This 12V 40A DC-DC charger by ATEM POWER, which is designed to do a full charge cycle with the ability to choose either Lead Acid, AGM, Gel, calcium, LiFePO4 batteries and apply the suitable charging profile to prolong their lifespan, also incorporates Re-selection Ready mechanism that allows you to re-select the battery during charging by long pressing “POWER”. And it can be connected indefinitely when you’re all set up!This DC-DC charger is also a fully multi input charger that is able to charge from either an alternator to get the best possible rate of flow into your secondary battery and keep it up on the drive or via solar power with the built-in MPPT controller for faster charging! This ATEM POWER battery box is made of sturdy ABS housing and ideal for 4x4s and small boats, this battery box, which is suitable for batteries with dimensions up to 39.3cm*18.3cm*21.5cm, is built to protect your battery from dust, shock, impact, corrosion, UV and other chemical solvents
- Charger-Multi-Stage Charging: This charger integrates standby, pre-charge, constant current charging, constant voltage charging, full charge and re-charge.
- Charger-Multiple Protection: It integrates over-charge, short circuit, over-temperature, thermal load, solar input overload, input/output reverse polarity protection.
- Charger-Upgraded Charging Algorithm: This algorithm is designed to select the optimum charge mode and revive your discharged battery.
- Charger-User Friendly Design: The LED indicator shows real-time stage of charging and memory function is integrated to make your charging more convenient.
- Charger-Please note: always refer to the wiring diagram in this listing for the latest wiring setup of the product as the user manual might be for previous version.
- Battery Box-Multiple Outlets: Power is delivered through the 2x USB ports, 2x Anderson plugs, a 12V charging port and a 12V CIG socket.
- Battery Box- LCD Display: The LCD display provides you the exact status of the voltage of your battery so that you can charge it timely.
- Battery Box-Super Convenience: The box comes pre-wired, so all you need to do is to connect to the battery terminals and it is good to go.
- Battery Box-Quick Anderson Plugs: The box itself can be charged using solar panels or any power source with its Anderson plugs.
- Battery Box-Versatile Functionality: This battery box is ideal for 4x4s, small boats, solar panels, electronic devices and camp lights and fridges.
|40A DC to DC Charger|
DC Battery: 12.5~16.0Volts
Solar Input: 16.0-25.0 Volts
|Output/Charging Voltage:||14.4~15.4 Volts(Stops charging when alternator output or vehicle battery below 12.5 volts)|
DC Output: 40A
Solar Output: 40A
|Minimum Start Voltage:||2.5 Volts-For battery being charged|
|Soft Charge Current:||40A|
|Bulk Charge Voltage:||14.7V(AGM/Gel)14.4V(Lead Acid)15.4V(Calcium)14.4V(LiFePO4)|
|Absorption:||Constant voltage with automatic amperage control|
|Float Charge Voltage:||13.5V(AGM/Gel)13.5V(Lead Acid)13.5V(Calcium)|
|Float Charge Current:||100mA|
|Battery Range:||120 to 1200Ah|
|1-5 Metres:||6 AWG|
|5 Metres+:||4 AWG|
|Input voltage:||12-24 V DC|
|5V USB Ports:||1A/2.1A|
- 1x ATEM POWER 40A DC-DC Charger
- 1x ATEM POWER Battery Box
- 1x Fastening Strap
- 1x Internal Bracket