"24v 3000w 80a pwm failed. Eco knows the issue as pwm is bad for lithium and they told people to use pwm with lithium. The couple times they answered they lied and now ignore calls and emails. The pwm unit is no longer for sale and a new 24v 3000w 60a mppt unit is for sale. "
"I only bought some solar panel from this website,they got excellent solar panels, and I am very happy with the service. "