CAUTION
Please check the voltage rating of the laptop before charging it. DO NOT charge laptops with
voltage ratings other than 16V and 19V. Doing so may damage the laptop.
The USB-C Port of the E.FLEX 50 does not support the Power Delivery (PD) protocol and
cannot charge USB-C laptops.
NOTE
It is highly recommended to shut down the laptop or put it into sleep mode before charging it.
The DC Output Port of the E.FLEX 50 may turn on and off frequently if the laptop runs at full
capacity while charging.
NOTE
To charge laptops, please first select the output voltage of the DC Output Port based on the voltage rating
of the laptop. Slide the Slide Switch to the middle position for 16V DC output and the LED Indicator 1 will
illuminate blue. Slide the Slide Switch to the right position for 19V DC output and both the LED Indicator1
and LED Indicator 2 will illuminate blue. Then, connect laptop to the E.FLEX 50’s DC Output Port using the
included 5.5mm DC to 5.5mm DC Power Cable and 5.5mm DC Adapter Connectors.
To charge batteries, please first connect the MC4 Connectors of the E.FLEX 50 to the PV terminals of a
charge controller (not included) using adapter cables (not included). Then, connect the BATT terminals of
the charge controller to the battery terminals using tray cables (not included). Lastly, set the charging
parameters on the charge controller properly. The E.FLEX 50 will begin to charge the battery automatically
and the real-time battery level will be displayed on the LCD screen of the charge controller.
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16V DC Output
19V DC Output