The Modular 4 in 1 Probe for CO₂, Humidity, Temperature and Pressure from Growlink is a highly versatile sensor that provides accurate and reliable measurements of environmental conditions. Designed for use specifically for CEA.

The G.A.S. Day and Night Controllers offer precise control for temperature, humidity, and dehumidification. Each unit adjusts settings based on day/night cycles

The TS-2 and TS-1 Thermostat control HVAC systems with the Hydro-X controller. TS-2 manages heat pump and multi-stage systems with adjustable delay times, while TS-1 is for cool-only units. Both support separate Day/Night settings for up to 4 modules.

3-in-1 Temp/Humid/Light sensor for the Hydro-X system. Built-In Photocell Detecting Day/Night Mode. 8 ft RJ12 Cable. Plug & Play. Note: This is a replacement or spare part. The main controller comes with a sensor already.