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Meters & Controllers

Blumat Digital Moisture Meter | 12in
Out of stock
$166.78 / $83.39 per unit
(minimum purchase of 2)
Milwaukee Instruments pH 600 pH Tester w/1 Point Manual Calibration
In Stock: 86
$33.25 $35.00 -5%
Active Aqua Grow Flow Ebb and Gro Controller Unit w/2 Pumps
In Stock: 109
$324.69 $389.33 -17%
Bluelab Conductivity Standard Solution | 500mL- 2.77 EC - Designed for Bluelab Products
In Stock: 89
$140.58 / $23.43 per unit
(minimum purchase of 6)
Dilution Solutions Pro HM Digital pH Meter | 7.3in x 1.3in x 1.3in
In Stock: 338
$99.50 $99.95
Bluelab Connect Stick 2 | for Bluelab Connect Devices
In Stock: 170
$97.70 $147.11 -34%
HM Digital PH-80 pH/Temperature Meter
In Stock: 44
$38.81 $46.50 -17%
Dilution Solutions HM Digital/EC Calibration Solution | 1000 PPM
In Stock: 29
$8.92 $8.95
HM Digital 1000 ppm TDS Calibration Solution, 3 oz (90 ml)
In Stock: 86
$7.91 $9.49 -17%
Bluelab pH Probe KCl Storage Solution | 250ml
In Stock: 286
$174.12 / $29.02 per unit
(minimum purchase of 6)
GroStar pH calibration kit (pH 4/7, 8 oz. each)
In Stock: 126
$15.83 $18.99 -17%
Bluelab Meter Carrying Case | Meter Not Included
In Stock: 169
$24.14 $29.08 -17%
Hanna EC Conductivity Calibration Solution | 1, 413 µS/cm
In Stock: 5
$27.39 $27.99 -2%
GroStar GS3 EC Pen
In Stock: 94
$95.06 $113.99 -17%
GroStar GS1 pH Pen
In Stock: 259
$99.72 $115.99 -14%
HM Digital TDS-3 Handheld TDS meter
In Stock: 31
$23.42 $33.99 -31%
Aeromixer Aerobuddy Timer + Power Controller
In Stock: 59
$80.14
Hanna pH, EC & TDS Tester | High Range
In Stock: 2
$287.69 $293.99 -2%
GroStar GS4-E replacement pH/EC combo electrode
In Stock: 82
$66.71 $79.99 -17%
GroStar GS2-E replacement Soil Spear pH electrode
In Stock: 89
$151.77 $181.99 -17%
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