DC to DC Chargers and controllers

The NLDC-25 from National Luna is a 25 Amp 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...

The Victron Orion-Tr Smart 12/12-30A (360W) Isolated DC-DC Charger provides intelligent charging for auxiliary batteries in 4x4 vehicles, campervans and boats. Features Bluetooth monitoring and configuration via VictronConnect, adaptive 3-stage charging, engine running detection and galvanic isolation. Compatible with suitable lithium and lead-acid...

Engineered from the ground up, the Victron 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. NEW-Emergency Reverse Charging.

High-efficiency Victron 70A 12V to 12V DC-DC battery charger designed for charging auxiliary batteries in 4x4 vehicles, caravans and camping setups. Delivers up to 70A charging current, with adjustable input and output current limits. Features emergency reverse charging up to 35A, allowing the auxiliary battery to charge the starter battery when needed....

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

The WRND is a 20 Amp dual battery charger and maximum power point tracking (MPPT) solar controller in one unit. 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 and if solar is installed it will use solar to charge when...