The TOMZN TOB9-63M Smart Switch is an advanced Wi-Fi enabled smart circuit breaker designed for intelligent power management, energy monitoring, and electrical protection in residential and commercial electrical installations.

With a rated current of 63 A (1P+N) and built-in metering, this smart switch not only allows remote ON/OFF control and scheduling via the TUYA / Smart Life app, it also provides real-time voltage, current, power, and energy usage data. Multiple protection features including over-voltage, under-voltage, over-current, and over-power trip help safeguard appliances and circuits.

Ideal for smart home automation, energy monitoring systems, and safety-conscious power control applications.

Features

• Remote Wi-Fi ON/OFF control via TUYA / Smart Life app
• 63 A rated current for high-load circuits
• Real-time electrical metering: voltage, current, power & kWh
• Intelligent electrical protections:
  • Over-current protection
  • Over-voltage protection
  • Under-voltage protection
  • Over-power trip
• Scheduling & timer functions including countdown and cyclic schedules
• App control (iOS & Android) via TUYA / Smart Life
• Voice assistant support: Amazon Alexa & Google Assistant
• Last relay state memory after power interruption
• Wide AC operating range: 90–300 V, 50/60 Hz
• DIN-rail compatible 1P+N installation

Specifications

• Model: TOB9-63M Smart Switch
• Rated Current: 1–63 A
• Operating Voltage: AC 90–300 V, 50/60 Hz
• Communication: Wi-Fi 2.4 GHz (Smart Life / TUYA)
• Protection: Over-current, Over-voltage, Under-voltage, Over-power
• Energy Metering: Real-time voltage, current, power, energy (kWh)
• App Support: Smart Life / TUYA (iOS & Android)
• Voice Control: Alexa & Google Assistant (via app)
• Relay Memory: Last ON/OFF state retention
• Mounting: 1P+N DIN-rail
• Operating Temperature: Typically –25 °C to +70 °C

Applications

• Smart home electrical control
• Remote lighting and appliance control
• Energy consumption monitoring and optimization
• Safety protection for high-load circuits
• Scheduled device management (water heaters, pumps, lights)
• Industrial and commercial automation panels
• Voice smart assistant integrations

Push the button for more than 10s , the WIFI led will flash quickly , then use the app to operate