Power Supplies

A nice portable power pack can help you a lot when you build up you projects. Come and make one with this 3×AAA battery holder. This is a 3xAAA Bat...

This panel mount USB-C extension cable enables you to more easily enclose a project that contains a USB-C port. The cable is 6" in length and inclu...

The MonkMakes Power for micro:bit opens up lots of ways of powering your micro:bit. This tiny board has a standard DC barrel jack socket at...

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 ...

So much power and light from such a small package. This 3W per channel, Triple Output High Power RGB LED is sure to shed a lot of light on any proj...

Power over Ethernet (PoE) splitters can make your project wiring a breeze - and best of all they work to connect any 802.3af-capable router to a...

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...

This little battery holder comes with a power switch and a JST connector. It connects two AAA batteries in series, while its small size makes it...

Eclipse batteries are made to the same specifications of those well known expensive brands on TV, but at a realistic price. We are very, very pro...

It’s tiny, it’s handy, and it can give your normal USB-equipped device a micro-B connector! With the USB to Micro-B Adapter you can make a flash dr...

This is a big warm white LED!Specifications: Colour temperature: Warm White 3000-3200K / white 6000-6500K Forward current: 700MA Luminous flux: Whi...

Need a nice little 3.3V regulator? We rather like the very-low-dropout L4931 from ST! This little guy will help you get your 4-20V battery or wa...

Ah the esteemed LD1117, who amongst us has not used this popular low drop voltage regulator? This big chunky regulator will help you get your 4-...

Trinket may be small, but do not be fooled by its size! It's a tiny microcontroller board, built around the Atmel ATtiny85, a little chip with a lo...

This is the LM317TG voltage regulator, a three-terminal positive regulator with a 1.2V to 37V adjustable output voltage. This adjustable regulat...

Battery holder for eight AA cells arranged as two back-to-back four-cell holders.

This is the FemtoBuck, a small-size single-output constant current LED driver. Each FemtoBuck has the capability to dim a single high-power chan...

This barrel jack plug is great for adding a common connector to the end of our wires. This jack is compatible with 5.5mm barrel jacks that have a 2...

This kit is for making your own breadboard-friendly very low dropout adjustable power supply. A good power supply is essential to electronic pro...

This high quality, low profile, pure copper heatsink is a perfect solution for cooling off small surface-mount components such as stepper motor...

This battery holder can hold 3 AA batteries which provides 3.6V rechargeable battery pack with NiMH / NiCd cells or 4.5V battery pack with Alkalin...

This 3xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, sliding cover, which is sec...

Looking for another way to keep your Raspberry Pi cool? Hook up this 5V Mini Cooling Fan and prevent your hard-working Pi from overheating! Of c...