Most common reasons for inverter not working

inverter installation
Image Credits: Wikimedia Commons

An inverter proves to be an extremely important and useful device for homes and offices.  What it does is that it provides us with electrical current and power during power cuts so that our day to day activities are not hindered.  However there are some cases when the inverter won’t work or would stop working unexpectedly. In such situations, we won’t receive any power output and may thus face troubles. This is why it is essential to know the cause of inverter not working and also the appropriate solution. The following is a list of reasons for inverter not working:

1. Defective power switch

REASON: One of the most common reasons for inverter not working or not turning on is a defective power switch.

SOLUTION: For this, you may need to unplug the inverter from the power source and plug in some other appliance into it. Turn on the appliance and see if it is working. If not, then your power switch is defective. In this case you may need to get the power switch replaced by a professional. If the appliance does turn on then that means that the problem is with the inverter itself.

power on off button

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2. Tripped inverter

REASON: Another reason for inverter not working could be tripping.

SOLUTION: To solve this problem, you may need to press trip reset button which is given on the inverter itself. This will help reset it and hence turn it on. See if this works and if not, then your inverter may be facing some other problem.

trip reset working

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3. Battery not connected

REASON: Have you checked whether your battery is connected to the inverter or not? Because one of the other common reasons for inverter not working is battery not connected.

READ ALSO:  DIY guide for inverter installation at home

SOLUTION: If not, then check and see if it is. If it is not connected then connect the battery and then try switching the inverter on again.

 inverter battery not connected

Image Credits: Wikimedia Commons

4. Battery terminals are rusty or corroded

REASON: Another one of the most common reasons for inverter not working is rusty or corroded battery terminals.

SOLUTION: For this, you may need to check the terminals. In case they are corroded then try clearing them with a dry cloth. Put them back again and try turning the appliance on. If it works, then the problem has been solved and if not, then you need to check for another problem.

rusted terminals

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5. Battery is weak or faulty

REASON: If your inverter is still not working after trying all the above given solutions then the possible cause could be a weak or faulty battery.

SOLUTION: If the battery is weak then one cause for this could be that it has become old and may need replacement. However if it is not old, then you may need to charge it. In case of faulty battery, then battery may need replacement.

weak battery


6. Battery is discharged

REASON: Another reason for inverter not working could be a discharged battery.

SOLUTION: If the battery is discharged then you may need to charge it for several hours before putting it back to work.

Now that you know the most common reasons for inverter not working, you can easily solve the problem and get your inverter working again. For inverter not working or any other problems, you can contact a professional through Mr Right.

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  1. 1

    I have LG smart tv . But once electricity is gone my inverter can’t take the load of tv only other appliance working fine . You requested to may please resolve the problem

  2. 2

    I have the same issue with my cat cpi1000 but the USB ports on at work just fine but when I try to plug in anything else no matter how small it won’t work I can’t find the fuse to replace and I checked the back none of the wires are loose or worn out looking so I don’t know what to do l what caused it or how to fix it

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