TrolMaster WN-9 Substrate Sensor Node | 3-in-1 Expansion Probe for WCS-9 System Irrigation this model eliminates motorized sweeping

this model eliminates motorized sweeping components to deliver maximum reliability

Organic-Friendly Farming: Features a zero-day pre-harvest interval and an exemption from maximum residue limit testing

promote plant growth

Always check and adjust your final pH to between 5

open the smartphone application

TrolMaster WN-9 Substrate Sensor Node | 3-in-1 Expansion Probe for WCS-9 System Irrigation this model eliminates motorized sweepingProduct Overview The TrolMaster WN 9 is the dedicated sensing engine behind the revolutionary WCS 9 system. Engineered for professional cultivators who refuse to rely on single point data, the WN 9 is a professional grade 3 in 1 measurement probe designed to capture hyper accurate root zone metrics. Whether you are working with traditional soil or high bulk EC soilless substrates, the WN 9 provides the verified data required for elite crop steering