LensunSolar 20A 12V DC to DC Dual Battery MPPT Charger ControllerWhat is a DC to DC charger?The DC-DC charger connects between the starter and the leisure battery, or between the solar panel and the leisure battery. It charges the leisure battery by drawin
The DC-DC charger connects between the starter and the leisure battery, or between the solar panel and the leisure battery. It charges the leisure battery by drawing power from either the vehicles alternator or the solar panel.
This LensunSolar DC to DC charger offers cutting-edge technology and solar and battery charging efficiency, making it easy to use. It combines a solar charge controller and charger, with inputs for both generator start batteries and solar panels. Plus, its versatilecompatible with AGM/GEL, lead acid, lithium, and calcium batteries
Many vehicles, like trucks and RVs, require an extra battery to power additional equipment, such as fuel pumps or accessories. This DC to DC charger is the perfect solution to keep your leisure battery charged, whether youre on the road or parked. It charges the extra battery while the vehicle is running, pulling power from the alternator, and can also be connected to a solar panel for charging when parked. This means youll always have a reliable power source, whether you’re driving or camping.
A reliable solution for keeping your battery charged, whether you’re on the move or off the grid.
1. Dual-Input Efficient Charging: The LensunSolar DC-DC charger integrates a solar charge controller and charger. With dual inputs, you can charge your leisure battery using either the vehicle’s alternator or a solar panel. Stay powered on the road or when parked, ensuring continuous energy for your devices.
2. Wide Compatibility with 12V Batteries: Works with various 12V battery types, including AGM/GEL, Lead Acid, Lithium, and Calcium batteries. It reliably charges both traditional and modern batteries efficiently.
3. Intelligent MPPT Charging: Uses advanced Maximum Power Point Tracking (MPPT) technology to maximize solar energy capture, with up to 99% efficiency. The system also records charging patterns for smarter, more efficient use.
5. One-Way Charging: This technology enhances safety by isolating the charging of primary and secondary batteries. It also prevents reverse charging and power loss from the house battery.
5. ACC Wire for Auto Operation: The ACC ignition wire enables automatic charger operation, powering on only when the vehicle is running. This ensures automatic charging and prevents battery drain when the engine is off.
6. Battery Safety with Full Protection: Includes low-voltage protection, overcharging, and short-circuit safeguards for extended battery life.
7. Simple Setup and Easy Monitoring: Clear labels and indicator lights make installation easy and let you track the charging process effortlessly. Quickly identify any issues for smooth operation.
| Input DC battery | 12.5-16V |
| Input solar panel | 16-25V |
| Output | 14.4-15.4 |
| Output current | 20A/40A |
| Bulk charge voltage | 14.7V (AGM/Gel), 14.4V (Lead Acid), 15.4V (Calcium), 14.4V (LifePO4) |
| Folat Charge Voltage | 13.5V (AGM/Gel), 13.5V (Lead Acid), 13.5V (Calcium) |
| Dimensions | 194x115mm/7.6×4.5inch |
| Weight | 1ks/2.2 lbs |
In short, DC-DC chargers are smart chargers that use your vehicles alternator to create the optimal output for charging auxiliary batteries. Since alternators arent designed to charge both the main and auxiliary batteries efficiently, DC-DC chargers solve this issue, extending battery life and performance.
1 x 20A or 40W DC to DC charger controller (at your option)
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