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otrfun's avatar
otrfun
Explorer II
Dec 02, 2019

Renogy 100ah LifePo4 Lithium - Max Surge Current

Renogy tech support is telling me the BMS on their standard (not Smart) 100ah LifePo4 battery will shut down the battery if the current exceeds 100a, period---that it has no surge capability like the ...
MDKMDK's avatar
MDKMDK
Explorer
Dec 02, 2019
From the Owners Manual, an Onan QD3200 diesel generator can draw up to 675 CCA under very cold conditions, with a draw of 475A just to get it to turn over at ambients down to 0F. I believe I read somewhere that they can suck up to 300A to start at more comfortable/normal temps.
Once again, any electric (starter) motor or other mechanical device can draw mucho amps when starting/running.

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