If you want reliable, efficient charging for your auxiliary battery while on the move, this is a proven setup.
The Enerdrive EN3DC40+ 12V 40A DC2DC Battery Charger is designed to deliver fast, controlled charging from your vehicle’s alternator and solar input, making it ideal for caravans, 4WDs and touring setups.
With a 40A output, it’s the perfect balance between performance and practicality — powerful enough for most lithium setups without overcomplicating your system.
Built to suit modern vehicles, including those with smart alternators, this charger ensures your battery receives the correct charging profile for maximum performance and lifespan.
🇦🇺 Why Buy From Us?
- ✅ Authorised Enerdrive Dealer
- 🇦🇺 Aussie-based support
- 🔧 Full warranty handled in Australia
- 🚚 Fast dispatch from Australian warehouses
- 🛠 Trusted supplier of premium 12V gear
Buy with confidence knowing you’re backed by a trusted Aussie business.
⚡ What This Charger Does
This unit allows you to:
- Charge your auxiliary battery from your vehicle alternator
- Charge from solar input (MPPT)
- Maintain proper charging profiles for battery health
- Keep your system topped up while travelling
Perfect for everyday touring and off-grid setups.
🔥 Key Features
- 40A DC-DC battery charger
- Suitable for 12V systems
- Built-in MPPT solar regulator
- Compatible with smart alternators
- Multi-stage charging for optimal battery performance
- Designed for lithium, AGM and lead acid batteries
- Compact and reliable design
🛠 Built for Real-World Use
- Ideal for 4WD and touring setups
- Perfect for caravans and camper trailers
- Suitable for off-grid systems
- Built to handle Australian conditions
⚙️ Specifications
- Input Voltage: 12V
- Output Current: 40A
- Battery Compatibility: Lithium, AGM, Lead Acid
- Charging Type: Multi-stage charging
- Solar Input: MPPT compatible
⚠️ Important Info
- Ensure correct cable sizing for optimal performance
- Suitable for most battery setups (100Ah–200Ah typical)
- Professional installation recommended
📦 Package Contents
- Enerdrive EN3DC40+ 40A DC-DC Charger x 1
🚙 Applications
Perfect for:
- 4WD auxiliary battery systems
- Caravan setups
- Camper trailers
- Touring and off-grid systems
🛡 Warranty
- Backed by Enerdrive’s Australian Warranty
