Power Supplies

Mini Uninterruptible Power Supply module, Supports charging And Power output at the same time, 5V 2.5A Output Mini Uninterruptible...

This battery holder can hold four AA batteries and comes with a DC 2.1 jack that offers a simpler and more secure wire connection. It is RoHS compl...

This cable will let you get rid of all those wall adapters you have stashed in the plastic bin in the basement. Instead of multiple wall warts with...

Simple 4 Cell AA Battery holder with 5" tinned leads, square configuration. SPECIFICATIONS Battery Quantity: 4 Battery typ...

This brilliant invention is a blessing for makers designing or using boards with standard 2.1mm DC barrel jacks. Many devices opt against a p...

Buy in Bulk and Save.* Contains 40 mercury & cadmium free AAA Alkaline batteries.* Great to use on every day household appliances such as remo...

The holders are moulded in Delryn with corrosive resistant nickel plated springs and studs. - We can supply OEM quantities of holders...

Add a power switch to any USB-powered project simply by plugging this between the USB power port and the USB cable. This is the most useful thing y...

Push once to turn on, push again to turn off! This clicky switch makes a great power switch or mode toggler. We like this switch because it's bread...

Ah the venerable 7805, who amongst us has not used this popular linear regulator? This big chunky regulator will help you get your 7-35V battery...

This 4xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, sliding cover, which is sec...

Do you want your cup to runneth over with USB ports? Do you want it to also be filled with the sweet, sweet nectar of an on-off switch? If the a...

 INTRODUCTIONSimple 4 Cell AA Battery holder with 5" tinned leads, square configuration. This holder features a sliding, removable cover as well as...

The SparkFun 5V BabyBuck Regulator Breakout features the AP63357 from Diodes Inc., a 3.5A synchronous buck converter with a wide input voltage rang...

One input: DC 6V - 12V (input voltage to the output voltage must be higher than 1V.) Output: 3.3V (+ - 0.05v error), 5.0V (+ - 0.05v error), 80...

This Buck-Boost Converter helps a lot when different voltage power supplies are required at work. It integrates DC-DC boost and buck onto one that ...

This small 8~32V to 5V 3A dual USB power step-down converter supports all 5V main controllers. Its two USB ports can output 5V/3A at the same time....

Witty Pi 3 Mini adds RTC (DS3231SN) and power management to your Raspberry Pi, and can define complex ON/OFF sequence with simple script.It's a sma...

Solenoids are basically electromagnets: they are made of a big coil of copper wire with an armature (a slug of metal) in the middle. When the coil ...

This little buck converter based on the AP3429A is super handy, taking up to 5.5V input and providing a 3.3V output with up to 1.2A current. It's g...

USB-C is fantastic. What makes this cable even better is that one of the features we love so much about USB-C has been replicated to the USB-A 2.0 ...

Still using a big, bulky, traditional power adapter to charge your lithium battery? DFRobot provides you with a compact and efficient 7.4V lithi...

Add a power switch to any project simply by plugging this between the power supply. This is the most useful thing you never knew you needed! You'll...