Shelly 3 Circuit DIN Rail Wifi Relay Switch [SHELLYPRO3]
Shelly Pro 3 is a DIN rail mountable 3-channel smart relay with potential-free contacts, capable of switching 3 completely independent circuits, including 3-phase ones. Enhanced with all the gen2 firmware flexibility and LAN connectivity, it provides professional integrators with many more options for end customer solutions. It can work standalone in a local Wi-Fi network or it can also be operated through cloud home automation services. Shelly Pro 3 can be accessed, controlled and monitored remotely from any place where the User has internet connectivity, as long as the device is connected to a Wi-Fi router and the Internet. Shelly Pro 3 has an embedded Web Interface which can be used to monitor and control the device, as well as adjust its settings.
Shelly Pro 3 is a DIN rail mountable 3-channel smart relay with potential-free contacts, capable of switching 3 completely independent circuits, including 3-phase ones. Enhanced with all the gen2 firmware flexibility and LAN connectivity, it provides professional integrators with many more options for end customer solutions. It can work standalone in a local Wi-Fi network or it can also be operated through cloud home automation services. Shelly Pro 3 can be accessed, controlled and monitored remotely from any place where the User has internet connectivity, as long as the device is connected to a Wi-Fi router and the Internet. Shelly Pro 3 has an embedded Web Interface which can be used to monitor and control the device, as well as adjust its settings.
Shelly Pro 3 is a DIN rail mountable 3-channel smart relay with potential-free contacts, capable of switching 3 completely independent circuits, including 3-phase ones. Enhanced with all the gen2 firmware flexibility and LAN connectivity, it provides professional integrators with many more options for end customer solutions. It can work standalone in a local Wi-Fi network or it can also be operated through cloud home automation services. Shelly Pro 3 can be accessed, controlled and monitored remotely from any place where the User has internet connectivity, as long as the device is connected to a Wi-Fi router and the Internet. Shelly Pro 3 has an embedded Web Interface which can be used to monitor and control the device, as well as adjust its settings.
Shelly Pro 3 is a DIN rail mountable 3-channel smart relay with potential-free contacts, capable of switching 3 completely independent circuits, including 3-phase ones. Enhanced with all the gen2 firmware flexibility and LAN connectivity, it provides professional integrators with many more options for end customer solutions. It can work standalone in a local Wi-Fi network or it can also be operated through cloud home automation services. Shelly Pro 3 can be accessed, controlled and monitored remotely from any place where the User has internet connectivity, as long as the device is connected to a Wi-Fi router and the Internet. Shelly Pro 3 has an embedded Web Interface which can be used to monitor and control the device, as well as adjust its settings.
in 7 offers
The lowest price for Shelly 3 Circuit DIN Rail Wifi Relay Switch [SHELLYPRO3] right now is $107.00 at Oz Smart Things, compared across 7 retailers.
The all-time low was $80.00 on 6 June 2026 — today's price is 34% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 19 July 2026.
Last updated at 19/07/2026 20:42:31
Shelly Pro 3 | Wi-Fi, LAN & Bluetooth 3 Channel Smart Relay | Home & Facility Automation | Compatible with Alexa & Google Home | iOS Android App |
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Shelly Pro 3, Smart Home Automation Australia
Delivery $9.99
Shelly Pro 3
Delivery $20.95
Shelly Pro 3
Delivery between 22 July – 1 Aug $16.83
Shelly Pro 3 3-channel DIN Rail Smart Switch with Dry Contacts
30-day returns
Shelly Pro 3 Smart Relay | High-Power Automation & Control
Delivery $15
Shelly Pro 3. Professional 3-channels DIN rail smart relay switch up to 48A with Wi-Fi, LAN and Bluetooth connection
originally posted on reichelt.com
Pros: einfache Installation
| Channels | 3 Channel |
| HTTP/HTTPS webhooks | Yes |
| Custom scripts (mJs) | Yes |
| Operational temperature | -20 °C to 40 °C / -5 °F to 105 °F |
| Device power consumption | < 3 W |
Shelly Pro 3 | Wi-Fi, LAN & Bluetooth 3 Channel Smart Relay | Home & Facility Automation | Compatible with Alexa & Google Home | iOS Android App |
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Shelly Pro 3, Smart Home Automation Australia
Delivery $9.99
Shelly Pro 3
Delivery $20.95
Shelly Pro 3
Delivery between 22 July – 1 Aug $16.83
Shelly Pro 3 3-channel DIN Rail Smart Switch with Dry Contacts
30-day returns
Pros: einfache Installation
| Channels | 3 Channel |
| HTTP/HTTPS webhooks | Yes |
| Custom scripts (mJs) | Yes |
| Operational temperature | -20 °C to 40 °C / -5 °F to 105 °F |
| Device power consumption | < 3 W |
