Shelly Pro 1 DIN Rail Smart Relay 16A with Wi-Fi, LAN & Bluetooth
The Shelly Pro 1 is a professional-grade DIN rail mountable smart relay switch designed for seamless integration into breaker panels for home, office, and commercial facility automation. With triple connectivity via Wi-Fi, Ethernet (LAN), and Bluetooth, this 16A single-channel relay offers unmatched flexibility and reliability for controlling lights, appliances, garage doors, irrigation systems, and more. Featuring potential-free (dry contact) outputs, it supports a wide range of voltage levels, making it perfect for both high and low-voltage applications.
Key Features
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Triple Connectivity: Wi-Fi 802.11 b/g/n (2.4 GHz), RJ-45 Ethernet LAN, and Bluetooth BLE 4.2 for maximum deployment flexibility and reliable local network control
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16A Dry Contact Relay: Potential-free output supports up to 16A at 110-240V AC, ideal for lights, appliances, gates, irrigation, and low-voltage circuits
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DIN Rail Mounting: Designed for professional installation inside electrical panels, meeting global DIN rail standards
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Advanced Safety Features: Built-in temperature monitoring (every 100 ms), overpower protection, and overvoltage protection automatically switch off outputs and send notifications to prevent damage
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Scripting & Automation: Enhanced with mJS scripting, HTTP/HTTPS webhooks, MQTT protocol, and TLS 1.2 security for custom automation scenes and integration with third-party systems
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Hub-Free Operation: Works standalone in your local Wi-Fi network or via cloud automation platforms including Alexa, Google Home, Home Assistant, and Samsung SmartThings
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5-Year Warranty: Professional reliability backed by Shelly's comprehensive manufacturer warranty
Professional-Grade Automation for Every Application
The Shelly Pro 1 is perfect for professional integrators and smart home enthusiasts looking for a robust, reliable relay solution. Install it inside your breaker box to control lighting circuits, HVAC systems, pool pumps, motorized gates, doorbells, and heavy-duty appliances. The potential-free contacts provide electrical isolation, making it safe and versatile for a wide range of switching applications, from building-wide contactor management to low-voltage sensor control.
Intelligent Safety & Monitoring
Enhanced with real-time temperature monitoring, the Shelly Pro 1 measures internal heat every 100 milliseconds. In case of unsafe temperature levels, rapid increases, overpower, or voltage spikes, the device automatically switches off outputs and sends instant notifications to your smartphone. All components are produced with flame-resistant materials, ensuring safe operation even under high heat conditions.
Flexible Connectivity & Integration
With simultaneous Wi-Fi and LAN connectivity, the Shelly Pro 1 offers built-in redundancy and backup when needed. Use Ethernet for installations requiring high security and reliability, or rely on Wi-Fi for wireless convenience. The device also supports Bluetooth BLE 4.2 for local configuration and control. Integration with home automation platforms is seamless, with support for Alexa, Google Assistant, Home Assistant, Samsung SmartThings, and custom MQTT brokers.
Custom Automation with Scripting
The Shelly Pro 1 is enhanced with mJS scripting capabilities, allowing you to create custom automation scenes based on weather forecasts, wind conditions, occupancy, time-of-day schedules, and more. Set up to 20 daily or weekly scheduled actions with no additional software required. Use sunrise/sunset triggers for dynamic seasonal control, or set up webhooks to integrate with other compatible equipment and third-party automation systems.
Compact & Easy to Install
Measuring just 94 x 19 x 69 mm, the Shelly Pro 1 fits neatly onto standard DIN rails inside electrical panels. The compact design allows multiple units to be installed side-by-side, with proper spacing for airflow and heat dissipation. The device features screw terminals with support for wire cross-sections from 0.5 to 2.5 mm² (20 to 14 AWG), ensuring compatibility with a wide range of wiring standards.
What's in the Box
- Shelly Pro 1 DIN rail smart relay
- Multi-language printed user manual
Full Specifications
Power & Performance
| Power Supply |
110-240V AC, 50/60 Hz |
| Max Load per Channel |
16A (potential-free dry contacts) |
| Power Consumption |
< 3W (0.3W typical) |
| Relay Type |
Single-channel, potential-free (dry contact) |
Connectivity
| Wi-Fi Protocol |
802.11 b/g/n (2.4 GHz) |
| Wi-Fi Frequency |
2412 - 2472 MHz |
| Max RF Output Power |
13.35 dBm |
| Ethernet |
RJ-45 LAN port |
| Bluetooth |
BLE 4.2 |
| Wireless Range |
Up to 50m outdoors, up to 30m indoors (depending on conditions) |
| Security |
TLS 1.2 |
Smart Features
| Scripting |
mJS scripting support |
| Protocols |
HTTP/HTTPS webhooks, MQTT |
| Scheduling |
Up to 20 daily or weekly actions |
| Voice Control |
Amazon Alexa, Google Home |
| Platform Support |
Home Assistant, Samsung SmartThings, Shelly Cloud |
Safety & Protection
| Temperature Monitoring |
Internal sensor, measures every 100 ms |
| Overpower Protection |
Automatic output switch-off with notification |
| Overvoltage Protection |
Automatic output switch-off with notification |
| Shell Material |
Flame-resistant plastic |
Physical
| Dimensions (H x W x D) |
94 x 19 x 69 mm ±0.5 mm (3.70 x 0.75 x 2.71 in) |
| Weight |
63 g (2.22 oz) |
| Mounting |
DIN rail |
| Color |
Blue |
| Wire Cross Section |
0.5 to 2.5 mm² / 20 to 14 AWG (green connector)
0.5 to 1.5 mm² / 20 to 16 AWG (blue connectors) |
| Screw Terminal Max Torque |
0.4 Nm (3.54 lbf·in) |
Environmental
| Operating Temperature |
-20°C to 40°C (-5°F to 105°F) |
Certifications & Compliance
| EU Standards |
RE Directive 2014/53/EU, LVD 2014/35/EU, EMC 2014/30/EU, RoHS2 2011/65/EU |
| Processor |
ESP32-D0WDQ6, 8 MB Flash |
| Warranty |
5 years (Shelly Pro line) |
Specifications are sourced from the manufacturer product page and may be updated.
