Power & Batteries

SKU: WS-24760 | Brand: Waveshare

A compact uninterruptible power supply (UPS) module that supports simultaneous charging and power output. When external power is connected, it charges the batteries while providing a stable 5V output. If external powe...

SKU: AF-5607 | Brand: Adafruit

A panel-mount DC barrel jack extension cable that lets you add a clean, professional power input to any enclosure — without cutting custom-shaped holes. The round flange means you only need a standard 1″ (25 mm) drill...

SKU: AF-5451 | Brand: Adafruit

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 different power and current capabilities, this cable will convert any...

SKU: AF-5030 | Brand: Adafruit

If you've got a computer or laptop with a USB C port, but you're itching to use one of our fancy new Trinkeys, this adapter will do an excellent job at turning that USB Type C port into a USB A port!Works great with a...

SKU: EF-EF10095 | Brand: ElecFreaks

A 2×AA battery holder designed specifically for the BBC micro:bit. The built-in JST PH connector plugs directly into the micro:bit's battery socket, and the integrated on/off switch with a secure cover provides safe, ...

SKU: DF-DFR0528 | Brand: DFRobot

DFRobot UPS HAT is an uninterruptable power supply shield designed for the Raspberry Pi Zero series, and also compatible with Pi 2/3/A+. The UPS HAT can continue to provide power to the Raspberry Pi for a certain peri...

SKU: AF-4218 | Brand: Adafruit

If you need to add a panel-mount connection but don't have the time or ability to cut a custom oval or square hole, this USB C Round Panel Mount Extension Cable is the easiest and fastest way to panel-ify your project...

SKU: AF-4175 | Brand: Adafruit

As technology changes and adapts, so does Adafruit, and speaking of adapting, this adapter has a USB A plug and a USB C socket so your older computer or laptop can catch up to the latest USB Type C.USB C is the latest...

SKU: DF-DFR0571 | Brand: DFRobot

This is a DC-DC buck-mode power module, with input voltage range 8V~28V and fixed output voltage/current 5V/3A. Its work frequency can reach to 0.5MHz. The module has high conversion rate and small size, easy to embed...

SKU: DF-DFR0569 | Brand: DFRobot

This tiny DC-DC buck-boost converter automatically steps voltage up or down to deliver a stable 5 V output from a 3–15 V input. About the size of a coin (17 × 13 mm), it's ideal for embedding in projects where space i...

SKU: AF-1385 | Brand: Adafruit

Your power supply problems just got SOLVED! This little circuit board may look tiny but inside is a high efficiency DC/DC step-down converter which can output up to 3 Amp at 5V without the need of any heat-sink or for...

SKU: AF-2164 | Brand: Adafruit

The classic L7805 linear voltage regulator in a TO-220 package, capable of delivering a clean, regulated 5.0 V output (±2%) from an input voltage of 7–35 V. With built-in current limiting and thermal shutdown protecti...

SKU: SF-PRT-12083 | Brand: SparkFun

This 4xAA battery holder puts a nice finishing touch on your battery powered project. This holder features a removable, sliding cover, which is secured with a small phillips head screw. Another bonus is the ON/OFF swi...

SKU: SF-PRT-11892 | Brand: SparkFun

Now for all of your coin cell battery surface mount needs, the 20mm SMD Coin Cell Holder. This holder fits our 20mm Lithium Ion coin cell battery and holds the battery in place with friction. The metal housing connect...

SKU: AF-2998 | Brand: Adafruit

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 answer to either of those questions is yes - or "I never really thought...

SKU: AF-727 | Brand: Adafruit

A slim 3×AAA battery holder with a built-in on/off switch and JST 2-pin connector. The series configuration outputs approximately 3.6–4.5V — a similar range to lithium-ion batteries — making it an ideal non-rechargeab...

SKU: AF-658 | Brand: Adafruit

This 5V 10A Switching Power Supply delivers up to 50W of stable DC power, making it ideal for driving LED strips, motors, CNC projects, and other power-hungry 5V devices. It accepts both 110V and 220V AC input, so it ...

SKU: LB-LS4126 | Brand: Little Bird

A 4-slot smart charger for 18650 and other cylindrical Li-ion rechargeable batteries. Each slot operates independently, so you can charge batteries of different sizes and charge levels simultaneously. USB powered for ...

SKU: AF-6106 | Brand: Adafruit

The Adafruit bq25185 with 5V Boost is an all-in-one charging and power supply board that supports USB, DC, and solar charging with an integrated 5V boost converter. It is designed for projects that need a stable 5V su...

SKU: LB-LS6255 | Brand: Little Bird

This Solar Powered DIY Car Kit is the perfect educational toy for children who love to learn and build. With its dual solar power panels, this mini car can run smoothly without the need for batteries. It's a great way...