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TrolMaster PPH 2 Aqua X Inline pH Sensor Vertical Lighting Product Warranty (against manufacturing defects) FGI single band precision Product Warranty (against manufacturing defects) 3 years The TrolMaster DSR 1 Relay Device Station is a high current output module(up to 25 Amp) compatible with Hydro X The TrolMaster pH probes provide accurate and reliable monitoring on the pH of the water being monitored BNC terminal allows direct connection to AMP 2 Sensor Board
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