Shelly The Pill Analog 0-30V Add-On Measuring Sensor
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Description
Description
Shelly The Pill Analog 0-30V Add-On Measuring Sensor
The Shelly Analog 0–30 V Add-On expands the measuring capabilities of The Pill by Shelly, allowing it to monitor compatible analogue sensors and DC voltage sources up to 30 V. Its compact design makes it a practical addition to battery-monitoring, low-voltage automation and sensor-integration projects where voltage data needs to be brought into the Shelly ecosystem.
The add-on provides one analogue input, two configurable 3.3 V digital input/output connections and optional 5 V power terminals for compatible sensors. It requires both The Pill by Shelly and the Shelly 5-Terminal Add-on for operation; these products are sold separately.

Key Features:
- Measures analogue signals and DC voltage sources across a 0–30 V range.
- Suitable for compatible 0–5 V analogue sensors and common low-voltage battery systems.
- One AN analogue input provides the connection for a sensor output or DC voltage source.
- Two configurable IO2 and IO3 connections support 3.3 V logic-level digital input or output operation.
- Optional 5 V and ground terminals can provide power to a compatible connected sensor.
- Compact 36.5 × 26.5 × 11.5 mm enclosure is easy to accommodate in suitable low-voltage projects.
- Designed specifically for connection to The Pill by Shelly through the separately available 5-Terminal Add-on.
Extend Your Voltage Monitoring
The module increases The Pill’s DC measuring range to 30 V, enabling voltage readings from compatible sensors, batteries and other low-voltage sources. Readings can then be incorporated into a Shelly-based monitoring or automation system.
Analogue Sensor Integration
Connect compatible analogue sensors that communicate through a voltage signal, including suitable hobby sensors and professional 0–10 V devices. Depending on the sensor and system configuration, the resulting measurements can support monitoring, alerts and automated actions.

Battery and DC Supply Monitoring
Use the add-on with The Pill by Shelly to observe supported low-voltage battery systems and DC power lines. Its 0–30 V DC range covers applications such as 4.2 V, 12 V and 24 V battery monitoring, helping you keep track of voltage changes within a compatible Shelly setup.

Connection Overview
| Connection | Description | Purpose |
|---|---|---|
| GND | Ground | Reference ground for a connected sensor or power supply |
| AN | 0–30 V analogue input | Measures the connected analogue sensor or DC voltage source |
| IO2 | 3.3 V logic-level input/output | Configurable as a digital input or digital output |
| IO3 | 3.3 V logic-level input/output | Configurable as a digital input or digital output |
| 5V | 5 V power connection | Power output for a compatible sensor or 5 V power for The Pill |
Basic Wiring Diagram

Please note: Check the terminal labels and official Shelly documentation before connecting the module. The voltage applied to the AN input must remain within the specified 0–30 V DC measuring range, while IO2 and IO3 are limited to 3.3 V logic levels.
Technical Specifications:
| Specification | Details |
|---|---|
| Brand | Shelly |
| Product Name | Analog 0–30 V Add-on for The Pill by Shelly |
| Product Type | Analogue and DC voltage measuring add-on |
| DC Voltmeter Range | 0–30 V DC |
| Voltmeter Accuracy | ±(2% + 5d) |
| Analogue Inputs | 1 × AN input |
| Digital Connections | 2 × configurable digital inputs/outputs: IO2 and IO3 |
| Digital Logic Level | 3.3 V |
| Digital Input Trigger | Active LOW; low below 0.83 V and high above 2.48 V |
| Maximum Digital Input Voltage | 3.3 V |
| Maximum Output Switching Voltage | 3.3 V logic level |
| Maximum Output Switching Current | 20 mA |
| Power Terminals | Optional 5 V and GND terminals |
| Required Products | The Pill by Shelly and Shelly 5-Terminal Add-on, sold separately |
| Dimensions | 36.5 × 26.5 × 11.5 mm |
| Weight | 8 g |
| Colour | Black |
| Operating Temperature | 0°C to 40°C |
| Storage Temperature | -20°C to 40°C |
| Operating Humidity | 30% to 70% relative humidity |
| Maximum Altitude | 2,000 m |
Expand your compatible Shelly monitoring project with practical 0–30 V DC measurement and add the Shelly Analog Add-On to your cart today.
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