Tentacle T3 for Raspberry Pi (RETIRED)

$ 95.85$ 107.70

The Tentacle T3 has been replaced by the Whitebox T3 MkII

A fast and easy way to read multiple sensors from a Raspberry Pi. The Tentacle T3 eliminates the need for wiring, multiplexing and electrical isolation. Because it comes in a Raspberry Pi HAT form factor, it simply plugs into your Raspi. No wiring, no bread boards. Also stackable, very compatible and open source hardware.

Full documentation

SKU: T3 Categories: ,



  • stackable – stack 2 T3’s to get 10 EZO channels
  • Compatible with all EZO devices made by Atlas Scientific (except EZO-Flow)
  • Compatible with 3rd-party I2C sensors like the Soil Moisture Sensor
  • Compatible with Raspberry Pi 2/3/4
  • 2 fully isolated + 1 non-isolated slots for EZO Circuits (pH, DO, EC, ORP, RTD)
  • 2 connectors for EZO Data devices (Peristaltic pump, CO2 sensor, O2 sensor, RGB sensor, pressure sensor) and 3rd-party I2C devices
  • Certified Open Source Hardware
  • EZO Circuits are not included

Additional information

Weight 0.1 kg
Dimensions 15.5 × 9 × 3.8 cm

assembled, kit


Whitebox Labs

Open Source


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