Grape 40 Amp PWM Charge Controller versus ?
I often see recommendations for the Grape Solar GS-PWM-40BT 40 Amp PWM Solar Charge Controller. The Grape controller was recommended as a potential replacement for my Renogy 30A PWM LCD Controller an...
Forum Discussion
if your current controller is the hp2430 then it is the same as the hp2440 except for bluethooth.
http://www.srnesolar.com/index/lists/id/29.html
the BT app is useful in monitoring and changing some parameters.
http://www.srnesolar.com/index/lists/id/29.html
the BT app is useful in monitoring and changing some parameters.
