DC to DC Chargers and controllers

25Amp DC to DC solar charger with MPPT GEL, AGM, Wet, Calcium and Lithium capable *Please note that the Calcium function on the Charger does not work properly and should not be used.

The NLDC-25 from National Luna is a DC to DC battery charger and isolator for a dual-battery system. It will charge an auxiliary or service battery from a vehicle alternator or Solar panel up to 25A output current. Traditional 12V and 24V vehicle alternators as well as variable voltage alternators are supported. The integrated MPPT solar regulator...

Equalizes state of charge of 12Volt series connected batteries Several balancers can be paralleled

Engineered from the ground up, the Orion XS redefines adaptive DC-DC battery charging. For use in dual battery systems charged with an (intelligent) alternator. This device not only ensures top-tier performance but also guarantees the safety of your system.

Orion-Tr Smart DC-DC Charger Isolated Can be used in 12volt systems to charge 12volt batteries Suitable for lead acid and Litium batteries

The WRND dual battery charger uses the starting or primary battery of the vehicle to charge the secondary utility battery via its internal DC to DC converter when the engine is running.