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 14 offers
The lowest price for Shelly 3 Circuit DIN Rail Wifi Relay Switch [SHELLYPRO3] right now is $92.24 at Digital Bay Tech, compared across 13 retailers.
The all-time low was $79.08 on 29 July 2026 — today's price is 17% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 1 Sept 2026.
Last updated at 01/09/2026 16:33:51
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. Professional 3-channels DIN rail smart relay switch up to 48A with Wi-Fi, LAN and Bluetooth connection (Open Box)
Delivery $19.56
Shelly Pro 3. Professional 3-channels DIN rail smart relay switch up to 48A with Wi-Fi, LAN and Bluetooth connection
Delivery $19.54
Shelly PRO 3 Relay Switch
Same-day delivery $10
Shelly Pro 3, Smart Home Automation Australia
Free delivery
Shelly Pro 3 Smart 3-Channel DIN Rail Relay 16A Wi-Fi LAN Bluetooth
Delivery between 4–15 Sept $40.47
Shelly Pro 3
Shelly Pro 3
Free delivery
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 between 3–9 Sept $15
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. Professional 3-channels DIN rail smart relay switch up to 48A with Wi-Fi, LAN and Bluetooth connection (Open Box)
Delivery $19.56
Shelly Pro 3. Professional 3-channels DIN rail smart relay switch up to 48A with Wi-Fi, LAN and Bluetooth connection
Delivery $19.54
Shelly PRO 3 Relay Switch
Same-day delivery $10
Shelly Pro 3, Smart Home Automation Australia
Free delivery
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 |
