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pH Meters

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Bluelab Connect Pro Controller | Remote Monitoring of pH, EC and Temperature
In stock
$1,196.52
Bluelab Connect pH Controller | for Bluelab Connect Devices
In stock
$683.36
Bluelab pH Controller | 6.5ft Probe Cable - Dose pH Up or pH Down
In stock
$640.60
Bluelab Guardian Monitor In-Line Connect | 10 ft In-line Probe Cable
Out of stock
$537.97
Bluelab Guardian Monitor Connect | 6.5ft Probe Cable
In stock
$409.68
Bluelab Guardian Monitor | 6.5ft Probe Cable
In stock
$366.91
Bluelab Combo Meter Plus | Measures pH, Conductivity & Temperature
In stock
$341.25
Bluelab Combo Meter | 6.5ft Probe Cable
In stock
$289.94
Save 16%
GroStar GS2 Soil pH Pen
In stock
$215.87 $256.99 -16%
Save 17%
Bluelab Multimedia pH Meter | 6.5ft Probe Cable
In stock
$212.27 $255.74 -17%
Bluelab Soil pH Pen
In stock
$178.75
Bluelab pH Probe Inline | 3/4in NPT Thread - Use with 1in Adapter
In stock
$178.75
Save 16%
GroStar GS2-E replacement Soil Spear pH electrode
In stock
$152.87 $181.99 -16%
Save 16%
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
In stock
$150.35 $178.99 -16%
Hanna GroLine Waterproof Hydroponic pH Tester
Out of stock
$129.99
Bluelab Leap pH Probe | For Bluelab Combo Meter - Bluelab Combo Meter Plus - and Bluelab Multimedia pH Meters
In stock
$124.02
Bluelab pH Pen Meter | Measures pH and Temperature
In stock
$106.91
Save 15%
GroStar GS1 pH Pen
In stock
$98.27 $115.99 -15%
Save 15%
Dilution Solutions Pro HM Digital pH Meter | 7.3in x 1.3in x 1.3in
In stock
$85.01 $99.95 -15%
Bluelab Combo Meter pH Replacement Probe | pH probe
In stock
$78.69
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