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Charge controllers can do a wide variety of tasks.  Our most basic ones are used to boost up voltage for small solar projects, others help maintain and protect lithium batteries, and our largest ones can be used in large stand alone solar setups with lead acid batteries.  Choose one that works best for your particular project.

Charge Controllers

SALE

USB Charging Circuit

A handy DC to USB assembled circuit that we use to make our Altoids USB chargers. You can use it too. Takes DC power from as low as 2V and bumps it up to the 5V USB needs.  This circuit works fine with most USB products out there.  While we can't test out every USB product in the world we can say with some confidence that it works with the these products below. Apple Products (except for the iPad 2 & 3, and the iPhone 3GS) Garmin GPS An...

$6.00
$9.00

Lithium Battery Mini USB Charge Controller

Lithium batteries are not like regular AA batteries.  They need very specific condition to charge safely.  For ANY project where you plan on charging a lithium battery you need an appropriate charge controller. What could you use this for?  How about combining this circuit with one of our DC to USB circuits and making a recharging pack for your gadget?  Or adding a solar panel along with a DC to USB circuit to make a solar powered charger?  Th...

$8.00
In Stock

Lithium Charge Controller With 2.5mm Jack

This little charge controller features a built in 2.5mm Barrel Jack.  The circuit is designed to work with any 3.7V single cell lithium ion or polymer battery.  Features on board power regulation and monitoring.  Built in status LEDs show charging status. Input volage from 4.5V - 5.5V, imput amperage up to 1.5A.

$12.00
In Stock

Lithium Battery Micro USB Charge Controller

Lithium batteries are not like regular AA batteries.  They need very specific condition to charge safely. For ANY project where you plan on charging a lithium battery you need an appropriate charge controller. What could you use this for?  How about combining this circuit with one of our DC to USB circuits and making a recharging pack for your gadget?  Or adding a solar panel along with a DC to USB circuit to make a solar powered charger?  The...

$8.00
In Stock

Single USB Boost + Lithium Charge Controller Board

 Why deal with two different boards when you can just use one?  This little board features the combined power of our USB Charge Controller and our Lithium Charge Controller Boards.  All in one very cute package. To use, just solder in a 3.7V Lithium Battery of your choice.  Use the built in Mico USB Port to charge the Lithium Battery, and the standard sized USB port to charge up a gadget.   Features a button activated 4 LED charge status on th...

$16.00
In Stock

3540 N 126th St, Unit J Brookfield, WI 53005 United States 262-788-9223

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