Before you can buy a sun wave inverter your house or office need to be configured first.
To know the capacity of inverter you need.this depend on the electronics you are using.
solar energy system also need to configured the house or office where is going to be install.

This are the list of solar material you need
1 photovoltaic module
2 charge controller
3 inverter
4 Battery
5 connecting wires

but for inverter you only need your pure sine wave or modify sine wave this is are the imported ones
the pure sine wave inverter is more expensive more durable and can power
all appliances including air-condition and refrigerator.
modify sine wave inverter is a kind of inverter which can also conform with home appliances,
but with limitations due to its wave form.it work fine with some home appliances without the
used of air-condition.it very cheap
the local inverter is very cheap but it can less like that of the imported one

you can get a manual on our to used inverter and our to do the configuration at tha rate of 3,000 naria only.
you can call me or mail me.
my phone nos -08089720364
my email- tundephilip@yahoo.com