Combination Meters

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24-7 Nutrient Monitor-NWGSupply.com
Save 18%
$216.95
$178.45

24-7 Nutrient Monitor

Rose City

A great all around meter for nutrient applications needing constant monitoring. It measures PPM, pH and Temperature. Its large illuminated green LC...

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$216.95
$178.45
Save 18%
Hanna Grochek Combo pH/EC/TDS/Temp Monitor (HI 991404)-NWGSupply.com
Save 28%
$259.95
$187.14

Hanna Grochek Combo pH/EC/TDS/Temp Monitor (HI 991404)

Hanna

The Combo meter is designed for continuous, high accuracy pH, EC/TDS and temperature measurements. These microprocessor indicators continuously mon...

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$259.95
$187.14
Save 28%
Continuous pH/TDS/temp Monitor-NWGSupply.com
Save 20%
$299.99
$239.53

Continuous pH/TDS/temp Monitor

Hanna

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. p...

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$299.99
$239.53
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Bluelab Guardian Monitor-NWGSupply.com
Save 26%
$399.00
$296.99

Bluelab Guardian Monitor

BlueLab

Adjustable brightness display. Large easy to read, plant safe green LED displays. Selectable values for conductivity and temperature. Simple push b...

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$399.00
$296.99
Save 26%
Bluelab Combo Meter-NWGSupply.com
Save 22%
$308.00
$238.92

Bluelab Combo Meter

BlueLab

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...

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$308.00
$238.92
Save 22%
Combo pH/EC/TDS/C/PPM Tester-NWGSupply.com
Save 18%
$213.99
$174.98

Combo pH/EC/TDS/C/PPM Tester

Hanna

This waterproof tester offers high accuracy pH, EC/TDS, and temperature measurements all in a single tester! No more switching between meters for y...

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$213.99
$174.98
Save 18%
Bluelab Combo Plus Meter - Probe Included-NWGSupply.com
Save 23%
$349.00
$269.95

Bluelab Combo Plus Meter - Probe Included

BlueLab

The Bluelab® Combo Plus Meter is an all-in-one, convenient portable solution for accurate measurement of pH, conductivity and temperature in nutrie...

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$349.00
$269.95
Save 23%
HM Digital HydroMaster HM-500-NWGSupply.com
Save 25%
$359.00
$268.89

HM Digital HydroMaster HM-500

HM Digital

HydroMaster Digital tester makes monitoring water easier than ever by reading the levels that matter most and providing accurate readings that you ...

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$359.00
$268.89
Save 25%
GroCheck Combo Meter-NWGSupply.com
Save 19%
$242.00
$196.95

GroCheck Combo Meter

Hanna

The GroCheck Combo Meter uses professional-grade sensors to test pH and TDS in one simple-to-use unit. The Combo Meter displays results clearly so ...

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$242.00
$196.95
Save 19%
Combo pH/ ORP/ Temperature Tester-NWGSupply.com
Save 19%
$255.99
$208.16

Combo pH/ ORP/ Temperature Tester

Hanna

• Waterproof and it floats!• HANNA's exclusive cartridge pH and ORP electrode• Extendable cloth pH junction• Automatic Temperature Compensation• Au...

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$255.99
$208.16
Save 19%
Future Harvest Nutradip® GrowBoss Nutrient/Temperature Replacement Probe-NWGSupply.com
Save 16%
$62.95
$53.13

Future Harvest Nutradip® GrowBoss Nutrient/Temperature Replacement Probe

Future Harvest

The GrowBoss Nutrient probe does double duty. This probe measures TDS while auto sensing temperature when immersed in your nutrient solution, send...

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$62.95
$53.13
Save 16%
Bluelab Guardian Monitor Connect In-Line-NWGSupply.com
Save 26%
$558.00
$410.83

Bluelab Guardian Monitor Connect In-Line

BlueLab

The Bluelab Guardian Monitor Connect Inline is not only a constant indicator of the desired levels of pH, conductivity and temperature of your nutr...

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$558.00
$410.83
Save 26%
Save 15%
$899.00
$759.95

Growee Automated Nutrient and Ph Controller

Growee

Growee's smart device monitors the plant's environment and supplies an automated pH balancing and nutrient feeding solution.THE DEVICEAutomatically...

