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pH Meter

Bluelab pH Controller with Monitoring and Dosing Bluelab

Original price was: $ 513,95.Current price is: $ 154,19.
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pH Meter

Bluelab pH Pen Bluelab

Original price was: $ 99,95.Current price is: $ 49,98.
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PPM Meter

Bluelab PPM Meter Bluelab

Original price was: $ 99,95.Current price is: $ 49,98.
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pH/EC/TDS/Temp Meter

GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester (HI98131) GroLine / HRG

Original price was: $ 248,00.Current price is: $ 99,20.
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pH Meter

GroLine Hydroponics pH Tester (HI98115) GroLine / HRG

Original price was: $ 66,00.Current price is: $ 33,00.
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Nutrient Monitor

GroLine Monitor for Hydroponic Nutrients (HI981420) GroLine / HRG

Original price was: $ 435,00.Current price is: $ 130,50.
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Nutrient Monitor

GroLine Monitor for Hydroponic Nutrients with Inline Probe (HI981421) GroLine / HRG

Original price was: $ 556,00.Current price is: $ 166,80.
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Nutrient Dosing

GroLine Nutrient Dosing System (HI981413) GroLine / HRG

Original price was: $ 451,00.Current price is: $ 135,30.
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pH Dosing

GroLine pH Dosing System (HI981412) GroLine / HRG

Original price was: $ 446,00.Current price is: $ 133,80.
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pH Meter

GroLine Soil pH Tester (HI981030) GroLine / HRG

Original price was: $ 143,00.Current price is: $ 57,20.
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EC Meter

GroLine Soil Test™ Direct Soil Conductivity Tester (HI98331) GroLine / HRG

Original price was: $ 142,00.Current price is: $ 56,80.
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EC/TDS Meter

GroLine Waterproof EC/TDS (ppm) Tester (HI98318) GroLine / HRG

Original price was: $ 104,00.Current price is: $ 41,60.
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pH Meter

GroLine Waterproof Hydroponic pH Tester (HI98118) GroLine / HRG

Original price was: $ 104,00.Current price is: $ 41,60.
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pH/EC/TDS Meter

GroLine Waterproof Portable pH/EC/TDS Meter (HI9814) GroLine / HRG

Original price was: $ 307,00.Current price is: $ 92,10.
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Environmental Sensor

Medic Grow Perceton Wireless/Wired 3-in-1 Environmental Sensor Medic Grow

Original price was: $ 59,00.Current price is: $ 29,50.
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Extension Cable

TrolMaster 12ft RJ12 to 4-pin IP65 Connector Cable (ECS-9） TrolMaster

Original price was: $ 19,00.Current price is: $ 11,40.
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Extension Cable

TrolMaster 32ft Extension Cable for IR Emitter (ECS-8） TrolMaster

Original price was: $ 19,95.Current price is: $ 11,97.
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Control Board

TrolMaster Aqua-X 110V Control Board (OA6-110） TrolMaster

Original price was: $ 99,28.Current price is: $ 49,64.
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Extension Cable

TrolMaster Aqua-X 16ft Extension Cable for AMP-2 Sensor Board (ECS-4 ） TrolMaster

Original price was: $ 19,95.Current price is: $ 11,97.
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Control Board

TrolMaster Aqua-X 24V Control Board (OA6-24） TrolMaster

Original price was: $ 90,73.Current price is: $ 45,37.
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Multi Sensor

TrolMaster Aqua-X 3-in-1 Water Content Sensor (WCS-2） TrolMaster

Original price was: $ 295,00.Current price is: $ 118,00.
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Nutrient EC/Temp Sensor

TrolMaster Aqua-X Drop-in/inline Heavy Duty Nutrient EC/Temp Sensor (PCT-3） TrolMaster

Original price was: $ 218,50.Current price is: $ 87,40.
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pH Sensor

TrolMaster Aqua-X Drop-in/inline Heavy Duty Nutrient pH Sensor (PPH-3） TrolMaster

Original price was: $ 198,55.Current price is: $ 79,42.
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pH Sensor

TrolMaster Aqua-X Inline pH Sensor (PPH-2） TrolMaster

Original price was: $ 178,60.Current price is: $ 71,44.
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Device Station

TrolMaster Aqua-X Program Device Station (DSP-1 Aqua-X 110V） TrolMaster

Original price was: $ 66,50.Current price is: $ 33,25.
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pH Sensor

TrolMaster Aqua-X Reservoir pH Sensor (PPH-1） TrolMaster

Original price was: $ 79,80.Current price is: $ 39,90.
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Touch Spot

