Off Grid Power Plant - Calculator

Size your home solar system in 2 minutes — instant pricing & payback

1 What kind of home do you have?

We'll pre-fill the rest based on your choice — change anything you like.

2 What's your average monthly electricity bill?

Drag the slider to roughly match your last 6 months.

Monthly bill ₹ 4,800
₹2K₹8K₹14K₹20K₹25K+
3 What do you want solar to power?
4 How often do you face power cuts?

This decides your battery size — bigger battery for longer outages.

5 Solar panel capacity

Bigger array = more bill savings. We've recommended a size based on your home type.

Solar PV 3.0 kWp
03 kWp6 kWp10 kWp15 kWp
Suggested for a 2-BHK: 3 kWp · generates ~ 4,400 kWh / yr
6 Battery capacity

Stores extra solar for evenings & outages. Set to 0 if you only want daytime savings.

Lithium battery 7.5 kWh
07.5 kWh15 kWh22.5 kWh30 kWh
Suggested for occasional outages: 7.5 kWh · ~3 hr essential backup
7 Installation & add-ons
8 Your recommended STF inverter

Auto-selected from your solar & battery choices — change manually below.

Indicative pricing based on panel rate of ₹17–20 / W, lithium battery at ~₹19K / kWh, and STF MRP for the chosen inverter. Final quote depends on roof type, brand selection & site survey.

Indicative pricing. Final cost depends on site, panel brand and battery chemistry. Generation modelled at 4.8 kWh / kWp / day · tariff ₹8 / kWh · panel degradation 0.7 % / yr.