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$899.00
$759.95
Save 15%
Sure Test Commercial pH / EC / TDS / ORP Lab Meter-NWGSupply.com
Save 22%
$499.95
$389.95

Sure Test Commercial pH / EC / TDS / ORP Lab Meter

Sure Test

The Sure Test® Commercial Lab Meter offers the ultimate in precision and accuracy. Dependably measure pH and conductivity (EC or TDS or Salt) and t...

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$499.95
$389.95
Save 22%
Waterproof PC Testr 35 (EC & pH)-NWGSupply.com
Save 18%
$203.99
$167.33

Waterproof PC Testr 35 (EC & pH)

Oakton

Two important measurements in one instrument. The PCTestr tests conductivity and pH while the PTTestr tests EC and pH. They feature easy-to-read di...

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$203.99
$167.33
Save 18%
Sure Test Commercial Multi-Meter w/ pH Conductivity Probes-NWGSupply.com
Save 17%
$359.95
$299.95

Sure Test Commercial Multi-Meter w/ pH Conductivity Probes

Sure Test

The Sure Test® Commercial Multi-Meter allows for easy measurement of pH and conductivity (EC or TDS) and temperature (F° or C°) in one versatile un...

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$359.95
$299.95
Save 17%
Oakton Multi PT Testr 35 - PH/TDS/Temp-NWGSupply.com
Save 31%
$205.71
$141.46

Oakton Multi PT Testr 35 - PH/TDS/Temp

Oakton

One pocket sized meter for pH, TDS and temperature! Up to 5 point pH calibration with NIST or USA auto buffer recognition. Pin-style conductivity s...

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$205.71
$141.46
Save 31%
Waterproof PT Testr 35 (pH & TDS)-NWGSupply.com
Save 18%
$201.99
$165.76

Waterproof PT Testr 35 (pH & TDS)

Oakton

Two important measurements in one instrument. The PCTestr tests conductivity and pH while the PTTestr tests TDS and pH. They feature easy-to-read d...

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$201.99
$165.76
Save 18%
Nutradip PPM AC/DC Combo Meter-NWGSupply.com
Save 19%
$119.99
$97.19

Nutradip PPM AC/DC Combo Meter

NutraDip

These continuous monitoring meters feature automatic temperature compensation, with high quality probes and AC/DC power built-in for portability. E...

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$119.99
$97.19
Save 19%
Smart 3 in 1 Meter w/ pH/EC/TDS-NWGSupply.com
Save 25%
$278.99
$209.44

Smart 3 in 1 Meter w/ pH/EC/TDS

Milwaukee Instruments

Smart 3-in-1 portable meter (replaces MISM802) 1 probe for pH, conductivity and TDSAutomatic Temperature CompensationFaster Processor with The New ...

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$278.99
$209.44
Save 25%
Nutradip PH AC/DC Combo Meter-NWGSupply.com
Save 12%
$134.99
$118.42

Nutradip PH AC/DC Combo Meter

NutraDip

Nutradip pH Meters are the reliable way to measure acidity in your nutrient solution. It is a continuous monitoring pH meter with automatic tempera...

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$134.99
$118.42
Save 12%
Milwaukee pH - EC - TDS KIT-NWGSupply.com
Save 23%
$354.99
$274.60

Milwaukee pH - EC - TDS KIT

Milwaukee Instruments

Milwaukee Instruments AG900 provides instant readings of the three most important factors in efficient plant production: pH, EC, or TDS. The AG90...

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$354.99
$274.60
Save 23%
Milwaukee Instruments Mi 805 Commercial Grade Combo pH/EC/TD-NWGSupply.com
Save 26%
$551.99
$407.24

Milwaukee Instruments Mi 805 Commercial Grade Combo pH/EC/TD

Milwaukee Instruments

Multi-range pH/EC/TDS and Temperature meter - 4-in-1 pH/EC/TDS/Temperature probe - The rugged MA851D/1 probe has been designed for heavy-duty appli...

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$551.99
$407.24
Save 26%