Forum Discussion
MrWizard
Aug 15, 2017Moderator
I might be wrong
but i am of the opinion that the more Conservative the AmpHr rating per pound of lead, aka more lead per AmpHr
the higher the quality of battery
my Surplus Telco server batteries 105# 135Ah each
thats 1.28 Ah per pound of lead
since the batteries are 33% heavier than a group 31, but also taller
i don't know if the plates are just taller, or also Thicker while being taller
i suspect thicker, because i'm not sure they are 33% taller
i never thought about it until now
as it has been stated many times
plate thickness is design of function
super high amps for a short time, aka spin the starter on a cold engine
or moderate amps for a along time for a dedicated load
For MOdern RV'ers , there is NO constant for comparison
no set number of hours of 40w tv, no set number pump run minutes
lots of intermittent high amp inverter use
but i am of the opinion that the more Conservative the AmpHr rating per pound of lead, aka more lead per AmpHr
the higher the quality of battery
my Surplus Telco server batteries 105# 135Ah each
thats 1.28 Ah per pound of lead
since the batteries are 33% heavier than a group 31, but also taller
i don't know if the plates are just taller, or also Thicker while being taller
i suspect thicker, because i'm not sure they are 33% taller
i never thought about it until now
as it has been stated many times
plate thickness is design of function
super high amps for a short time, aka spin the starter on a cold engine
or moderate amps for a along time for a dedicated load
For MOdern RV'ers , there is NO constant for comparison
no set number of hours of 40w tv, no set number pump run minutes
lots of intermittent high amp inverter use
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