Actuators
Shop actuators for your next robotics or automation project. Our range includes servo motors, stepper motors, DC gearmotors, solenoids, relay modules, linear actuators, and RF remote control modules suited to hobbyists, STEM classrooms, and professional builds alike.
Whether you're driving a robot arm, controlling a valve, or switching high-voltage loads, you'll find actuators in a wide range of torques, voltages, and form factors. Available for fast shipping across Australia.
DC Mini Immersible Water Pump (6V~12V)
SKU: DF-FIT0563 | Brand: DFRobot
This immersible pump can be used to water your plants, make a fountain or waterfall, even change your fish tank water. It comes with an inlet valve, you can adjust the water inflow manually. It works quietly with the...
Delivered by Mon 22 Jun
8 Channel 12V Relay Module 10A USB
SKU: LB-LS1773-12V | Brand: Little Bird
An 8-channel 12V relay module with USB-A interface for computer-based control. Uses the ULN2803 relay driver chip and genuine Songle relays for stable operation. Each relay is rated for 10A switching. Features both a...
Delivered by Thu 11 Jun
Metal DC Geared Motor - 12V 100RPM 42kg.cm
SKU: DF-FIT0492-B | Brand: DFRobot
This is a metal DC geared motor, 100% pure copper coils, high-density molecular layer, 50:1 metal reducer, small size, large torque. The maximum torque could arrive 42 kg.cm, stable and durable! SPECIFICATIONS  ...
Delivered by Mon 22 Jun
8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE port Communication, With Various Isolation And Protection Circuits
SKU: WS-24964 | Brand: Waveshare
An industrial-grade 8-channel relay module controlled via Ethernet, supporting Modbus RTU and Modbus TCP protocols. Features PoE power supply (IEEE 802.3af), optocoupler isolation, reverse-polarity protection, and a r...
Delivered by Thu 11 Jun
Metal DC Geared Motor w/Encoder - 12V 251RPM 18Kg.cm
SKU: DF-FIT0186 | Brand: DFRobot
This is a Gear Motor w/Encoder, model No.GB37Y3530-12V-251R. It is a powerful 12V motor with a 43.8:1 metal gearbox and an integrated quadrature encoder that provides a resolution of 16 counts per revolution of the m...
Delivered by Thu 11 Jun
Stepper motor - NEMA-17 size - 200 steps/rev, 12V 350mA
SKU: AF-324 | Brand: Adafruit
A stepper motor to satisfy all your robotics needs! This 4-wire bipolar stepper has 1.8° per step for smooth motion and a nice holding torque. The motor was specified to have a max current of 350mA so that it could...
Delivered by Wed 1 Jul
Metal DC Geared Motor w/Encoder - 12V 122RPM 38Kg.cm
SKU: DF-FIT0403 | Brand: DFRobot
This is a Gear Motor w/Encoder, model No. GB37Y3530-12V-90EN. It is a powerful 12V motor with a 90:1 metal gearbox and an integrated quadrature encoder that provides a resolution of 16 counts per revolution of the ...
Delivered by Mon 22 Jun
Metal DC Geared Motor - 12V 50RPM 50kg.cm
SKU: DF-FIT0492-A | Brand: DFRobot
A high-torque 12V DC geared motor with a 100:1 metal gear reducer. Built with 100% copper coils and a metal gearbox for durability, this compact motor delivers up to 50 kg·cm of stall torque at 50 RPM — ideal for robo...
Delivered by Thu 11 Jun
Mini deceleration gear reducer motor
SKU: LB-PT7011 | Brand: Little Bird
Specification: Product Name:DC Geared Motor Product Model: N20 Product Material: metal Main colour: silver tone Length: approx.36mm Rated Voltage:DC 12V Output Speed:200RPM Shaft Size:3 x 10mm/ 0.12" x 0.4"(D*L) Produ...
Delivered by Thu 11 Jun
Industrial Modbus RTU 8-Channel Relay Module (D) with Digital Input and RS485 Interface
SKU: WS-26517 | Brand: Waveshare
The Industrial Modbus RTU 8-Channel Relay Module (D) is a reliable RS485-controlled relay module with 8 digital inputs. Designed for industrial applications, it supports the Modbus RTU protocol and includes multiple i...
Delivered by Thu 11 Jun
Micro Metal Geared Stepper Motor (12V 0.6kg.cm)
SKU: DF-FIT0503 | Brand: DFRobot
INTRODUCTION This is a miniature stepper motor with 100:1 metal reduction gear box for enhanced torque. It has a voltage input range of 5 - 12V DC. This product is suitable for the 3D printers and applications wh...
