Shelly The Pill Analog 0-30 V Add-on

The Shelly The Pill Analog 0-30 V Add-on is a compact expansion module designed to extend the capabilities of compatible Shelly Plus devices. It adds one analog input (0-30 V DC), two digital inputs, a 1-Wire interface for up to three DS18B20 or one DHT22 sensor, and one open-drain output (100 mA max). This plug-in module connects directly to the host device via pin header, enabling precise monitoring and control for smart home and industrial applications.

Advantages

Easy installation without additional wiring; expands I/O capabilities of Shelly Plus devices; supports multiple sensor types for versatile monitoring; compact design integrates seamlessly.

Suitable for

• Monitoring analog voltage signals (0-30 V DC)
• Connecting digital sensors and switches
• Adding temperature/humidity sensing via 1-Wire
• Controlling low-power loads via open-drain output

Key specifications

• Analog Input Channels: 1 (0-30 V DC)
• Digital Input Channels: 2
• 1-Wire Interface: Yes (up to 3x DS18B20 or 1x DHT22)
• Open-drain Output: 1 channel, 100 mA max, 30 V DC max
• Power Supply: 3.3V DC from host device
• Operating Temperature: -20°C to 40°C
• Mounting: Direct plug-in to host

Recommendations

Compatible with Shelly Plus 1, Plus 1PM, Plus 2PM, Plus i4, and Plus i4DC. Ideal for expanding monitoring and control in smart buildings and automation systems.