Shelly 1PM Gen4 Smart Relay Switch – 4 Pack, Wi-Fi, Zigbee, Matter, 16A

Meet Shelly 1PM Gen4

The Shelly 1PM Gen4 smart relay switch is designed to retrofit behind most wall sockets, delivering real-time energy monitoring and remote control through a compact module. It supports Wi‑Fi, Zigbee, and Matter, and can also function as a Bluetooth gateway to broaden your smart home reach. Best of all, no hub is required and setup takes under ten minutes.

Smart, Flexible, and Ready

• Remote on/off control and scheduling for connected devices.
• Real-time energy monitoring with per-device consumption data.
• Compact form that hides behind wall plates for a clean, seamless look.
• No hub required; works with your existing network and ecosystems.
• Built-in Bluetooth gateway to extend device visibility across rooms.
• Single-channel 16A rating suitable for lamps and small appliances.

Smart savings and smarter automation

Track how much energy your everyday appliances use, from water heaters to kitchen gadgets and laundry machines. The live metering helps identify energy hogs and design routines that respond to measured consumption rather than guesswork.

Use Shelly 1PM Gen4 to automate on a schedule or trigger actions based on energy data. Install behind a socket to turn lamps on at dusk, power down electronics at night, or switch off idle devices. The Shelly Smart Control App lets you orchestrate scenes, monitor status, and receive alerts for automated events—even when you are away from home.

Seamless compatibility and trusted support

Pair Shelly 1PM Gen4 with popular voice assistants and hubs. It works with Alexa, Google Home, SmartThings, and Apple HomeKit, and aligns with Matter for future-proofing your smart setup. The 4-pack option helps you outfit multiple rooms with consistent control.

With Shelly, you gain access to professional support and a 3-year device warranty, helping you grow your automation with confidence. The setup is quick, and the flexibility to expand devices as your needs evolve is a key benefit.