Shelly Pro 1

Shelly Pro 1 | DIN Rail Smart Switch with LAN, Wi-Fi & Bluetooth Connectivity

Shelly Pro 1 is a DIN rail mountable smart switch with potential-free contacts. Enhanced with Gen2 firmware flexibility and LAN connectivity, it offers professional integrators a powerful and versatile solution for modern home and commercial automation systems.

It can operate standalone in a local Wi-Fi network or be integrated through cloud-based automation platforms. Shelly Pro 1 can be accessed, controlled, and monitored remotely from anywhere with internet connectivity. The device features an embedded Web Interface for monitoring, control, and configuration.

Main Applications

• Residential (houses, apartments, condominiums)
• MDU (Multi-Dwelling Units such as hotels)
• Light commercial (small offices, restaurants, gas stations, retail)
• Government and municipal buildings
• Universities and colleges

Integrations

• Google Home
• Amazon Alexa
• Samsung SmartThings

Device Electrical InterfacesInputs

• 2 switch/button inputs: SW1 and SW2
• 2 power supply inputs: N and L
• 1 relay input: I

Outputs

• 1 relay output: O

Ethernet Port

1 RJ45 connector

CAUTION: Plug or unplug the LAN cable only when the device is powered off. The LAN connector must not have metallic parts exposed to the user.

Add-on Interface

Shelly proprietary serial interface

CAUTION: High voltage on the add-on interface when the device is powered!

Connectivity

• Wi-Fi
• Ethernet (LAN)
• Bluetooth

Safety Features

• Overheating protection

Supported Load Types

• Resistive (e.g., incandescent bulbs, heaters)
• Capacitive (e.g., capacitor banks, electronics)
• Inductive with RC Snubber (e.g., LED drivers, fans, compressors)

User InterfaceInputs

One tactile dome button

Press and hold 5 sec to reboot

Press and hold 10 sec to factory reset

LED Indicators

Power (Red): Power supply connected

Wi-Fi: Blue (AP mode), Red (STA not connected), Yellow (STA connected without cloud), Green (STA connected with Shelly Cloud), Flashing Red/Blue (OTA update)

LAN (Green): LAN connected

Out (Red): Output relay closed

Specifications

Type	Value
Physical	Size: 94×19×69 mm | Weight: 63g | Mounting: DIN rail | Shell: Plastic (Blue)
Environmental	Temperature: -20oC to 40oC | Humidity: 30-70% RH | Max altitude: 2000m
Electrical	AC Supply: 110-240V | DC Supply: N/A | Power Consumption: <3W | Neutral required: Yes
Output Ratings	Max Voltage AC: 240V | Max Current: 16A
Sensors	Internal temperature sensor: Yes
Radio	Wi-Fi 802.11 b/g/n | RF Power: <20 dBm | Range: 30m indoors / 50m outdoors | Bluetooth 4.2
MCU	ESP32-D0WDQ6 | Flash: 8 MB
Firmware	Schedules: 20 | Webhooks: 20 (5 URLs each) | Scripting: Yes | MQTT: Yes | CoAP: No