XT60 Connector
EF DELTA Charging Port
SOLAR PANEL-21.6V
X3
MC4 Connector
EF DELTA
If you need to know more about the connection of a single panel, please refer to Solar Panel User Manual.
Here we focus on demonstrate how serial connection (up to three panels and the parallel connection of up
to six panels). EF DELTA supports 10-65V DC input. When the input exceeds 65V, EF DELTA overload
protection will be triggered. Voltage excessive may damage the product. Users should follow all the
instructions in the manual. EcoFlow do not provide free repair services for any product damage caused by
connecting many solar panels to the product or incorrect connection, even during the warranty period.
How to recharge the EF DELTA with solar panels?
a.
Users can connect 1 to 3 pieces of solar panels (do not connect more than 3 in series) in series as shown
in the figure below, to the MC4 port.
b.
Then, connect to MC4 to XT60 conversion cable.
c.
Use XT60 conversion port connect to the XT60 port on EF DELTA.
1. Recommended serial connection method
Users can connect up to 2 sets of solar panels in parallel to the MC4 port as shown in the figure. If you want
to connect 6 solar panels, you can put them into 2 sets of 3 solar panels connected in series and then
connect the 2 sets of solar panels in parallel. Connect them with our MC4 to XT60 conversion cable and
connect XT60 cable to the EF DELTA’s XT60 input to charge the device. The parallel connection cable is an
optional accessory needs to be purchased separately.
2. Serial and parallel connection (Professional solution)
SOLAR PANEL CONNECTION
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power a free life
