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Breeze

Original price was: €13,50.Current price is: €7,50.

Breeze is the SprigStack expansion board that brings your DIY air purifier to life.

1 in stock

Air Filter kit

Sprig-C3

The brain. USB-C, onboard battery management and capacity monitoring, and great deep-sleep power efficiency.

Sprig-C6

The new, Zigbee-compatible brain of the SprigStack, using the ESP32-C6 chip.

Smart HEPA Air Purifier

SKU: SL-BREEZE Category:

Description

Turn any set of PC fans into a smart, sensor-driven air purifier.

Breeze is the SprigStack expansion board that brings your DIY air purifier to life. Drive four independent PC fans with per-channel PWM control. Monitor real-time particulate levels with an onboard SPS30 sensor. Expose everything to Home Assistant through a stacked Sprig-C3 or Sprig-C6.

Additional information

What's on the board

– 4 independent PC fan headers — 4-pin, standard PC fan connectors with PWM speed control and RPM feedback
-SPS30 particle sensor interface — plug-and-play connector for measuring PM1.0, PM2.5, PM4, and PM10
– 12 V input — powers the fans directly and steps down for the Sprig
– SprigStack headers — fits any Sprig-C3 or Sprig-C6 for instant Home Assistant integration via ESPHome

Use cases

– Custom air purifier builds using standard HEPA filters and PC-fan enclosures
– Whole-room air-quality automation triggered by PM2.5 thresholds
– Bedroom / workshop / kitchen ventilation, tuned to real particulate readings

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