Shelly Gas LPG — Wi-Fi Liquefied Gas (Butane/Propane) Detector

Shelly Gas LPG — WiFi Liquefied Gas Detector

The Shelly Gas LPG is a WiFi liquefied petroleum gas (butane and propane) detector powered directly from the mains. It emits an audible alarm of over 70 dB when it detects gas levels above 6% LEL (Lower Explosive Limit). Real-time mobile notifications are provided.

• Gas detected: LPG — Liquefied Gas (butane and propane)
• Connectivity: WiFi 802.11 b/g/n (2.4 GHz)
• Power supply: 110-230V AC (direct mains connection)
• Detection threshold: 6% LEL
• Audible alarm: >70 dB
• Operating temperature: -10°C to +50°C
• Dimensions: 89.5 × 89.5 × 38 mm
• Weight: 183 g
• Protocols: MQTT, HTTP REST API, WebSockets, Webhooks, mJS Scripting

Use cases

• Detection of butane or propane leaks in kitchens, boilers, and risk areas
• Immediate local audible alarm and remote mobile notification
• Automation: automatic shut-off of solenoid valves upon gas detection with Home Assistant
• Installation in homes, commercial premises, and areas with gas cylinders

Integrations: Home Assistant (local, no cloud), Amazon Alexa, Google Home, MQTT, HTTP REST API. No hub or subscriptions required.

• RF band: 2400 - 2495 MHz
• Max. RF power: <20 dBm
• Wi-Fi protocol: 802.11 b/g/n (2.4 GHz)
• Wi-Fi range: Up to 30 m indoors / 50 m outdoors
• No Bluetooth

Official Knowledge Base

Shelly Gas LPG — Official Documentation

Installation Guides

Gas, H&T and Flood Sensors

API and Technical Documentation

All Shelly Devices and Services

Certifications and Compliance

CE, RoHS — Shelly Gas LPG Certifications