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The Adafruit SEN6x Breakout for Sensirion SEN66 - STEMMA QT / Qwiic by Adafruit is a value-for-money breakout board designed for everyday users. It features Item Type: Breakout Board and Model No. / Name: SEN66.
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About This Product
The Adafruit SEN6x Breakout for Sensirion SEN66 - STEMMA QT / Qwiic by Adafruit is a value-for-money breakout board designed for everyday users. It delivers reliable performance at an accessible price.
Key Specifications
- Item Type: Breakout Board
- Model No. / Name: SEN66
- Compatibility: SEN6x Series
- Operating Voltage (V): 3– 5 — works with standard household power
- Length (mm): 25.6
- Width (mm): 17.8
- Weight (g): 2.0
- Shipping Weight: 0.015 kg
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The Adafruit Wiz5500 Sensirion SEN6x environmental sensor just got easier with the Adafruit SEN6x Adapter Breakout. Designed for plug-and-play use, this breakout board lets you connect SEN66 (and similar) using a header pin JST GH-compatible cable—no soldering needed! It features onboard 3.3V regulation and level shifting, so it works with bsensors oth 3.3V and 5V logic systems. Use any STEMMA QT / Qwiic cable to connect to your favorite microcontroller or SBC, and start reading accurate air quality data including PM1/PM2.5/PM10, VOCs, and humidity. Just pair it with Sensirion’s Arduino or Python libraries and you're ready for fast, reliable data collection.
Features:
- Plug-and-play adapter for Sensirion SEN6x series sensors
- Compatible with JST GH 6-pin connector for quick setup
- Integrated 3.3V regulator and logic level shifter
- Supports 3.3V and 5V logic for flexible compatibility
- STEMMA QT / Qwiic port for rapid I2C integration
- Works with Sensirion Arduino & Raspberry Pi libraries
Package Includes:
1 x Adafruit SEN6x Breakout for Sensirion SEN66 - STEMMA QT / Qwiic
1 x Header Pin










