Fidgetgear cn3722 mppt solar controller 3a 2s 3s 4s lifepo4 cell or lithium battery charger zeallife solar panels charge controller 8a battery regulator for 12v solar battery charger solar battery maintainer and 12 volt batteries power kit safe protection lcd style.
Lithium mppt solar charge controller cn3722.
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12v mppt solar panel controller cn3722 3s lithium li ion 18650 battery charge controller module.
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2 4 series lithium battery or lithium iron phosphate battery can be adjusted by external resistance.
Turn the mppt pot anticlockwise until a voltage reading appears and the led.
You will be able to hear them click when they are fully turned.
Arduino mppt solar charge controller version 3 0 duration.
Connect the solar panel but don t connect the batteries.
Suitable for 2 4 series lithium battery or lithium iron phosphate battery lithium battery 4 2 2 string 8 4v.
Connect a voltmeter across the battery terminals.
The charge current is set by an external sense resistor r cs across the csp and bat pins.
First turn the voltage pot fully anti clockwise and turn the mppt pot fully clockwise.
The cn3722 is a constant current constant voltage battery charger controller that can be powered by the photovoltaic cell with maximum power point tracking function the device is specially designed for 1 or multi cell li ion battery or lifepo4 batteries.
Testing of a standard ebay china cn3722 5a mppt solar dc cc cv solar controller converter charger regulator power supply.