Power & Batteries
Browse our full range of power and battery products for your electronics projects. From lithium and coin cell batteries to DC-DC converters, voltage regulators, solar panels, and bench power supplies — we stock everything you need to keep your builds running.
Whether you're powering a classroom STEM kit, a weekend maker project, or a professional prototype, you'll find reliable power solutions with fast shipping across Australia.
DC-DC 12V To 3.3V 5V Buck Step down Power Supply Module For Arduino
SKU: LB-LR0214-142A | Brand: Little Bird
One input: DC 6V - 12V (input voltage to the output voltage must be higher than 1V.) Output: 3.3V (+ - 0.05v error), 5.0V (+ - 0.05v error), 800mA (load current can not exceed 800ma), 12V (12V input directly conv...
Delivered by Fri 9 Oct
9V Snap Connector
SKU: DF-FIT0111 | Brand: DFRobot
A classic 9V battery snap connector with bare wire leads, 15 cm in length. Pair it with a DC Barrel Jack Adapter – Male to power an Arduino directly from a 9V battery. Key Features Bare Wire Leads – Solder or conne...
Delivered by Fri 9 Oct
IIC I2C Logic Level Converter Bi-Directional Module 5V to 3.3V For Arduino
SKU: LB-LR0185 | Brand: Little Bird
Logic Level Converter Bi-Directional IIC 4 Way Level Conversion Module Description:If you’ve ever tried to connect a 3.3V device to a 5V system, you know what a challenge it can be. The SparkFun bi-directional...
Delivered by Fri 9 Oct
USB Type C 3.1 PD to 5.5mm Barrel Jack Cable - 12V 5A Output
SKU: AF-5450 | 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...
Delivered by Fri 9 Oct
Adafruit USB C Breakout Board - Downstream Connection
SKU: AF-4090 | Brand: Adafruit
The Adafruit USB C Breakout Board (Downstream Connection) gives you easy access to all the pins on a USB Type-C connector, configured for downstream device use. Two 5.1K resistors on the CC1 pins signal the upstream h...
Delivered by Fri 9 Oct
DC-DC boost converter
SKU: DF-DFR0123 | Brand: DFRobot
This 20W adjustable DC-DC boost converter with a digital display is based on the professional boost chip and supports 3~32V power input, 5~35V output, and an accuracy of ±0.05V. The switching frequency is 400KHz, th...
Delivered by Fri 9 Oct
USB Cable Type B [50cm]
SKU: LB-LR0293-4A | Brand: Little Bird
This cable is the standard connection for Arduinos, Arduino like products and various other devices and doodads. Perfect to pick up as a spare for the workbench or draw in a conveniant length that will save you fro...
Delivered by Fri 9 Oct
Breadboard Power Supply 5V/3.3V
SKU: DF-DFR0140 | Brand: DFRobot
This is a very simple board that takes a 6-12V input voltage and outputs a selectable 5V or 3.3V regulated voltage. All headers are 0.1" pitch for simple insertion into a breadboard. It can be either powered from 6-12...
Delivered by Fri 9 Oct
9V to Barrel Jack Adapter
SKU: LB-LR0296 | Brand: Little Bird
A 9V battery clip adapter with a standard 5.5 × 2.1 mm centre-positive barrel jack. Use it to power any device that accepts 9V input through an onboard barrel jack connector. Key Features 9V Battery Snap – Standard...
Delivered by Fri 9 Oct
Adafruit Micro Lipo - USB LiIon/LiPoly charger [v1]
SKU: AF-1304 | Brand: Adafruit
The Adafruit Micro Lipo is a tiny USB charger for single-cell 3.7V/4.2V lithium polymer and lithium ion rechargeable batteries. Its gold-plated PCB-style USB connector plugs directly into any USB port — connect your b...
Delivered by Fri 9 Oct
Type-C USB Power Meter Tester
SKU: LB-P4775 | Brand: Little Bird
Type-C USB Power Meter Tester – Color Display, PD 3.1, QC 3.0, Fast Charge Protocols Need to know exactly what's going on between your USB-C power source and your device? The Type-C USB Power Meter Tester has you cov...
Delivered by Fri 9 Oct
SparkFun Logic Level Converter - Bi-Directional
SKU: SF-BOB-12009 | Brand: SparkFun
The SparkFun Bi-Directional Logic Level Converter safely translates signals between different voltage levels — stepping 5V down to 3.3V and 3.3V up to 5V on the same channel. It also works with 2.8V and 1.8V devices, ...
Delivered by Fri 9 Oct
4xAA battery holder (square with cover)
SKU: DF-FIT0080 | Brand: DFRobot
A 4-cell AA battery holder in a square (2×2) configuration with a sliding removable cover and a built-in ON/OFF switch. Features 5-inch tinned leads for easy soldering. The cover keeps batteries secure, and the switch...
Delivered by Fri 9 Oct
2AA Battery Holder with Cover and Switch and Large size Alligator
SKU: LB-LS5508 | Brand: Little Bird
A 2×AA battery holder with a protective cover, built-in on/off switch, and large alligator clip leads. The alligator clips make it easy to connect to circuits, components, and conductive materials without soldering — ...
Delivered by Fri 9 Oct
micro:bit Battery Holder - 2xAAA (JST-PH)
SKU: SF-PRT-15101 | Brand: SparkFun
This two-cell AAA battery holder is made for powering BBC micro:bit projects without needing to stay tethered to USB.The attached 6" (~150mm) lead is terminated with a JST-PH connector that mates with the JST socket o...
Delivered by Fri 9 Oct
Voltage Regulator - 5V
SKU: SF-COM-00107 | Brand: SparkFun
This is the basic L7805 voltage regulator, a three-terminal positive regulator with a 5V fixed output voltage. This fixed regulator provides a local regulation, internal current limiting, thermal shut-down control,...
Delivered by Fri 9 Oct
14500 Rechargeable Li-Ion Battery 800mAh 3.7V Nipple
SKU: TB-SB2300 | Brand: Little Bird
A 14500-size rechargeable lithium-ion battery with 800mAh capacity and 3.7V nominal voltage. The 14500 form factor is the same size as a standard AA battery, making it a common choice for LED torches and other compact...
Delivered by Fri 9 Oct
Logic Level Converter 8 Channels Bi-Directional
SKU: LB-LR0214-110A | Brand: Little Bird
Raspberry Pi 8 channel Level Switching (3.5V to 5V) IO Module Logic Level Converter is able to convert signals from 5V down to 3.3V (and vice versa) meaning you can safely use 5V or 3.3V devices with the Raspberry ...
Delivered by Fri 9 Oct
Lipo Charger-Type C
SKU: DF-DFR0668 | Brand: DFRobot
This is a Type-C Lipo charger designed for single-cell 3.7V lithium battery. The compact size makes it easy to integrate into your applications. The charger adopts TP4056X lithium battery charging IC, which guar...
Delivered by Fri 9 Oct
DC Barrel Jack Adapter - Male
SKU: DF-FIT0110 | Brand: DFRobot
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 ...
Delivered by Fri 9 Oct