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How do I know if my inverter is defective?
Home
Support
FAQ
About inverters
How do I know if my inverter is defective?
About inverters
What is an inverter?
How should I select the right size inverter?
What is the advantage/disadvantage of 12, 24, 48 volts?
How do I know if my inverter is defective?
How do I know which inverter to buy?
Has my inverter the Ingress Protection Marking(IP Level)?
What is an on-grid or grid-tied inverter?
What is an off-grid inverter?
What is a hybrid inverter?
What is MPPT?
What is PWM?
Why would I need an external solar charger?
About partnership with OPTI-Solar
How do I qualify for a partnership with OPTI-Solar?
How does the partnership work?
I’m a new one in the solar market, how do I get the technical training ?
What support can I get from a partnership?
About warranty
What does the warranty cover?
How long is my inverter covered?
How can I tell if my inverter is still under warranty?
How can I get support if my inverter is out of warranty?
How do I make a warranty claim?
How do I find out the serial number of the inverter?
What are the different photographs to be attached along with the warranty claim form?
How do I know that I am buying from OPTI-Solar authorized a warranty?
If I bought an inverter from eBay or some auction/exchange website, do I still have a warranty?
About installation
What type of system do I need?
How do I install an inverter?
What is the battery configuration?
What size cables should I use?
How can I D.I.Y the solar system?
Do your inverters have high and low battery voltage shutdown?
Can I connect the diesel generator as the utility input source?
How do I know if my inverter is defective?
When an inverter is defective, a fault code appears on the inverter LCD or a fault light on the LED which is generally red.
