Thread: How to calculate which inverter and battery are suitable for me?

I want to buy inverter and battery. But i haven't much electronic knowledge. In market lots of equipment available, but i want to spend in the item that is perfect for me.
How to calculate how much i use electricity and which inverver and battery will take this load easily

you'll need to know how much power you need and at what rate and how long you'll need it

power is voltage times current

batteries are rated in amp hours, how many amps can be delivered for how long..
it would help if you had some specifics i could demonstrate with

An inverter and battery sounds much like a UPS. Is this what you need? UPS' are rated in maximum load and minutes of reserve. The advantage is, they are a complete engineered unit complete with automatic battery charger and auto transfer from utility power to battery backup power. As long as you know the watts or volt-amps of the load, you can select from a wide assortment of units with ratings equal to or greater than the load.