Forum Discussion

SuaveGato's avatar
SuaveGato
Explorer
Oct 09, 2014

Recommended Solar control module for 50W solar panel?

Hello, I have a small 50 watt solar panel on my TC but it was never hooked up? The wires run into the TC but are just cut. And taped to another set of wires that run down to the batteries. (not conn...
Truck Campers
Ski_Pro_3's avatar
Ski_Pro_3
Explorer
Oct 13, 2014
On a 50 watt panel, the PWM controller is the better value. If you want to spend that much more, get another 50watt panel over a MPPT controller. You'll be watts ahead and have change in your pocket!

An MPPT controller will get you maybe 10 to 40% better efficiency out of your 50 watt panel and cost you $120 more that a PWM. A 50 watt panel will get you 100% more power and cost you about $85.

About Travel Trailer Group

44,027 PostsLatest Activity: Mar 05, 2025