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tealboy's avatar
tealboy
Explorer
Oct 17, 2018

How long will this battery last using inverter?

Ordered a new inverter, Wagan smart ac400,sells for appx $40 and is modified sine w .6 amp draw no load, rated 90 percent efficiency, full time fan and is said to run a true 400 Watts 24 hrs w surge t...
pianotuna's avatar
pianotuna
Nomad III
Oct 17, 2018
Hi,

About 1.34 hours to 50%. Discharge is not linear.

tealboy wrote:
connected to a 100 amp hour deep cycle battery with a 200 watt continuous load.


Is the math 200/10=20 amps which means 2.5 hours run time before reaching 50 percent and shutting down or can I get a decent amount more run time!

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