You need around 4 to 5 solar batteries for that much power requirement.

There are float vent plugs with water indicators in UTL solar batteries. You can easily see the level of water in the battery.

To run all these electrical appliances, you need to fix at least 4 nos of UTL solar solar batteries.

You need 4 solar batteries in 3kW solar system.

Yes, solar batteries are able to power 10HP solar water pump. To run 10HP solar submersible water pump, you need at least 10 solar batteries.

Yes, there is 36 months and 60 months warranty on solar batteries, depending upon the model of the battery.

A standard 12V 150Ah UTL solar battery can store 150 ampere hours 12 volt in it. However, the storing capacity of a solar battery can be increased or decreased according to its power rating.

The estimated life of UTL solar batteries are approximately 5 to 7 years.

Yes off course, you can install UTL solar batteries for your existing solar system of any capacity.