FHD pH Replacement Pen (1 year warranty)
FHD pH Pens are the reliable way to measure acidity in your nutrient solution. They are compatible with all FHD pH monitoring meters. FHD replacement pH probes are engineered for accuracy and durability. FHD has been helping growers measure and monitor their success for over 15 years.
- High Quality BNC Connector
- Durable Blue Epoxy Body
- Protective Shipping, Storage & Soaker Cap
- Accuracy ±0.1 pH unit
Caution: pH Probes are fragile, please handle with care.