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Meters & Controllers

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Bluelab Connect Pro Controller | Remote Monitoring of pH, EC and Temperature
In stock
$1,150.50 $1,196.52 -4%
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Bluelab Connect pH Controller | for Bluelab Connect Devices
In stock
$657.08 $683.36 -4%
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Bluelab pH Controller | 6.5ft Probe Cable - Dose pH Up or pH Down
In stock
$615.96 $640.60 -4%
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Bluelab Guardian Monitor In-Line Connect | 10 ft In-line Probe Cable
Out of stock
$517.28 $537.97 -4%
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Bluelab Guardian Monitor Connect | 6.5ft Probe Cable
In stock
$393.92 $409.68 -4%
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Bluelab Guardian Monitor | 6.5ft Probe Cable
In stock
$352.80 $366.91 -4%
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Bluelab Combo Meter Plus | Measures pH, Conductivity & Temperature
In stock
$328.12 $341.25 -4%
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Active Aqua Grow Flow Ebb and Gro Controller Unit w/2 Pumps
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$291.99 $360.49 -19%
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HM Digital HydroMaster Portable/Wall Mount/Bench Continuous pH/EC/TDS/Temp
In stock
$290.25 $359.00 -19%
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Bluelab Pulse Multimedia EC & MC Meter | Measures EC, Moisture & Temperature
In stock
$287.01 $298.49 -4%
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Bluelab Combo Meter | 6.5ft Probe Cable
In stock
$278.79 $289.94 -4%
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Hanna pH, EC & TDS Tester | High Range
In stock
$241.76 $251.43 -4%
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Bluelab Multimedia pH Meter | 6.5ft Probe Cable
In stock
$212.27 $255.74 -17%
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GroStar GS2 Soil pH Pen
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$208.16 $256.99 -19%
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Milwaukee Instruments MA871 Digital Brix Refractometer, Range 0-85%
In stock
$176.82 $199.00 -11%
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Bluelab Soil pH Pen
In stock
$171.88 $178.75 -4%
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Bluelab pH Probe Inline | 3/4in NPT Thread - Use with 1in Adapter
In stock
$171.88 $178.75 -4%
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Bluelab Connect Range Extender | for Bluelab Connect Devices and Connect Stick
In stock
$167.98 $202.71 -17%
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GroStar GS2-E replacement Soil Spear pH electrode
In stock
$147.41 $181.99 -19%
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GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
In stock
$144.98 $178.99 -19%
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