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Meters & Controllers

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Bluelab Connect Stick 2 | for Bluelab Connect Devices
In stock
$141.45 $147.11 -4%
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Bluelab Commercial Truncheon Nutrient Meter | Measures EC, CF, & PPM
In stock
$127.48 $132.57 -4%
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Hanna GroLine Waterproof Hydroponic pH Tester
Out of stock
$124.99 $129.99 -4%
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Bluelab Leap pH Probe | For Bluelab Combo Meter - Bluelab Combo Meter Plus - and Bluelab Multimedia pH Meters
In stock
$119.25 $124.02 -4%
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Bluelab pH Pen Meter | Measures pH and Temperature
In stock
$102.80 $106.91 -4%
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GroStar GS1 pH Pen
In stock
$98.27 $115.99 -15%
Bluelab Truncheon Nutrient Meter V2 | 40cm L - 16 in. L
In stock
$92.38 $128.70 -28%
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GroStar GS3 EC Pen
In stock
$92.33 $113.99 -19%
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Bluelab Conductivity Pen Meter | Measures Conductivity and Temperature
In stock
$86.35 $89.80 -4%
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Milwaukee Instruments EC40 PRO EC/TDS Nutrient Meter
In stock
$84.41 $95.00 -11%
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Bluelab Combo Meter pH Replacement Probe | pH probe
In stock
$75.66 $78.69 -4%
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Aeromixer Aerobuddy Timer + Power Controller
In stock
$73.12 $79.00 -7%
Dilution Solutions Pro HM Digital pH Meter | 7.3in x 1.3in x 1.3in
In stock
$71.78 $99.95 -28%
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GroStar GS4-E replacement pH/EC combo electrode
In stock
$64.79 $79.99 -19%
Blumat Digital Moisture Meter | 12in
Out of stock
$64.69 $85.99 -25%
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Dilution Solutions HM Digital Meter | 7.3in x 1.3in x 1.3in
Out of stock
$63.75 $74.95 -15%
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HM Digital Replacement pH Sensor Probe for HM-500
In stock
$48.59 $59.99 -19%
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Gardena Smart Flow Water Meter
In stock
$47.78 $58.99 -19%
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GroStar GS3-E replacement EC electrode
In stock
$43.73 $53.99 -19%
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GroStar GS1-E replacement pH electrode
In stock
$41.30 $50.99 -19%
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