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What do we have here?
Meters, Timers & Instruments: pH, EC, PPM & TDS Testers: pH, EC, PPM & TDS Meters, Monitors, Testers, Pens & Test Kits for Water & Soil

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What do we have here?
Displaying 21 to 40 (of 291 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  [Next >>] 
 Sort by Popularity   Manufacturer   Product(s)   Model   Price-   Buy Now 
 Bluelab Guardian Connect   Bluelab   Bluelab Guardian Connect 
Bluelab Connect Guardian Monitor The Bluelab Guardian Monitor Connect is not only a constant indicator of the desired levels of pH, conductivity and temperature of your nutrient solution, it also data logs these critical parameters to your computer for you. It does not stop there. You can access the data via the cloud from a remote mobile device or computer to check for extreme ... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA. Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 716484   $297.00 
 Milwaukee pH & Temperature Monitor, Wifi   Milwaukee Instruments   Milwaukee pH & Temperature Monitor, Wifi 
Milwaukee pH & Temperature Monitor, Wifi Easy to set up, these devices accurately control water variables with programmable hysteresis, automatic temp compensation and probe diagnostics. Incremental Dosing Control Software for fertilization injection is included. Unique alarm system - Normal, Caution, and Critical levels - activates different color status lights on face of unit ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-MIDL100   $296.99 
 Bluelab Combo Meter   Bluelab   Bluelab Combo Meter 
The Bluelab® Combo Meter is a conductivity, pH and temperature meter all in one. As the Bluelab® Combo Meter is portable and does not require a power supply to operate, it can be used anytime and anywhere to help you manage your crops daily nutrient requirements. Simple push button pH calibration. Successful pH calibration indicators. Low battery indicator. Over range and under ran... — Ships from Portland, Oregon USA....more info.
 HY170   $285.82 
 BLUELAB GUARDIAN MONITOR   Bluelab   BLUELAB GUARDIAN MONITOR 
Bluelab® Guardian MonitorIn just one glance it measures all three critical parameters for successful growth pH, conductivity and temperature. Adjustable brightness display. Large easy to read, Plant Safe green LED displays. Selectable values for conductivity and temperature. Simple push button pH calibration system. No calibration required for conductivity and temperature. ... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA. Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 716336   $260.15 
 Guardian Monitor   Bluelab   Guardian Monitor 
Bluelab Guardian Monitor (BLU27100)In just one glance it magically measures all 3 critical parameters for successful growth; pH, conductivity AND temperature. The Bluelab Guardian Monitor is a constant indicator of the desired levels of EC/ppm 700/TDS/CF, pH and temperature, enabling the grower to optimise these parameters as the crop progresses through each growing phase. The Blue... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-BLU27100   $260.15 
 Digital pH Controller   HydroFarm   Digital pH Controller 
Autopilot Digital pH Controller (APCEPH1)The Autopilot pH-1 controller accurately and reliably measures and controls the pH of any water-based solution, including hydroponic nutrient mixtures, and fish aquarium water. After selecting the desired pH setting from 5.0 to 8.0 pH, the pH controller measures the pH value of the solution and automatically adds pH adjustment (either acid ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-APCEPH1   $244.17 
 HM Digital Portable/Wall Mount/Bench Continuous pH/EC/TDS/Temp   HM Digital   HM Digital Portable/Wall Mount/Bench Continuous pH/EC/TDS/Temp 
HydroMaster Digital testers make monitoring water easier than ever by reading the levels that matter most and providing accurate readings that you can depend on. Continuous pH/EC/TDS/Temp monitor with rechargeable battery. Portable, wall mount, or benchtop use. HydroMaster HM-500 pH/EC/TDS/°F Tester (113831)• Tests pH at a range of 0 pH-14 pH, temperatures from 30°F-176°F, TDS fro... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HMD500   $236.50 
 Milwaukee pH / ORP Controller MC125   Milwaukee Instruments   Milwaukee pH / ORP Controller MC125 
Milwaukee Instruments pH/ORP Controller - MC125 Smart Professional pH/ORP controller. User selectable Hi/Low Set Point Manual 2 points calibration Visual LED alarm Supplied with 12 VDC adapter and mounting kit 1 power plug for CO2 dosing and 1 power plug for O3 dosing Double junction pH electrode and platinum ORP electrode (BNC connector) ... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA. Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 716692   $236.45 
 Milwaukee pH - EC - TDS KIT   Milwaukee Instruments   Milwaukee pH - EC - TDS KIT 
Milwaukee Instruments Milwaukee pH - EC - TDS KIT (MIAG900)Milwaukee Instruments AG900 provides instant readings of the three most important factors in efficient plant production: pH, EC, or TDS. The AG900 kit comes with an MIMW802 hand held microprocessor, calibration solution, measuring cup for soil testing, a comprehensive 21-page Operational and Testing manual, 9v battery as... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-MIAG900   $234.29 
 HM Digital™ HydroMaster Continuous pH/EC/TDS/Temp Monitor Model HM-500   HM Digital   HM Digital™ HydroMaster Continuous pH/EC/TDS/Temp Monitor Model HM-500 
HydroMaster Digital tester makes monitoring water easier than ever by reading the levels that matter most and providing accurate readings that you can depend on. Continuous pH/EC/TDS/Temp monitor with rechargeable battery. Portable, wall mount or benchtop use. Tests pH at a range of 0 pH-14 pH, temperatures from 30°F-176°F, TDS from 0-9999 ppm and EC from 0-9999 μS. Stores up ... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA. Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 716147   $231.00 
 MC720 Dosing Pump Kit   Milwaukee Instruments   MC720 Dosing Pump Kit 
The MC720 Kit -- Comes with the MC122 pH controller and MP810 dosing pump The small and precise flow of the MP810 provides fully automated pH control of aqueous solutions in the hydroponic systems. It has been specifically designed to control the pH in mixing tanks for fertilization. The peristaltic pump allows you to maintain the ideal pH values in your tank. After selecting th... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-MIMC720   $229.67 
 Milwaukee MC720 pH Controller w/ Dosing Pump Kit / Doser   Milwaukee Instruments   Milwaukee MC720 pH Controller w/ Dosing Pump Kit / Doser 
Control the pH of your tank/reservoir automatically! The MC122 pH controller and dosing pump (MP810) provides fully automated pH control of aqueous solutions in hydroponic systems. It has been specifically designed to control the pH in mixing tanks for fertilization. The small and precise flow of the peristaltic pump allows you to maintain ideal pH values in your tank. After select... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA. Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 716595   $229.41 
 Grocheck Combo Meter.   Hanna Instruments   Grocheck Combo Meter. 
