Forum Discussion

Cdash's avatar
Cdash
Explorer
Jan 19, 2016

Solar - anyone regret getting PWM charge controller?

Looking to do a solar installation and have been studying up. Think I'm pretty good on most of it, however, still struggling with the charge controller. As I understand it, the PWM kind of "chops of...
time2roll's avatar
time2roll
Nomad
Jan 21, 2016
PWM you get Isc as charging amps. Excess voltage is just clipped.

230w 24v 8.2 Isc panel $159
140w 12v 8.4 Isc panel $159

Either panel give you about 8.3 amps with PWM. Swap to MPPT to get 90%+ of full wattage.

Panels from SolarBLVD.com

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