TONGOU SY2 63A Smart WiFi Relay Switch, DIN Rail Energy Monitor with Power Measurement, TUYA/Smart Life App, Alexa & Google Assistant Voice Control, Overload & Overvoltage Protection- HIVAGI
₹6,000.00 Original price was: ₹6,000.00.₹2,899.00Current price is: ₹2,899.00.
Price: ₹6,000 - ₹2,899.00
(as of Feb 14, 2026 13:41:44 UTC – Details)
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Tongou was established in 1993 and is a leading brand providing intelligent product solutions for high and low voltage electrical systems.
We are committed to addressing customers’ challenges, delivering reliable and innovative solutions, and creating lasting value.
Through our intelligent products, we serve global customers, making life smarter, safer, and more convenient.


WiFi Smart Switch
⚡ High Power Smart Control (Up to 63A): Supports 1P+N smart switching at 90–240V AC, ideal for heavy appliances, lighting circuits, HVAC, ovens, heaters, and office equipment. Compact DIN rail mount (18mm, 1 module).
📊 Real Time Energy Monitoring: Built in power measurement tracks voltage, current, and consumption (hour/day/month). Identify energy hungry devices and set power limits with automatic alerts.
📱 App & Voice Control Anywhere: Works with TUYA / Smart Life app for remote ON/OFF, scheduling, and automation scenes. Hands free voice commands via Alexa & Google Assistant—no hub required.
🛡️ Advanced Safety Protections: Safer than SY1 model with overload, overvoltage, undervoltage, high power, and CPU overheating protection. IEC 60947 & CE certified. (Note: use with circuit breaker for short circuit protection).
⏱️ 4 Smart Timing Modes: Choose countdown, cycle, astronomical, or scheduled timers to automate appliances, save energy, and prevent unnecessary standby power loss.
🌍 Easy Setup & Multilingual Support: Quick installation with 35mm DIN rail mount, supports wiring up to 10mm². Comes with instructions in English, French, German, Italian & Spanish.