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SONOFF DUALR3 Dual Relay Two Way Power Metering Smart Switch
SONOFF DUALR3 Dual Relay Two Way Power Metering Smart Switch
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A compact dual-channel wonder that brings full smart control, energy insight, and flexible load handling right behind your switch plate. Whether you’re managing lights, curtains, or appliances, the DUALR3 adapts with Motor, Switch, and Meter modes, giving you precision control and real-time feedback.
Motor Mode: Smartly controls motorized curtains or blinds with precision.
Switch Mode: Independently manage two appliances, perfect for lights, fans, or small devices.
Meter Mode: Delivers real-time power, voltage, and current monitoring per channel (exclusive to DUALR3, not available on Lite).
Two-Way Control: Compatible with rocker, momentary, or SPDT wall switches for manual backup control.
Dual-Channel Power Metering: Track energy usage for each channel separately for smarter power management (not on Lite version).
Certified Safety: Built to TÜV, CE, FCC, and RoHS standards for reliable home integration.
Quick Specs
Model: DUALR3 | Resistive Load: 3300 W total / 2200 W per gang | Motor Load: 10–240 W / 1 A | Dimensions: 54 × 49 × 24 mm | Connectivity: Wi-Fi 802.11 b/g/n (2.4 GHz) | Material: Fire-retardant PC V0











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