Power Management

SKU: PL-2449 | Brand: Pololu

This connector adapts a 5.5 × 2.1 mm DC barrel jack to a pair of screw terminals spaced approximately 5 mm (0.2″) apart. The terminals are labeled positive and negative, with the positive termi...

SKU: PL-1161 | Brand: Pololu

A battery holder for eight AA cells, arranged as two back-to-back four-cell holders. Provides up to 12V (with alkaline cells) in a compact, stackable form factor. Specifications Cell Type – AA Capacity – 8 cells ...

SKU: AF-352 | Brand: Adafruit

Warning: This power supply ships with a US/Canada/Japan plug. It is not certified for use in Australia. You can use a plug adapter or replace the cable with a standard figure-8 (IEC C7) cable. A high-capacity 12V 5...

SKU: AF-5048 | Brand: Adafruit

The Power Profiler Kit II is a standalone unit, which can measure and optionally supply currents all the way from sub-uA and as high as 1A on all Nordic DKs, in addition to external hardware. As we've featured on EYE ...

SKU: AF-3784 | Brand: Adafruit

A 4×AA battery holder with a 20cm (8″) power cable terminating in a centre-positive 2.1mm DC barrel jack. Provides a portable power source for development boards and projects that accept a standard DC barrel jack inpu...

SKU: PR-PIM277 | Brand: Little Bird

Add a tiny yet convenient power switch to your Pi with OnOff SHIM! Our SHIMs (Shove Hardware in the Middle) are a new range of boards designed to be small, affordable, and handy. They're just 0.8mm thick (the bare boa...

SKU: PI-MOPI003 | Brand: Pimoroni

MoPi-2 is mobile and 24/7 power for the Pi 2 and Pi 3 boards. On your bike, up a tree, or for your home server: we've got you covered! MoPi-2 features: Two power inputs via standard screw terminals — for standard bat...

SKU: AF-3905 | Brand: Adafruit

This compact 2×2 AA battery holder connects four AA batteries in series, providing a nominal 6 V DC output (alkaline) or 4.8 V DC (rechargeable NiMH). The premium jumper header wires plug directly into a breadboard — ...

SKU: AF-3858 | Brand: Adafruit

A 2×AA battery holder with premium jumper header wires that plug directly into a breadboard — no stripping, twisting, or fighting with thin leads. Two AA batteries in series provide approximately 2.5V to 3V, making th...

SKU: PL-2851 | Brand: Pololu

The Pololu D24V50F5 is a high-efficiency step-down (buck) voltage regulator that converts input voltages up to 38V down to a fixed 5V output. With a typical maximum output current of 5A and efficiency between 85% and ...

SKU: PL-2098 | Brand: Pololu

The Pololu D24V3F5 is a compact buck (step-down) switching voltage regulator that converts input voltages up to 42 V down to a fixed 5 V output. With a typical efficiency of 80–90%, it significantly outperforms linear...

SKU: AF-5993 | Brand: Adafruit

The Adafruit USB Type C Vertical Breakout (Downstream Connection) provides easy access to all the pins on a USB-C connector in a vertical orientation, ideal for breadboard use and enclosure mounting. Two 5.1K resistor...

SKU: LB-COINBOARD | Brand: Little Bird

In compliance with Australian laws addressing the potential hazards associated with coin cell batteries, especially for small children, we're thrilled to present our innovative alternative – the Micro-USB Powered C...

SKU: EC-ACS33721L | Brand: Elecrow

You may need this item if you want to power your Arduino with a 3.7V LiPo battery to make it become a portable device. It made up of a “power cell” and “fuel gauge”, it allows you to connect a 3.7V single cell Lithium...

SKU: EF-EF03061 | Brand: ElecFreaks

This is a DC to DC step-down module based on LM2596 3A Step-Down Voltage Regulator. The LM2596 series of regulators are monolithic integrated circuits that provide all the active functions for a step-down(buck) swi...

SKU: OW-COCP22BK | Brand: Little Bird

A compact 2200mAh portable powerbank for recharging smartphones, cameras, wearable devices, and other USB-powered gadgets on the go. The small form factor makes it easy to carry in a bag or attach to a keychain via th...

SKU: AF-4191 | Brand: Adafruit

A slim 2×AAA battery holder with a built-in on/off switch and genuine JST PH connector. Two AAA batteries in series provide approximately 3V — ideal for powering low-voltage electronics projects, microcontrollers, and...

SKU: AF-3951 | Brand: Adafruit

A 2×AA battery holder with a built-in knife switch for controlling power. Unlike typical slide switches, the knife switch provides a clear visual indicator of open and closed circuit states — making it an excellent to...

SKU: MB-99830 | Brand: Makeblock

Description:Powers the other blocks. Connect and press to power on. Press and hold for 3 seconds to power off. Description Figure: Features:The magnetic design at the back of Neuron blocks makes you can simp...

SKU: TB-SZ2043 | Brand: Little Bird

An inline mini blade fuse holder with an integrated failure indicator lamp that lights up when the fuse blows. This makes it easy to identify a blown fuse, especially in crowded or hard-to-reach wiring locations. The ...