Solid State Relay Modules in Australia

Shop solid state relay modules from AuscomTech. We stock practical SSR-style modules and electronic relay boards for Arduino, ESP32, ESP8266, Raspberry Pi compatible boards and general electronics switching projects, depending on current availability.

Whether you are building a silent switching project, controlling a compatible load, experimenting with electronic switching or adding a relay-style output to a microcontroller project, solid state relay modules provide an alternative to mechanical relay modules in suitable applications.

Shop Solid State Relay Modules by Type

Our solid state relay module range may include products such as:

  • SSR Modules: Solid state relay-style boards used for electronic switching in compatible projects.
  • Low-Voltage SSR Modules: SSR modules designed for suitable low-voltage electronics and control applications.
  • Microcontroller SSR Boards: Modules designed to be triggered from Arduino, ESP32 and other controller outputs depending on the module design.
  • AC Load SSR Modules: Solid state relay modules used for compatible AC load switching where correctly rated and installed.
  • DC Load SSR Modules: Solid state switching modules used for compatible DC load applications depending on the module type.

Solid State Relay Modules for Arduino, ESP32 & Electronics Projects

Solid state relay modules are commonly used when a project needs electronic switching without mechanical contacts. They can be useful for silent switching, frequent switching or isolated trigger applications, depending on the module design and load type.

SSR modules are not universal replacements for mechanical relays. Some are designed for AC loads, some are designed for DC loads, and many have leakage current, voltage drop or heat dissipation considerations. Always check the input trigger voltage, output load type, voltage rating, current rating, heat dissipation, isolation and wiring before use.

Solid State Relays vs Mechanical Relay Modules

A mechanical relay module uses physical contacts to switch a load. A solid state relay uses electronic components to switch the load without moving parts. SSR modules can switch silently and may suit frequent switching, but they must be matched carefully to the load type and voltage.

For standard mechanical relay boards, browse our relay modules category. For MOSFET switching of compatible DC loads, browse our MOSFET and transistor switch modules category.

Why Buy Solid State Relay Modules from AuscomTech?

  • Australian stock: Products are shipped from Australia using Australia Post.
  • Practical product range: We stock useful switching modules for electronics projects, automation, testing and prototyping.
  • Secure online checkout: Order online using supported secure payment options.
  • Helpful support: Need help choosing a solid state relay module? Contact AuscomTech and we’ll help where we can.

Browse Solid State Relay Modules Online

Explore our range of solid state relay modules in Australia, including SSR modules, microcontroller SSR boards, low-voltage solid state relay modules and compatible electronic switching modules depending on current availability. You can also browse related categories such as relay modules, MOSFET and transistor switch modules and DIN rail relays and interface relays.

Frequently Asked Questions

What is a solid state relay module used for?

A solid state relay module is used to electronically switch a compatible load from a low-voltage control signal. It can be used in suitable automation, control and electronics switching projects.

What is the difference between a solid state relay and a mechanical relay?

A mechanical relay uses moving contacts to switch a load. A solid state relay uses electronic components and has no moving contacts, allowing silent switching and potentially faster operation depending on the application.

Can I use a solid state relay module with Arduino or ESP32?

Yes, if the module trigger voltage, wiring and load rating are suitable for your controller board and application. Always check the product specifications before use.

Can solid state relays switch both AC and DC loads?

Not always. Some SSR modules are designed for AC loads and others are designed for DC loads. Using the wrong type can cause the relay to fail or the load to stay on, so always check the output type before connecting it.

Can you help me choose the right solid state relay module?

Yes. If you are unsure which SSR module suits your project, contact AuscomTech with your controller board, trigger voltage, load voltage, load current and whether the load is AC or DC.

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