PiRelay - Relay Board for Raspberry Pi

SKU: PH-103394
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The PiRelay is a Raspberry Pi relay add-on board which provides a solution for controlling high current/voltage devices and makes your home appliances intelligent.

It's a nice solution for controlling devices that can't be directly controlled by the Raspberry Pi's Digital I/Os (GPIO). The standardised HAT form factor enables a smooth connection with Raspberry Pi.

The board includes indicator LEDs for easy debugging and can switch loads of up to 240VAC/7A, 125VDC/10A.


  • Control 4 appliances
  • Relay status indicators
  • Compatible with Raspberry Pi 4, 3B+, 3, 2, Zero
  • 40-pin stacking header
  • Control PiRelay through PiRelay mobile app
  • Make your home IoT enabled

Package contents

  • 1 x PiRelay HAT
  • 2 x Standoffs


  • Example Code, Python Library, Instruction Manual and Schematic here
  • Tutorial video

On the board


  • 4 High-quality relays - loads up to 240VAC/7A, 125VDC/10A
  • Standardized HAT shape and design
  • LED status indicators for each relay
  • 40-pin stacking header for accessing GPIO
  • Connectivity of the Relay with Raspberry Pi without GPIO
    • Pin 2-> 5V
    • Pin 6->GND
    • Pin 7-> Relay 4
    • Pin 11->Relay 3
    • Pin 13-> Relay 2
    • Pin 15-> Relay 1
  • Connectivity using the stack method:
    • GPIO 4, GPIO 17, GPIO 27 and GPIO 22 are used for controlling Relay. The user can remove the relay jumper and select a custom GPIO pin
  • Relay pins - COM, NO (Normally Open), and NC (Normally Closed) are available for each relay
  • Comes with development resources, including examples in python
  • Control through PiRelay app on Andriod

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Buy with Confidence

We're Australia's only Raspberry Pi approved reseller in Sydney, Australia.

Meet the Pi Powered Robot that ships other Pis

This is our secret to shipping the PiRelay - Relay Board for Raspberry Pi out so fast to you!


How do you Ship your Raspberry Pis?

We ship via Australia Post eParcel from our Sydney warehouse.

Australia Post picks up from us daily.

Asll shipping methods we use have tracking.

Do you ship from Sydney, Australia?

All our products ship from our warehouse in Sydney, Australia.

What payment methods do you accept?

We accept all major credit cards, Apple Pay, Google Pay and PayPal.

We also accept purchase orders from educational and government institutions on 30-day terms.

You're automatically approved if you're a school, university, or state or federal government department or agency.

What is your return, exchange and warranty policy?


We accept returns for faulty products, but will first work with you to help get your Raspberry Pi working again.

99% of the time there it is not the Raspberry Pi that is faulty.

If you need help, reach out to us on help@littlebird.com.au.

Change of Mind

We are happy to accept a return for a "change of mind", however, you will need to cover the cost of any merchant fees associated with the return. Goods need to be in an "as new" state.

What's the warranty on your Raspberry Pis?

You can have peace of mind knowing that Raspberry Pi is backed by a 1-year warranty, and thanks to rigorous quality assurance testing in the UK factory, you can be sure that your Raspberry Pi will stay in good working condition.

How long does shipping and delivery take?

At our Sydney, Australia warehouse, we provide fast and reliable shipping. To go even further, we have created our own Raspberry Pi powered Robot called Bishop.

How long does delivery take?

Australia Post picks up from us daily. If you're within the Australia Post next day network you can usually expect your order to arrive the next day if ordered with Express Post before 2pm.

80% of Australian addresses covered and you probably already know if you're in the network.

How can I track my order?

When we ship your order (which we do daily), we send you a tracking link.

If you haven't received a tracking link, please email us on help@littlebird.com.au .

How do I contact customer service?

You can call us on 1300 240 817 or email help@littlebird.com.au .

Do you have a secure website?

Yes, our website is secure and we use the latest security features to ensure your data is always kept safe.

Can I get my order shipped to a PO Box or Parcel Locker?

If you want to ship to a PO Box, Parcel Locker or another otherwise anonymising delivery address, we need you to use Paypal at checkout.