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Mello_Mike's avatar
Mello_Mike
Explorer
Dec 22, 2015

Solar Advice Needed - Renogy Solar Suitcase Install

I'm a long-time solar power user and have had solar power in my last three RVs. I currently have a 240 watt solar power system in my truck camper. I'll soon be upgrading my system from a Zamp PWM to a...
NinerBikes's avatar
NinerBikes
Explorer
Dec 22, 2015
Mixing different watts and different input voltages from different panels will confuse the MPPT. If you use a PWM charge controller and run all parallel inputs into a 20 amp PWM controller, you will get better results.

You will be lucky to get 5.5 amps out of a 100 watt suitcase solar panel. Don't ask me how I know this. I was lucky to get 6.2 to 6.3 amps out of my 120W solar panel in early October, aiming at the sun. Less in winter.

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