A galvanically isolated switch designed to expand the capabilities of your Shelly Pro 3EM device. This add-on allows you to easily control contactors and other electrical devices, giving you greater flexibility and control over your consumption.Dry contactsDIN-rail mountable*Only compatible with Shelly Pro 3EM.SpecificationPowerPower supply voltage AC N/APower supply voltage DC 3.3 V and 12 V (from Shelly Pro 3EM device)Power consumption < 1WMax switching voltage AC 240 VMax switching voltage DC 30VMax switching current AC 2AMax switching current DC 2AFeaturesAmbient temperature -20 to 40 °C / -5 to 105 °FHumidity 30% to 70% RHMounting DIN rail, attached to a Shelly Pro 3EMScrew terminals max torque 0.4 Nm / 4.43 lbinConductor cross section 0.5 to 2.5 mm² / 20 to 14 AWG (solid, stranded and bootlace lugs)Conductor stripped length 6 to 7 mm / 0.24 to 0.28 inDimensions(H x W x L) 94 x 19 x 69 ±0.5 mm3.70 x 0.75 x 2.71 ±0.02 in
