IP68 Waterproof Battery to Battery Charger 12V/24V to 12V DC DC charger TRIDENT. 25A | 40A MPPT

https://sterling-power.com/products/p... The IP68 BBWS can operate from either a 12V or 24V input battery source and can charge a 12V output battery The solar feed into the BBWS is 31VOC rated, harvesting up to 350W or 550W (dependent on model) Waterproof, sealed aluminium construction Four profiles :: AGM/Gel, Sealed Lead, Lithium, Calcium/Desulphation Solar priority mode engages the unit exclusively as a solar regulator. As the BBWS is pre-wired with sockets, it can be easily and quickly installed or disconnected, pending your needs. IP68 rated 97% efficiency