The Shelly Door/Window 2 is a battery-powered Wi‑Fi sensor for open/close, tilt, vibration, temperature, and ambient light. With support for app, MQTT, CoAP, and REST integration—no hub required. Ideal for automation, security alerts, and environmental tracking.
Product Description
The Shelly Door/Window 2 is a Wi‑Fi smart sensor designed for accurate door/window status detection plus ambient sensing—all without needing a hub. It delivers flexible installation, temperature and light tracking, and full ecosystem control via MQTT, CoAP, REST, and native apps.
Key Features:
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Direct Wi‑Fi Control: Connects to 2.4 GHz Wi‑Fi—no hub required
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Valve Detection Functions: Reports open/close events, tilt angle (for hinged windows), plus vibration detection
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Environmental Sensors: Integrated temperature (±1 °C accuracy) and ambient light (lux) measurement
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Battery Powered: Uses 2×CR123A cells for approximately 18 months of operation
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Low Power Architecture: Sleeps until door/window triggers or schedule threshold, then wakes and reports changes
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Automations & Scheduling: Supports timed events, sunrise/sunset routines, and local or cloud-based control
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Remote & Local Support: Works via Shelly app, MQTT, CoAP, or HTTP APIs
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Wireless Range: Up to ~50 m outdoor and ~30 m indoor, depending on building materials
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Compact Form Factor: Sensor module measures ~82×23×20 mm; magnet ~52×16×13 mm
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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