DC2DC 40A Battery Charger with MPPT Solar Regulator - 12V Dual Input (EN3DC40+)

The Enerdrive DC2DC 40A Battery Charger with MPPT Solar Regulator is a premium dual-input charging solution designed to keep your auxiliary battery system fully charged whether you're touring, towing or going completely off-grid.

Engineered for 4WDs, caravans, camper trailers, vans and marine applications, this charger automatically prioritises and blends alternator and solar input to deliver fast, efficient charging in all conditions.

With a built-in 40A DC-DC charger and high-efficiency MPPT solar controller, it can accept up to 600W of solar input while safely charging all major battery types including AGM, Gel, Wet, Calcium and Lithium (LiFePO4). The unit also supports smart alternators found in many modern vehicles, ensuring reliable charge rates even at low voltages.

Designed and tested for Australian touring, the Enerdrive DC2DC charger provides temperature compensation, multi-stage charging, fault protection, and advanced monitoring when paired with an Enerdrive ePRO or eLITE battery display. Compact, rugged and simple to install, it’s the ideal solution for travellers who demand dependable charging performance wherever the road leads.

Key Features

• 40A DC-DC battery charger with built-in MPPT solar regulator.
• Dual input: accepts alternator + solar simultaneously for optimal charging.
• Handles up to 600W solar input via advanced MPPT tracking.
• Compatible with AGM, Gel, Wet, Calcium and Lithium (LiFePO4) battery types.
• Works seamlessly with smart alternators found in modern vehicles.
• Multi-stage charging for maximum battery performance and longevity.
• Temperature-compensated charging for safer, more accurate operation.
• Full electronic protection: over-voltage, over-temp, reverse polarity & short-circuit.
• Compact, rugged design suitable for 4WD, caravan, camper and marine use.
• Easy installation with clearly labelled wiring points and mounting tabs.
• Pairs with Enerdrive battery monitors for enhanced system visibility.

Specifications