Forum Discussion
Ed_Gee
Apr 01, 2015Explorer II
towpro wrote:
This is going into a Slide-in Truck camper. Two 27 series AGM batteries. 45 amp on board charger, solar will be between 200-280 watt (installed at a later date). I do have a Honda Generator as well.
I am going with Bogart 2030 RV, and later the Bogart Solar controller. But now I need to know should I go with the 100A shunt of 500A shunt?
500a sounds like a lot, and I would appropriate the extra digit on load display using the 100A shunt. Which one should I use?
I have nearly the same configuration as you do and installed a 100A shunt for my battery monitor system. I have 225Ah battery bank and my charger also maxes out at 45A and the Inverter portion is 750 Watts... only running the entertainment system....no MW oven, or other high current outlets.
That said, another issue not mentioned is the robustness of the connections to that Shunt. My particular battery monitor system provided a rather physically puny shunt... I did not like fastening my rather large #2 battery cable terminals to the shunt with it's provided small bolts. So instead I shopped around and bought the same specification shunt from a high quality provider ( Simpson ) and now have strong solid connection to my shunt. Thus, I would recommend you get the 500A shunt for this reason, if no other.
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