity ~40%. Best for light/small backup needs.

Desired backup during outages

4 hrs

8 hrs

12 hrs

24 hrs

Average hours of grid power per day

None / off-grid

~6 hrs

~12 hrs

18+ hrs

Approximate budget for this project

Please select a battery type, backup duration and grid hours.

Your estimate

Your recommended solar system

Estimated daily energy use

–

Recommended inverter size

–

Recommended solar array

–

Recommended battery bank

–

Estimated system price range

–

These figures are preliminary, based on the appliance loads and preferences you entered. Actual panel orientation, shading, cable runs, brand selection and site conditions affect the final design. LOT Construction & Real Estate will confirm exact sizing and pricing after a site visit and a detailed Bill of Quantities (BOQ).