Project Description

30A Battery Management System

The Thunder 30A Battery Management System offers a comprehensive charging and maintenance solution for your 4WD, caravan and camper trailer.
Designed to charge and maintain auxiliary batteries, the Thunder Battery Management System is the perfect addition to any vehicle requiring the
management of a dual battery setup.

Designed to be a long-term solution with the highest level of safety in mind, the Thunder Battery Management System features a unique 8 stage charging program with the intelligence to determine the best charge rate for your auxiliary battery. The remote mount Bluetooth LCD screen also conveniently gives you better visibility on your battery’s state of charge, so you never have to worry about having a flat battery again. Whether you’re heading off the grid or camping at a powered site, Thunder’s Battery Management System ensures you will always have the power you need.

Suitable for Gel, AGM, Calcium, Lead Acid and Lithium batteries, Thunder’s new DC-DC Charger is an ideal addition for caravans, camper trailers and 4WD’s.

  • Sleek new heavy duty aluminium case
  • Easy to read remote mount Bluetooth LCD screen
  • Display shows critical information including
    • Time to empty
    • Battery percentage
    • Monitoring usage in and out
  • 12-24V System input with 12V output
  • 30A 240V charging
  • 30A DC-DC charging
  • Operating temperature of 0-60°C
  • IP67 Rated – water and dust proof, ready for harsh environments
  • Microchip monitoring and control fully automates high frequency multistage charging
  • Pulse mode technology that reduces oxidation and minimises temperature equating to longer battery life
  • Internal charger temperature monitoring and power output control
  • Over charging, short circuit and over temperature protection
  • Reverse polarity protection
  • New 50V solar input with MPPT regulated output allowing 300W of solar

Click here for the Product Manual

Part Number: TDR02026

RRP: $1,270


Output 240V 30A
Output DC-DC 30A
Input Fuse Rating Minimum 50A
Output Fuse Rating Minimum 50A
Vehicle Input Voltage Range 12.2V – 30V* (If >30V the unit will shut off, reset will be needed)
Minimum/Maximum Charging Voltages 13.1V – 15.2V (stops charging when battery is below 12.2V)
Lithium Voltages 14.2V bulk, 13.2V float
Solar Input Voltage Range 13V-50V

Maximum Solar Watt Input 500W (exceeding 500W of solar will damage the unit)
Charging Style 8 Stage from vehicle and 3 stage from solar and lithium
Operating Temperature 0°C to 60°C (current de-rates after 60°)
Float Voltage 13.8V
Standby Current 10mA
Battery Range 18 to 500Ah
External Shunt 200A

Integrated Bluetooth LCD Screen

Keeping track of exactly what is happening to your auxiliary and start batteries is paramount when traveling off the beaten track. The Thunder 30A Battery
Management System comes with a Bluetooth LCD interface screen, allowing you to have a better visibility of your battery’s state of charge, without looking
directly at the unit. Designed for convenience, the portable LCD screen allows you to see the main and auxiliary battery voltages, auxiliary battery percentage,
battery time till empty and how much current is flowing in and out of the battery. Other features include the battery fault warning symbol located in the bottom right corner indicating any battery issues.

View the full range of products in the Complete Range Collection.

The range includes LED Lighting, 4×4 Accessories, 4×4 Lifestyle products, Fridges, Battery Chargers, DCDC Chargers, Switches, Gauges, Switch Panels and more