Manual

Familiarise Yourself With These Controls
The Engel Smart Battery Box has four buttons on the main control panel.
Power Button
Press to turn charger ON
Press and hold for 4 secs to turn charger OFF
Menu Buttons
UP button – Scroll up
DOWN button – Scroll down OK button – Enter
Charging DC – 12V
CAUTION – In some vehicles the 12V accessory socket may still provide power
even if the ignition is turned off. In this case continued and un-monitored use of the
Engel Smart Battery Box in DC mode may result in a flat vehicle starter battery
Charging AC – 240V
OK
OK
OK
OK
INVERTER SPECIFICATIONS
Max continuous power 300W
Max spike output power 900W
Input voltage range DC 10V-15V
Output voltage range AC 110-120V / AC 220-240V
Output frequency 60 +/- 3Hz / 50 +/- 3Hz
Output waveform Modified sine wave
Optimum efficiency More than 90%
No load current draw Less than 0.4A
Cooling By fan
Input under voltage warning 11+/- 0.5V
Input under voltage shutdown 10 +/- 0.5V
Internal fuse 30A
USB port output 5V DC
Thermal protection 60 +/- 5°C
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