Power Inverter Questions & Support (24)

Find answers to frequently asked questions about Cobra power inverters — installation tips, safe operation, troubleshooting, and choosing the right model.

Why is my inverter sounding an alarm?

Modified on Wed, 20 Aug, 2025 at 1:56 PM
How much power can I draw from each AC outlet?

Modified on Wed, 13 Aug, 2025 at 1:42 PM
How come my Remote On/Off Controller won't turn ON?

Modified on Wed, 13 Aug, 2025 at 1:43 PM
Why won't my Remote On/Off Controller turn OFF?

Modified on Thu, 9 Sep, 2021 at 3:17 PM
Why is the display on my Remote On/Off Controller staying dark when I turn the inverter ON from the Remote?

Modified on Wed, 20 Aug, 2025 at 1:55 PM
Why is my inverter sounding an alarm but no Error messages are showing on the Remote Controller LCD display?

Modified on Wed, 20 Aug, 2025 at 1:55 PM
Why is the USB port on my Remote not charging my device?

Modified on Wed, 13 Aug, 2025 at 1:49 PM
Does my inverter include a bonded neutral/ground?

Modified on Tue, 11 Nov, 2025 at 3:33 PM
Calculating Battery Life

Modified on Tue, 5 Aug, 2025 at 10:39 AM
How Big Does the Battery Need to Be?

Modified on Tue, 5 Aug, 2025 at 10:41 AM