HI9813-6 GROCHECK PORTABLE COMBO.pH/EC/TDS/Temp Meter with F.S.T. Technology New Technology to Check the Status of the ElectrodeMeasures a Variety of Parameters with One InstrumentFast Response ProbeHANNA instruments® developed new F.S.T. technology for the new HI 9813-6. With this special security system, if the meter encounters incorrect readings, the instrument doesn’t display v... — Ships from Portland, Oregon USA....more info.
 HY177   $218.03 
 Nutradip (Tri Meter)     Nutradip Grow Boss      Nutradip (Tri Meter) Nutradip Grow Boss 
The Nutradip GrowBoss is a nutrient monitoring system that assists growers in achieving maximum results for their growing efforts. The GrowBoss is a constant monitoring meter that indicates to the grower the exact levels of Nutrient strength, pH and temperature. This allows the grower to adjust and optimize each parameter as the crop progresses through each growth cycle. The Grow... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-ND1100200   $217.79 
 Future Harvest Grow Boss - Nutrient Monitor (4/Cs)   FHD (Future Harvest Development)   Future Harvest Grow Boss - Nutrient Monitor (4/Cs) 
The Nutradip® GrowBoss is a nutrient monitoring system that assists growers in achieving maximum results for their growing efforts. The GrowBoss is a constant monitoring meter that indicates to the grower the exact levels of nutrient strength, pH and temperature. This allows the grower to adjust and optimize each parameter as the crop progresses through each growth cycle. The Growb... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA. Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 716367   $217.75 
 BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE   Bluelab   BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE 
Blue Lab Combo Meter COMBO METER/BLUELAB Light weight and portableMeasures pH, Nutrient and TemperatureThree display options for nutrient - EC, CF, ppm (500 scale)Two display options for temperature (C or F)Three calibration points, 4, 7 and 10 pHTemperature at a push of a buttonSimple push button pH calibrationAuto turn off functionLarge 13mm (1/2) digital display for easy r... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA. Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 716441   $203.28 
 BlueLab Combo Meter   Bluelab   BlueLab Combo Meter 
Bluelab BlueLab Combo Meter (BLU2300E)It's all you need for simple and reliable crop management and it's all within arm's reach! The Bluelab Combo Meter is a conductivity, pH and temperature meter all in one. The Bluelab pH Probe and the Bluelab Conductivity/Temperature Probe are simply placed into the solution and the selected reading is displayed on screen. As the Bluelab Combo M... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-BLU2300E   $203.28 
 Dissolved Oxygen Meter   Milwaukee Instruments   Dissolved Oxygen Meter 
Milwaukee Instruments Dissolved Oxygen Meter (MISM600)Entry level, inexpensive Dissolved Oxygen Portable Meter for fast and reliable results. The MISM600 is a compact Portable Dissolved Oxygen meter with Faster Micro Processor. This handy and ergonomically designed portable meter is ideal for anyone working on alow budget and still requires fast and reliable measure-ments. This por... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-MISM600   $199.31 
 Continuous pH/TDS/temp Monitor   Hanna Instruments   Continuous pH/TDS/temp Monitor 
Hanna Instruments Continuous pH/TDS/temp Monitor (HI9815047)Designed for continuous monitoring of pH, TDS, and temperature, this device is simple to install and can be placed above the sample to be tested. pH, TDS, and temperature measurements are simultaneously displayed on three backlit LCDs which can be easily viewed at a distance - even in low light. This means no more switchin... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HI9815047   $197.99 
 Cont. pH/TDS/temp Monitor (Special Order)   Hanna Instruments   Cont. pH/TDS/temp Monitor (Special Order) 
Hanna Instruments Cont. pH/TDS/temp Monitor (HI9815045)Designed for continuous monitoring of pH, TDS, and temperature, the monitor is simple to install and can be placed above the sample to be tested. pH, TDS, and temperature measurements are simultaneously displayed on three backlit LCDs which can be easily viewed at a distance - even in low light. No more switching between parame... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HI9815045   $197.99 
Displaying 21 to 40 (of 291 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  [Next >>] 
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