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Meters & Controllers

Bluelab Guardian Monitor | 6.5ft Probe Cable
Out of stock
$435.91 $555.70 -22%
Bluelab pH Pen Meter | Measures pH and Temperature
In Stock: 321
$136.55 $172.35 -21%
SUNPACK 2-Function Plant Sensor Meter | 2-Function - Measures Soil Moisture & pH
In Stock: 220
$130.50 / $13.05 per unit
(minimum purchase of 10)
Luster Leaf Rapitest Digital Soil pH Meter | Results From 3.5 - 9.0
In Stock: 288
$230.52 / $19.21 per unit
(minimum purchase of 12)
GroStar pH Probe Maintanence Kit
In Stock: 76
$20.00 $23.99 -17%
Milwaukee Instruments pH600 Digital pH Pen
In Stock: 287
$35.55
Bluelab Combo Meter pH Replacement Probe | pH probe
In Stock: 395
$100.49 $126.85 -21%
Bluelab pH Probe Inline | 3/4in NPT Thread - Use with 1in Adapter
In Stock: 41
$233.31 $288.16 -19%
Bluelab pH 7.0 Calibration Solutions | 500mL- Designed for Bluelab Products
In Stock: 159
$139.56 / $23.26 per unit
(minimum purchase of 6)
Bluelab Commercial Truncheon Nutrient Meter | Measures EC, CF, & PPM
In Stock: 25
$174.28 $213.70 -18%
Bluelab Conductivity Pen Meter | Measures Conductivity and Temperature
In Stock: 91
$117.21 $144.77 -19%
Dilution Solutions HM Digital pH Tester | 6in x 1.7in x .7in
Out of stock
$41.85 $49.95 -16%
HM Digital Replacement pH Sensor Probe for HM-500
Out of stock
$32.80 $59.99 -45%
Bluelab pH 7.0 Calibration Solutions | 250ml - Designed for Bluelab Products
In Stock: 609
$75.84 / $12.64 per unit
(minimum purchase of 6)
Bluelab Probe Care Kit | for Bluelab pH Probes
In Stock: 18
$28.36 $34.48 -18%
Bluelab Probe Care Kit | for Bluelab Conductivity Probes
In Stock: 9
$20.43 $24.83 -18%
Bluelab Combo Meter Plus | Measures pH, Conductivity & Temperature
In Stock: 22
$445.38 $550.11 -19%
Active Air 3-Way Meter
In Stock: 74
$8.88 $13.09 -32%
P3 International Save a Drop Water Meter
In Stock: 3123
$16.64 $19.95 -17%
Bluelab pH Controller | 6.5ft Probe Cable - Dose pH Up or pH Down
Out of stock
$778.86
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