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Meters & Controllers

TrolMaster Aqua-X Pro NFS-2 Irrigation Control System with AMP-3 Sensor Board
In Stock: 6
$2,492.75 $2,623.95 -5%
TrolMaster PPH-1 pH Sensor for Reservoir
In Stock: 24
$80.92 $88.20 -8%
TrolMaster PCT-2 Heavy-Duty Intank EC and Temperature Sensor
In Stock: 7
$191.99 $219.45 -13%
TrolMaster PCT-3 Heavy-Duty Inline Nutrient EC and Temperature Sensor
In Stock: 11
$212.58 $241.50 -12%
Hanna Instruments HI9813-51 Portable pH/EC/TDS Meter
Out of stock
$364.49
Gardener Select 3-in-1 Moisture, pH, and Light Meter
In Stock: 1356
$157.08 / $13.09 per unit
(minimum purchase of 12)
HM Digital HM-100 Continuous pH/EC/TDS/Temp Monitor - Power Cord Included
In Stock: 142
$137.88 $296.79 -54%
Gardener Select Moisture Meter - Blue
In Stock: 4828
$128.40 / $10.70 per unit
(minimum purchase of 12)
Gardener Select 2-in-1 Moisture and pH Meter
In Stock: 4992
$136.20 / $11.35 per unit
(minimum purchase of 12)
Bluelab Guardian Monitor - Wi-Fi
In Stock: 1
$427.55 $459.00 -7%
HM Digital HM-200 Portable pH/EC/TDS/Temp Monitor - Batteries Included
In Stock: 157
$106.13 $273.17 -61%
Gardener Select pH Meter - Blue
In Stock: 2745
$117.72 / $9.81 per unit
(minimum purchase of 12)
Mosser Lee Soil Master Moisture, Light, and pH Meter
In Stock: 264
$257.52 / $21.46 per unit
(minimum purchase of 12)
HM Digital DM-3 Commercial Inline Dual TDS Monitor
In Stock: 63
$30.48 $78.45 -61%
Mosser Lee Soil Master Moisture Meter
In Stock: 36
$225.00 / $18.75 per unit
(minimum purchase of 12)
Bluelab pH 4.0 Calibration Solution Sachets - 18 mL - 30-Count
In Stock: 4
$49.00
HM Digital COM-300L Waterproof Professional Series pH/EC/TDS/Temp Meter - 15.4-in
In Stock: 41
$81.34 $209.36 -61%
Bluelab Guardian Monitor Inline - Wi-Fi
In Stock: 16
$628.75 $675.00 -7%
HM Digital COM-300 Waterproof Professional Series pH/EC/TDS/Temp Meter - 7.3-in
In Stock: 316
$144.16 $171.38 -16%
Bluelab pH 7.0 Calibration Solution Sachets - 18 mL - 30-Count
In Stock: 4
$49.00
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