Power Supplies
Browse our range of power supplies for your electronics projects, from AC-DC adapters and switching power supplies to DC-DC converters and bench power supply units. Whether you're powering a Raspberry Pi, running a LED strip, or setting up a workbench, we've got the right supply for the job.
Suitable for makers, students, educators, and professionals across Australia. Find USB chargers, barrel jack adapters, splitters, and regulated switchmode supplies with fast Australian shipping.
5V/3.3V Breadboard Power Supply v1.2
SKU: SS-106990021 | Brand: Seeed Studio
The 5V/3.3V Breadboard Power Supply plugs directly into a standard breadboard and provides regulated 5V or 3.3V power to both rails. It accepts power via either a 7–15V DC barrel jack or a 5V Micro-USB input, giving y...
Delivered by Mon 15 Jun
DC Barrel Power Jack/Connector
SKU: SF-PRT-00119 | Brand: SparkFun
DC power jack/connector. This is a common barrel-type power jack for DC wall supplies. These are compatible with our DC wall supplies and have a 5.5mm jack, with a 2.1mm center pole diameter. Datasheets: Datasheet
Delivered by Wed 24 Jun
DC Barrel Jack Plug - Female
SKU: SF-PRT-13126 | Brand: SparkFun
This female barrel jack plug is great for adding a common connector to the end of wires. This jack is compatible with 5.5x2.1mm barrel connectors. The outer shell unscrews to reveal solder terminals and a crimp strain...
Delivered by Wed 24 Jun
SparkFun Breadboard Power Supply Stick - 5V/3.3V
SKU: SF-PRT-13032 | Brand: SparkFun
A simple breadboard power supply that takes a 6–12 V input and outputs a regulated 5 V or 3.3 V. All headers are at 0.1" pitch for direct insertion into a standard breadboard, with the output pins spaced to power both...
Delivered by Mon 15 Jun
DC-DC Boost Module (0.9-5V)
SKU: DF-FIT0471 | Brand: DFRobot
INTRODUCTION This is a small DC - DC boost module that converts a 0.9 ~ 5v power source to standard 5V, making it capable of supplying power to an Arduino microcontroller and other small ...
Delivered by Mon 15 Jun
DC-DC Step Down Buck Converter (15~24V to 12V/12A)
SKU: DF-DFR1208 | Brand: DFRobot
##Introduction This DC-DC step-down converter module is designed to efficiently reduce a high input voltage (15-24V) to a stable 12V output, supporting up to 12A of current. The module offers high conversion efficienc...
Delivered by Wed 24 Jun
30 Piece 5.5 / 2.1mm to DC Barrel Jack Adapter Kit
SKU: AF-5474 | Brand: Adafruit
A comprehensive set of 30 barrel jack plug adapters that convert a standard 5.5mm / 2.1mm DC jack to a wide variety of other tip sizes. Perfect for powering devices that use non-standard barrel connectors from your ex...
Delivered by Fri 3 Jul
5.5/2.1mm DC to Type-C Adapter
SKU: DF-FIT0784 | Brand: DFRobot
A DC 5.5×2.1mm female to USB Type-C male power adapter plug, allowing you to power USB-C devices from a DC barrel jack power supply. Useful for powering Raspberry Pi 4/5, LattePanda, and other USB-C-powered boards fro...
Delivered by Wed 24 Jun
5.5/2.1mm DC to Micro USB Adapter
SKU: DF-FIT0783 | Brand: DFRobot
A DC 5.5×2.1mm female to Micro-USB male power adapter plug, allowing you to power Micro-USB devices from a DC barrel jack power supply. Useful for powering Raspberry Pi, LattePanda, phones, and tablets from existing D...
Delivered by Wed 24 Jun
Buck/Boost Converter - 8-40V to 12V/3A
SKU: SF-COM-18376 | Brand: SparkFun
An industrial-grade DC buck-boost converter that accepts 8–40V input and delivers a regulated 12V output at up to 3A (36W). Ideal for battery-powered systems where input voltage varies — such as SLA or LiFePO4 batteri...
Delivered by Wed 24 Jun
PoE Splitter with USB Type C - 5V 2A - 100 MB Ethernet
SKU: AF-4552 | Brand: Adafruit
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 any Ethernet device, even if it doesn't natively support PoE! The splitter...
Delivered by Mon 15 Jun
MPM3610 5V Buck Converter Breakout - 21V In 5V Out at 1.2A
SKU: AF-4739 | Brand: Adafruit
This little buck converter based on the MPM3610 is a marvel, taking up to 21V input and providing a 5V output with up to 1.2A current. It's great for supplying power to popular 5V voltage circuits from a range of b...
Delivered by Fri 3 Jul
Raspberry Pi UPS HAT
SKU: DF-DFR0494 | Brand: DFRobot
An uninterruptible power supply HAT for Raspberry Pi that provides steady power during outages, protecting your system from damage and ensuring safe shutdown. Ideal for mobile applications like Raspberry Pi cameras, t...
Delivered by Mon 15 Jun
Breadboard Base for Pibow
SKU: PR-PIM086 | Brand: Little Bird
A laser-cut acrylic base plate that replaces the bottom layer of a Pibow case, adding a secure mounting area for breadboard prototyping alongside your Raspberry Pi. Compatible with Raspberry Pi 3, A+, Zero, and Zero W...
Delivered by Mon 15 Jun
2-Way 2.1mm DC Barrel Jack Splitter Squid
SKU: AF-1351 | Brand: Adafruit
A simple 2-way DC barrel jack splitter that lets you power two devices from a single power adapter. Plug in one standard 5.5mm/2.1mm DC barrel jack and get two identical outputs — perfect for powering multiple boards ...
Delivered by Fri 3 Jul
5V 4A (4000mA) switching power supply - UL Listed
SKU: AF-1466 | Brand: Adafruit
This UL-listed switching power supply delivers a clean, regulated 5V DC output at up to 4A (4,000mA / 20W) via a standard 5.5×2.1mm centre-positive DC barrel jack. It accepts 110–240V AC input and is ideal for powerin...
Delivered by Fri 3 Jul
5VDC 1000mA Ultra-slim Switchmode Power Adaptors
SKU: TB-MP3144 | Brand: Little Bird
An ultra-slim switchmode power adaptor that delivers 5V DC at 1A through a compact, lightweight design. Slim enough to sit side by side on a power board without blocking adjacent outlets. Features built-in EMI filter...
Delivered by Mon 15 Jun
Power supply Shield (Arduino Compatible)
SKU: DF-DFR0105 | Brand: DFRobot
Most project of Arduino may need more than two voltage supply. When feed with from 4.5-35V, this arduino power shield able to provide a voltage range from 1.25-12V with 3A peak current. Ideal for servo control and ot...
Delivered by Wed 24 Jun
LM3671 3.3V Buck Converter Breakout - 3.3V Output 600mA Max
SKU: AF-2745 | Brand: Adafruit
Your power supply problems just got SUPER SOLVED! This 3.3V Buck Converter Breakout board is great for supplying power to low voltage circuits from a single Li-Ion cell battery or USB power...
Delivered by Fri 3 Jul
3.5 / 1.3mm or 3.8 / 1.1mm to 5.5 / 2.1mm DC Jack Adapter Cable
SKU: AF-2788 | Brand: Adafruit
A DC barrel jack adapter cable that converts a 3.5/1.3 mm or 3.8/1.1 mm DC plug to the standard 5.5/2.1 mm DC barrel jack format. Internal spring contacts accommodate outer diameters from 3.5 mm to 3.8 mm, making it v...
Delivered by Fri 3 Jul