TrolMaster Aqua-X Touch Spot Extension Cable (TSS-2） TrolMaster

Original price was: $ 15,68.Current price is: $ 9,41.
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Touch Spot

TrolMaster Aqua-X Touch Spot Set (TSS-1） TrolMaster

Original price was: $ 33,00.Current price is: $ 19,80.
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Water Content

TrolMaster Aqua-X Water Content Sensor (WCS-1） TrolMaster

Original price was: $ 218,50.Current price is: $ 87,40.
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Water Detector

TrolMaster Aqua-X Water Detector (WD-1） TrolMaster

Original price was: $ 69,82.Current price is: $ 34,91.
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CO2

Trolmaster CO2 sensor for Carbon-X (MBS-K30) TrolMaster

Original price was: $ 348,65.Current price is: $ 104,59.
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Device Station

TrolMaster Device Station Kit (4RS-2） TrolMaster

Original price was: $ 190,00.Current price is: $ 76,00.
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Fan Controller

TrolMaster EC Fan Control Adapter (EFC-1） TrolMaster

Original price was: $ 56,05.Current price is: $ 28,02.
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CO2

Trolmaster Hydro-X CO2 Sensor w/RJ12 splitter & 16′ cable (MBS-S8) TrolMaster

Original price was: $ 210,90.Current price is: $ 84,36.
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Humidity

TrolMaster Hydro-X Environmental Control System 240V Humidity Device Station (DSH-2） TrolMaster

Original price was: $ 83,60.Current price is: $ 41,80.
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Device Station

TrolMaster Hydro-X Environmental Control System 240V Temperature Device Station (DST-2） TrolMaster

Original price was: $ 82,62.Current price is: $ 41,31.
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Multi Sensor

Trolmaster Hydro-X Environmental Control System 3-in-1 Sensor (MBS-TH） TrolMaster

Original price was: $ 75,05.Current price is: $ 37,52.
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CO2

TrolMaster Hydro-X Environmental Control System CO2 Device Station (DSC-1) TrolMaster

Original price was: $ 66,50.Current price is: $ 33,25.
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Uncategorized

TrolMaster Hydro-X Environmental Control System Dry Contact Board (OM-8） TrolMaster

Original price was: $ 284,00.Current price is: $ 113,60.
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Dry Contact

TrolMaster Hydro-X Environmental Control System Dry Contact Station (DSD-1） TrolMaster

Original price was: $ 75,05.Current price is: $ 37,52.
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Dual Condition Adaptor

TrolMaster Hydro-X Environmental Control System Dual Condition Adaptor (DCC-1） TrolMaster

Original price was: $ 71,92.Current price is: $ 35,96.
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Expander Station

TrolMaster Hydro-X Environmental Control System Expander Station 4 (4RS-1） TrolMaster

Original price was: $ 137,75.Current price is: $ 55,10.
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Quantum Sensor

TrolMaster Hydro-X Environmental Control System Full Spectrum Quantum Sensor (MBS-PAR） TrolMaster

Original price was: $ 441,75.Current price is: $ 132,53.
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Humidity

TrolMaster Hydro-X Environmental Control System Humidity Device Station (DSH-1） TrolMaster

Original price was: $ 66,50.Current price is: $ 33,25.
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Low-Volt Station

TrolMaster Hydro-X Environmental Control System Low-Volt Station (DSV-1） TrolMaster

Original price was: $ 75,05.Current price is: $ 37,52.
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Program Device Station

TrolMaster Hydro-X Environmental Control System Program Device Station (DSP-1） TrolMaster

Original price was: $ 66,50.Current price is: $ 33,25.
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Smoke

Trolmaster Hydro-X Environmental Control System Smoke Detector (MBS-SD） TrolMaster

Original price was: $ 55,10.Current price is: $ 27,55.
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Temperature

TrolMaster Hydro-X Environmental Control System Temperature Device Station (DST-1） TrolMaster

Original price was: $ 66,50.Current price is: $ 33,25.
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Water Detector

TrolMaster Hydro-X Environmental Control System Water Detector 2 (WD-2） TrolMaster

Original price was: $ 69,83.Current price is: $ 34,91.
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Extension Cable

TrolMaster RJ12 25′ Coiled Communication Cable (ECS-10） TrolMaster

Original price was: $ 22,80.Current price is: $ 13,68.
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Fan Controller

TrolMaster VFD fan speed control for Hydro-X Pro (VFD-1） TrolMaster

Original price was: $ 116,38.Current price is: $ 46,55.
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Fan Controller

TrolMaster VFD, Basic Compact Driver for AC motors speed controls (VFD-1) TrolMaster

Original price was: $ 626,05.Current price is: $ 187,81.