Delivered by Thu 11 Jun
Modbus RTU 32-Ch Relay Module, RS485 Interface, With Multiple Isolation Protection Circuits
SKU: WS-25140 | Brand: Waveshare
Modbus RTU 32-Ch Relay Module, RS485 Interface, With Multiple Isolation Protection Circuits, Industrial-Grade, Rail-Mount Case RS485 32-ch Relay Module Modbus RTU Protocol, Multi Isolation Prote...
Delivered by Thu 11 Jun
Metal DC Geared Motor w/Encoder - 12V 83RPM 45Kg.cm
SKU: DF-FIT0185 | Brand: DFRobot
This 12 V DC geared motor (model GB37Y3530-12V-83R) pairs a powerful brushed motor with a 131:1 metal gearbox and an integrated Hall-effect quadrature encoder. The encoder provides 16 counts per revolution on the moto...
Delivered by Mon 22 Jun
Dual Ethernet 8-Channel Relay Module – PoE, Modbus RTU, Rail-Mount
SKU: WS-30544 | Brand: Waveshare
Introducing the Modbus POE ETH Relay (C) - Dual Ethernet Ports, 8-ChannelMaximize your industrial automation systems with the exceptional Modbus POE ETH Relay (C). Designed for reliability and robust performance, this...
Delivered by Thu 2 Jul
25kg.cm Wide Range Voltage Serial Bus Servo, High Precision And Large Torque, With Programmable 360 Degrees Magnetic Encoder
SKU: WS-24703 | Brand: Waveshare
The ST3020 is a high-torque 25kg·cm serial bus servo with a 360° magnetic encoder, supporting 6–14V wide-range voltage input. It features an aluminium alloy middle case, iron-core motor, and metal gearbox for reliable...
Delivered by Thu 2 Jul
Serial Bus 360° Pan-Tilt Camera Module – High-Torque, 2-Axis, Robot Compatible
SKU: WS-24984 | Brand: Waveshare
Elevate your robotics and surveillance projects with the cutting-edge 360° Omnidirectional High-Torque 2-Axis Expandable Pan-Tilt Camera Module. Engineered for versatility and precision, this module is powered by robu...
Delivered by Thu 2 Jul
16-Channel Ethernet Relay Module – Modbus, PoE Support, Isolation Protection
SKU: WS-30795 | Brand: Waveshare
The Waveshare Modbus POE ETH Relay 16CH is an industrial-grade 16-channel relay module controlled over Ethernet using Modbus RTU or Modbus TCP protocol. It features dual Ethernet ports for cascading, Power over Ethern...
Delivered by Thu 2 Jul
40kg.cm Metal Serial Bus Servo, High Precision And Large Torque, With Programmable 360 Degrees Magnetic Encoder and Brushless Motor
SKU: WS-24702 | Brand: Waveshare
The Waveshare ST3025 is a high-performance metal serial bus servo featuring a brushless motor, steel gearbox, and 360° programmable magnetic encoder. With up to 40 kg·cm of torque at 12V, it is built for demanding rob...
Delivered by Thu 11 Jun
RP2350 Pico Relay Module 6-Channel – RS485, Isolation Protection, Rail-Mount with Wireless
SKU: WS-32576 | Brand: Waveshare
Industrial-Grade 6-Channel RP2350 Relay Module – Versatility Meets RobustnessEnhance your industrial automation systems with the unparalleled reliability and flexibility of our Industrial 6-Channel RP2350 Relay Module...
Delivered by Thu 11 Jun
Robotic Arm Gripper with Closed-loop Control – Compatible with ST3215/CF35-12 Servos
SKU: WS-30385 | Brand: Waveshare
Unleash Precision Handling with the High-Performance Robotic Arm GripperElevate your robotics project with our state-of-the-art High-Performance Robotic Arm Gripper. With advanced options to integrate with ST3215 / CF...
Delivered by Thu 2 Jul
Compare your options
All buying guides
The Teacher's Guide to micro:bit Robots: Kits, Buggies, and Robotics Compared
Compare micro:bit-compatible robot kits, buggies, and robotics platforms by age range, assembly difficulty, sensors, and curriculum fit — for classrooms, clubs, and home learners across Australia.
49 products compared
The Maker's Guide to Servos: Torque, Speed, and Control Compared
Compare hobby and industrial servos by torque, rotation range, and control type (PWM, digital, continuous) to pick the right motor for robotics, animatronics, and RC projects.
16 products compared
