Renogy 40A 12V DC to DC On-Board Battery Charger for Flooded, Gel, AGM, and Lithium, Using Multi-Stage Charging in RVs, Commercial Vehicles, Boats, Yachts, 40A

The DCC12 Series battery chargers are the most effective way to charge your auxiliary or house batteries from the alternator/starter battery. Compatible with a multitude of alternator types . the DCC12 offers correct charging for AGM . Flooded . Gel . and even Lithium deep cycle batteries! Featuring a 3-stage battery charger and multiple electronic protections . owners can feel confident that their batteries are being charged optimally and automatically. For added safety to personnel . the DCC12 isolates the input from the output preventing incorrect voltage transmission. Easily install the compact yet sturdy DC1212 on RVs . commercial vehicles . boats . yachts . and many more applications!