Need your $0.02 on charge controllers
Currently I have a 50 watt panel with a Sun Saver 10A charge controller. Based on my needs/wants/calculations/funds/roof space etc, I want to add another (2) 100-150 watt panels. I am going to do t...
Forum Discussion
Hi,
To squeeze every watt requires a more expensive controller technology called MPPT. For 350 watts the Rogue mentioned above is about the perfect size. It will cost more to do MPPT than PWM, and the gains may only be around 8% according to the most pessimistic figures. That still amounts to about another 2.5 amps X 5 hours = 12.5 extra amp-hours per day.
To squeeze every watt requires a more expensive controller technology called MPPT. For 350 watts the Rogue mentioned above is about the perfect size. It will cost more to do MPPT than PWM, and the gains may only be around 8% according to the most pessimistic figures. That still amounts to about another 2.5 amps X 5 hours = 12.5 extra amp-hours per day.
portscanner wrote:pianotuna wrote:
Hi,
How many watts will the completed system have? Do you want to squeeze ever watt out of the panels?
350 watts and yes!
