1) Application for which the Inverter is required: The buyer needs to understand clearly the application and sizing. Also the changeover time that it can tolerate.

2) Power quality at the site: The power quality at the site needs to be studied, and proper site power quality audit needs to be done for proper sizing of the Inverter and back up.

3) Study the load: Proper study of the load needs to be done with a power analyser to understand the  Power Factor and other parameters of the load to be connected.

4) Efficiency of the Inverter: Choose an Inverter that has a higher efficiency as it will provide a better RoI (Return on Investment).

5) Vendor Background: The vendor should be able to offer a solution, and not just a product. They should also have the wherewithal to do a proper site and load study.

6) Service Network:Size of the Service network, reputation on TAT and response of the vendor or company is to be studied.

Everyone is aware of the “Domestic Inverter” also known as “Home UPS” which has become a necessity for every home or small office across the country given the power outages experienced across India. These Domestic Inverters are typically in the 600VA to 1.5kVA range and are used to provide battery based back-up power for lights, fans, TV and other house-hold appliances during a power outage.
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Power Electronics Company

The Opportunity for Indian Original Equipment manufacturers (OEMs) for providing power backup and power conditioning products is immense given the frequency of power outages and the wide spectrum of power quality issues across India. Many products imported from overseas, typically run into reliability issues when used in India due to the type of power and site issues prevalent in most Indian sites.
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