The National Luna DC40 Distribution Box is ideally suited to fixed installations such as trailers, caravans and campers where the auxiliary batteries are separated from the charge system.
The DC40 Distribution Box features a high-performance 40A DC-DC charge system that offers charging from the vehicle alternator as well as from Solar panels and a separate DC input. Multiple outputs offer USB charging and fused DC sockets for connecting 12V devices.
The DC40 Distribution Box supports 12V lead-acid (wet, calcium, Gel, AGM) as well as lithium batteries.
Features:
DC-DC Features :
After nearly three years of holding prices steady, we will be implementing a 5-10% price increase across all A.T. Overland models on December 1, 2025, driven by rising material and manufacturing costs.
Don’t wait! Order before December 1st to avoid paying more for the proven performance, craftsmanship, and field-tested reliability that define A.T. Overland Equipment.