4 Power Supply

4 Expander is the perfect companion to DC7 in case you would like four additional outlets with four selectable voltages on each tap (9, 12, 15 and 18V DC) which can each deliver 660mA at 9V DC. Simply connect 4 Expander to your DC7 via the courtesy 24V outlet and you are good to go. 4 Expander is the perfect companion to DC7 in case you would like four additional outlets with four selectable voltages on each tap (9, 12, 15 and 18V DC) which can each deliver 660mA at 9V DC. Simply connect 4 Expander to your DC7 via the courtesy 24V outlet and you are good to go. But that is definitely not all – what makes 4 Expander truly unique is the fact that you can power it with anything from 9V to 24V DC or 9V to 12V AC via the non-polarized DC socket input. Furthermore 4 can even be powered by connecting it to a USB powerbank via its 5V USB C input or by using a tablet or laptop power supply with a USB C plug. This flexibility means that you can use 4 Expander as a stand-alone unit and power it w