The Add-on for Shelly Pro 3EM* is an electrically isolated switch to extend the possibilities of your Shelly Pro 3EM. With this add-on, you can easily control contactors and other electrical devices, giving you more flexibility and control over your consumption.

*Only compatible with Shelly Pro 3EM!

Features:
– Test contacts
– DIN rail mountable
– Conductor cross-section:0.5 to 2.5 mm² / 20 to 14 AWG (solid, stranded and cable lugs)
– Ambient temperature: -20 °C to 40 °C / -5 °F to 105 °F
– Humidity:30% to 70% RH
– Max. Altitude:2000 m / 6562 ft
– Power supply DC:3.3 V and 12 V (from Shelly Pro 3EM)
– Power consumption of the device:< 1 W
– Max. Switching voltage AC:240 V
– Max. Switching voltage DC:30V
– Max. Switching current AC:2A
– Max. Switching current DC:2A