Power & Batteries

SKU: AF-3238 | Brand: Adafruit

This IEEE 802.3af PoE splitter separates power and data from a single PoE Ethernet cable, providing regulated 12VDC at up to 1A on a standard 2.1 mm DC barrel jack alongside a standard Ethernet data connection. It let...

SKU: AF-3310 | Brand: Adafruit

A 5.5×2.1mm DC barrel connector plug for adding a standard power connector to the end of your own wires. The outer shell unscrews to reveal solder terminals and a crimp strain relief, making it easy to wire up custom ...

SKU: SF-PRT-10592 | Brand: SparkFun

This is the SMD version of PRT-07948, which is the unit we like to use as RTC backup and SRAM backup for GPS units. Holds battery in place with friction. The metal housing connects to the positive side of the batte...

SKU: SF-PRT-10512 | Brand: SparkFun

A snap-in 9V battery holder with a 5.5mm/2.1mm centre-positive barrel jack connector. The battery clicks securely into place, and three mounting holes allow you to attach the holder to an enclosure or chassis. Key Fe...

SKU: SF-COM-12766 | Brand: SparkFun

The L7812 is a three-terminal positive voltage regulator with a fixed 12V output. It provides stable local regulation with built-in protection against overcurrent, thermal overload, and short circuits, making it a rel...

SKU: SF-PRT-10287 | Brand: SparkFun

This adapter allows you to connect a barrel jack connector to bare wires. One end has screw terminals and the other has a 5.5x2.1mm, center-positive male barrel jack. If you need to connect bare wires to a barrel jack...

SKU: SF-PRT-10255 | Brand: SparkFun

The LiPower board is based on the incredibly versatile TPS61200 boost converter. The board is configured to be used with a LiPo battery, has solder jumper selectable 5V and 3.3V output, and an under voltage protection...

SKU: SF-PRT-12711 | Brand: SparkFun

The SparkFun USB LiPoly Charger is a single-cell Li-Ion/Li-Polymer battery charging board based on the MCP73831T. It charges 3.7V LiPo cells at a selectable rate of 500 mA or 100 mA via a solder jumper, with power inp...

SKU: SF-PRT-10217 | Brand: SparkFun

If you need to charge LiPo batteries, this simple charger will do just that, and do it fast! The SparkFun LiPo Charger Basic is stripped down of all features and just does one thing well - charge 3.7V LiPo cells ...

SKU: TB-SB2933 | Brand: Little Bird

This range of Panasonic eneloop batteries have numerous advantages over regular rechargeables. Key characteristics include low self-discharge, they are pre-charged so can be used right out of the packet, and can be re...

SKU: TB-MB3563 | Brand: Little Bird

Keep your Eneloop and other Ni-MH batteries charged and ready to go with this lightweight Panasonic charger. It charges both AA and AAA batteries and includes 4× AA Eneloop batteries straight out of the box. Eneloop ...

SKU: LB-LS7856 | Brand: Little Bird

Keep your devices powered and connected with this USB-A to USB-C cable. Its 1m length is ideal for tidy setups, travel, or reducing cable clutter while charging or transferring data between USB-C devices and computers...

SKU: SF-CAB-19718 | Brand: SparkFun

This USB-A to USB-C cable features a built-in LCD display on the USB-C connector that shows real-time power draw, so you can monitor charging current at a glance. With support for up to 6A output and USB 2.0 data rate...

SKU: EF-EF10131 | Brand: ElecFreaks

An 80 cm white Micro-USB cable suitable for powering and programming the BBC micro:bit and other Micro-USB devices. The 4-core shielded cable supports both charging (up to 2A) and data transfer simultaneously. Key Fe...

SKU: ET-2444224 | Brand: Little Bird

1.8m Computer Cable with USB 2.0 type A male to micro USB 2.0 type B male connector, black PVC jacket and 28AWG conductor. It is suitable for the connection of devices with micro USB connector. Screened improved cable...

SKU: PI-COM0211 | Brand: Pimoroni

Take control of your voltage! These regulators will let you produce a reliable constant supply voltage for your circuits. Whether you're working from an unregulated supply or just need a precise voltage for your micro...

SKU: PL-2884 | Brand: Pololu

The Pololu D24V150F9 is a high-current synchronous step-down (buck) voltage regulator that converts input voltages up to 40V down to a fixed 9V output. With up to 15 A available output current and typical efficiencies...

SKU: LB-00255 | Brand: Little Bird

An 8-channel voltage level converter module for shifting between 3.3V and 5V logic levels. Designed for use with Raspberry Pi, making it easy to interface with 5V sensors and modules from the Pi's 3.3V GPIO pins. Key...

SKU: SS-110990161 | Brand: Seeed Studio

A handy assortment of six power connector adaptors and converters for prototyping, electronics projects, and bench setups. This pack covers the most common power connector types — barrel jack, BNC, JST, and screw term...

SKU: TB-MP3480 | Brand: Little Bird

The Jaycar MP-3480 is a compact, regulated 5VDC 3A switchmode plug pack with a slim profile designed to fit side-by-side on a powerboard. It accepts 100–240VAC 50/60Hz input (AU/NZ 2-pin plug) and comes with 7 interch...