The WINET WN-STY-NL4PWIFI is a professional WiFi smart relay designed to meet the needs of remote control and automation in three-phase electrical systems. With support for Tuya Smart and Smart Life mobile apps, you can control the device via the internet, schedule operation times, and create automated scenarios.

This device, which operates reliably in 380V three-phase systems, can be easily used in electrical panels, industrial facilities, factories, pump systems, compressors, lighting panels, and building automation projects.

Thanks to its compact DIN rail design, it offers easy installation on existing panels.

Product Features

Wireless Communication

• WiFi 2.4 GHz
• Tuya Smart Support
• Smart Life Support
• Remote On/Off
• Control via Mobile App

Electrical Features

• Nominal Voltage: AC 3×110V – 3×230V
• Operating Voltage: 180V – 450V AC
• Operating Frequency: 50 / 60Hz

Smart Scheduling Functions

• Countdown (Countdown)
• Timer (Scheduling)
• Cycle Timer (Periodic Operation)
• Inching Switch (Pulse Mode)

Technical Specifications

FeatureValueBrandWINETModelWN-STY-NL4PWIFICommunicationWiFi 2.4 GHzMobile AppTuya Smart / Smart LifeSystem Type3 Phase (3P+N)Nominal VoltageAC 3×110V – 3×230VOperating Voltage180V – 450V ACOperating Frequency50/60HzRemote ControlAvailableCountdownAvailableTimerAvailableCycle TimerAvailableInching SwitchAvailableMounting TypeDIN Rail

Application Areas

• Three-Phase Electrical Panels
• Factories
• Industrial Automation Systems
• Pump Control Systems
• Motor Control Applications
• Compressor Systems
• Lighting Panels
• Smart Building Automation
• Solar Energy Systems
• Commercial and Industrial Facilities

Package Contents

• 1 × WINET WN-STY-NL4PWIFI WiFi Smart 3-Phase Relay
• 1 × User Manual

Key Features

• ✅ Tuya Smart and Smart Life support
• ✅ Remote control via WiFi
• ✅ Compatibility with 3-phase electrical systems
• ✅ Wide operating voltage range 180-450V AC
• ✅ 50/60Hz support
• ✅ Countdown (Countdown) function
• ✅ Timer (Scheduling) function
• ✅ Cycle Timer (Periodic Operation)
• ✅ Inching (Pulse) operation mode
• ✅ Instant control via mobile app
• ✅ Compact design compatible with DIN rail for quick installation
• ✅ Professional solution for industrial and commercial applications

Advantages Provided by the Product

• Remote control from anywhere with internet connection
• Ability to create automatic on/off scenarios
• Creation of daily, weekly, and periodic operation schedules
• Easy integration with smart home and industrial automation systems
• Quick installation due to compact DIN rail compatible design
• Reliable remote management of three-phase loads

Note: The WN-STY-NL4PWIFI is a remote control and scheduling-focused 3-phase WiFi smart relay. Energy measurement (kWh), voltage/current monitoring, or electrical protection functions are not included in this model. For applications requiring these features, models with energy measurement and protection capabilities should be preferred from WINET.