Shelly Pro 1 16A Single-channel Relay
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Description
Description
Shelly Pro 1 16A Single-channel Relay
The Shelly Pro 1 is a professional DIN-rail smart relay designed for residential and commercial automation of lights, appliances, irrigation systems, pool equipment and other electrical loads. Featuring a single 16A potential-free dry-contact output, Ethernet, Wi-Fi and Bluetooth connectivity, it combines reliable wired networking with flexible local and cloud-based smart control.
Key Features:
- Single-channel professional smart relay
- Potential-free / dry-contact output
- Up to 16A switching at 240V AC
- DIN-rail mounting
- 110-240V AC power supply
- RJ45 Ethernet connectivity
- Wi-Fi 802.11b/g/n
- Bluetooth 4.2
- Supports simultaneous LAN and Wi-Fi connectivity
- KNXnet/IP communication support
- Up to 20 schedules
- Webhook support
- MQTT and scripting support
- Integrated temperature sensor
- Flame-retardant V-0 enclosure materials
Features
16A Dry Contact Relay
The Shelly Pro 1 provides one potential-free relay output rated for switching resistive AC loads up to 16A at 240V. Because the relay contacts are electrically isolated from the device's own power supply, it can be used across a wide range of compatible AC control applications.
Professional DIN-Rail Installation
The Pro 1 is designed for DIN-rail installation inside compatible electrical distribution boards and control cabinets. Its narrow 19mm width helps conserve space while keeping smart control hardware securely mounted alongside other electrical equipment.
Ethernet, Wi-Fi and Bluetooth
Integrated RJ45 Ethernet provides reliable wired network connectivity, while Wi-Fi and Bluetooth offer flexible setup and control options. LAN and Wi-Fi can also be used simultaneously for additional network resilience.
Local and Cloud Automation
The relay supports local control through its embedded web interface as well as Shelly Smart Control, MQTT, webhooks and scripting. Up to 20 schedules can be configured for automated switching without requiring constant cloud connectivity.
KNXnet/IP Support
KNXnet/IP communication support allows the Shelly Pro 1 to integrate into compatible KNX-based building automation systems, expanding its suitability for professional smart-building applications.
Enhanced Safety and Protection
An internal temperature sensor provides thermal monitoring, while the enclosure uses flame-retardant materials designed for professional electrical installations. Shelly also supports secure communication with TLS 1.2.
- The current Shelly Pro 1 v.1 supports AC switching only.
- The current version does not support 12V DC power input or DC load switching.
- A neutral connection is required for powering the device.
- Installation inside distribution boards should be carried out by a qualified electrician.
Technical Specifications:
| Specification | Details |
| Brand | Shelly |
| Model | Shelly Pro 1 |
| Device Model | SPSW-001XE16EU |
| Product Type | DIN-Rail Smart Relay |
| Channels | 1 |
| Contact Type | Potential-Free / Dry Contact |
| Power Supply | 110-240V AC |
| Neutral Required | Yes |
| Power Consumption | < 3W |
| Maximum Switching Voltage | 240V AC |
| Maximum Switching Current | 16A AC |
| DC Switching | No |
| Ethernet | RJ45 LAN |
| Wi-Fi | 802.11b/g/n |
| Bluetooth | Bluetooth 4.2 |
| Wi-Fi Range | Up to 30m Indoors / 50m Outdoors |
| Bluetooth Range | Up to 10m Indoors / 30m Outdoors |
| CPU | ESP32-D0WDQ6 |
| Flash Memory | 8MB |
| Internal Temperature Sensor | Yes |
| Schedules | Up to 20 |
| Webhooks | Up to 20 with 5 URLs per Hook |
| MQTT | Supported |
| Scripting | Supported |
| KNXnet/IP | Supported |
| Mounting | DIN Rail |
| Operating Temperature | -20°C to 40°C |
| Dimensions | 94 x 19 x 69mm |
| Weight | 63g |
| Colour | Blue |
| Warranty | 5 Years |
| Package Contents | Shelly Pro 1 16A Smart Relay User / Safety Documentation |
Choose the Shelly Pro 1 for professional DIN-rail automation with a 16A dry-contact relay, reliable Ethernet networking, Wi-Fi and Bluetooth connectivity, advanced local automation and KNXnet/IP integration for residential and commercial control systems.
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