RELAY UNIT SHELLY 1PM GEN4

Shelly 1PM Gen4 is a smart 16A relay with built-in power measurement. It supports WiFi, Bluetooth, and Zigbee connectivity, making it a versatile solution for home automation.

Usage and Installation

The Shelly 1PM Gen4 is designed to be installed behind switches, outlets, or lighting fixtures. It enables easy control and automation of lighting, fans, pumps, and other devices. Its compact design allows installation in most wall and ceiling boxes.

Features

• Matter certification: Easy integration with your favorite smart home system via the Matter protocol.
• Multi-protocol chip: Simultaneously supports 2.4 GHz WiFi and Zigbee connectivity across different platforms.
• Bluetooth: Enables direct communication between Shelly relays/light dimmers and battery-powered devices.
• Local operation: All core functions operate fully locally, even if the network connection is lost.
• Wide compatibility: Compatible with over 200 systems, including Google Home, Apple HomeKit, Amazon Alexa, Home Assistant, and Samsung SmartThings.
• Advanced features: Supports MQTT, HTTP, and WebSocket protocols, as well as TLS encryption.

Technical Specifications and Applications

The Shelly 1PM Gen4 operates on 24-30V DC or 110-240V AC1. The single switch connection is programmable for various applications. The device automatically measures power consumption, which can be monitored via the Shelly Smart Control app and utilized in automation scenarios. Use cases include:

• lighting control
• outlet control
• heating control (electric radiators, infrared heaters)
• water heater control (e.g., automatic activation during off-peak electricity hours)
• pump control
• power consumption monitoring

Local Operation – No Gateway Required

Shelly WiFi devices feature a built-in web server that ensures continuous operation even without an internet connection. The device remembers sunrise and sunset times as well as schedules during network outages. Relays and light dimmers function as standard impulse relays, allowing them to be used with traditional switches without internet. While internet is not essential, an active network connection unlocks additional features.

Technical documentation: https://kb.shelly.cloud/knowledge-base/shelly-1pm-gen4

This product description is an automated translation of the original Finnish description.