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The SONOFF ZBM5-3C-86W is part of the SwitchMan Zigbee Smart Wall Switch (ZBM5) series. It features three buttons (3-Gang) and is specially designed for Type-86 wall boxes (87 × 87 × 40.2 mm). It supports both neutral and no-neutral wiring modes, offering high flexibility to fit different home electrical systems.
⚙️ Technical Specifications
- MCU: EFR32MG22
- Input Voltage: 100–240 V AC, 50/60 Hz
- Max Resistive Load: 10 A per channel, 10 A total
- Max LED/CFL Load:
- Up to 400 W per channel @ 240 V
- Up to 200 W per channel @ 100 V
- Total: 400 W @ 240 V or 200 W @ 100 V
- Minimum Load (No-Neutral Mode): ≥ 3 W (smart bulbs not supported in this mode)
- Wireless Protocol: Zigbee 3.0
- Dimensions: 87 × 87 × 40.2 mm (Type-86)
- Material / Housing: PC + CRS (reinforced plastic + steel frame)
- Net Weight: ~176 g
- Operating Temperature: –10 °C to 40 °C
- Certifications: CE / RoHS
🧠 Smart Features
- Dual Wiring Options (Neutral / No-Neutral): Flexible installation in different home wiring environments.
- Detach Relay Mode: In neutral-wire mode, the relay can be decoupled, allowing the switch to act as a Zigbee controller while keeping smart bulbs powered.
- Zigbee Router Function: Works as a Zigbee signal repeater when wired with neutral, enhancing mesh network coverage and stability.
- Remote Control via eWeLink App: Full control of switching, scheduling, and scenes through the eWeLink app.
- Voice Control: Compatible with Amazon Alexa and Google Home.
- Schedules & Smart Scenes: Automations such as scheduled on/off, room entry lighting, or linked device triggers.
- Home Assistant Integration: Works with Home Assistant via Zigbee2MQTT or ZHA using compatible dongles.
- Additional Features: Device sharing, group control, power-on state recovery after outages, and OTA firmware upgrades.
📋 Quick Reference Table
ItemDetailsModel SONOFF ZBM5-3C-86W
Input Voltage100–240 V AC, 50/60 Hz
Max Resistive Load10 A per channel, 10 A total
Max LED/CFL Load400 W/channel @ 240 V, 200 W/channel @ 100 V (400 W total)
Min Load (No Neutral)≥ 3 W; smart bulbs not supportedMCUEFR32MG22
Wireless ProtocolZigbee 3.0
Dimensions87 × 87 × 40.2 mm
MaterialPC + CRS
Net Weight≈ 176 g
Operating Temp.–10 °C to 40 °C
CertificationsCE / RoHS
Smart FeaturesDual wiring, Detach Relay, Zigbee Router, App & Voice Control, Smart Scenes, Home Assistant, OTA, Sharing & Group Control