About products and suppliers:
Tradechina.com offers 794 48v 4000w charge controller products. About 64% % of these are solar inverter, 11%% are solar charge controller.
There are 794 48v 4000w charge controller suppliers, mainly located in Asia. The top supplying countries or regions are 48v 4000w charge controller, China, and 100%, which supply {3}%, {4}%, and {5}% of {6} respectively.