Shelly Plus 1 is a compact Wi‑Fi smart relay that fits behind wall switches or inside enclosures. It offers dry-contact switching, Bluetooth and Wi‑Fi connectivity, automation schedules, and voice assistant support—no hub required.
Product Description
The Shelly Plus 1 Relay is a compact, smart Wi‑Fi switch designed for seamless integration into existing electrical systems. With dry-contact output, robust connectivity, and local automation support, it's ideal for controlling lights, appliances, and more—either remotely or via schedules and triggers.
Key Features:
- Single-channel relay switch (16 A max) for AC (110–230 V) or DC circuits
- Dry-contact output allows independent voltage switching
- Wi‑Fi and Bluetooth connectivity with local and cloud-based control
- Supports schedules, sunrise/sunset automations, and custom webhooks
- Works with Amazon Alexa, Google Assistant, SmartThings, and Home Assistant
- Compact design fits behind wall switches and inside junction boxes
- Built-in temperature protection and low power consumption
- Supports MQTT, CoAP, REST API, and scripting for local automation
Form Factor
Attribute
Value
Description
Why It Matters
Height
10
Total standing height (cm)
Human-scale enables use of tools, navigation of spaces
Width
20
Shoulder-to-shoulder width (cm)
Affects balance, door/passage fit
Weight
52
Total mass (kg)
Impacts mobility, safety, power usage, transportability
Power System
Attribute
Value
Description
Why It Matters
Battery Type
Alkaline Battery
Li-ion / LiFePO4 / etc.
Determines energy density, safety
Battery Capacity
Wh or Ah
Impacts range and operating time
Operating Duration
Hours under normal load
Key for logistics, shift planning
Performance
Attribute
Value
Description
Why It Matters
Payload Capacity
Maximum carrying capacity (kg)
Determines real-world utility
Speed
Maximum operational speed
Task completion rate & productivity
Precision
Positioning accuracy (mm)
Quality of work & application suitability
Repeatability
Consistency of positioning (±mm)
Manufacturing quality & reliability
Cycle Time
Time per standard operation
Productivity & throughput calculations
MTBF
Mean Time Between Failures (hours)
Reliability & maintenance planning
Service Life
Expected operational lifespan (years)
ROI calculations & replacement planning
Connectivity
Attribute
Value
Description
Why It Matters
Communication Protocol
Wi-Fi / Ethernet / 5G / Bluetooth
Network integration capabilities
Remote Control
Web / App / Joystick / API
Needed for manual override or remote training
Programming Interface
Drag-drop / Code / Visual / Teach pendant
Ease of deployment and customization
Integration APIs
Available software interfaces
System integration capabilities
Cloud Connectivity
Cloud platform compatibility
Data analytics & remote monitoring
Security Features
Encryption & authentication methods
Cybersecurity compliance
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