0Cart

Meters & Controllers

Sort by:
Price: High to Low
Show:
32
Hanna EC Conductivity Calibration Solution | 1, 413 µS/cm
In Stock: 10
$27.99
Bluelab pH Probe KCl Storage Solution | 250ml
In Stock: 120
$27.58 $35.86 -23%
Bluelab Probe Care Kit | for Bluelab pH Probes
In Stock: 11
$27.52 $34.48 -20%
Hydrofarm Electronic Water Timer
In Stock: 1143
$26.45 $31.49 -16%
Hanna General-Purpose Cleaning Solution | 230ml
In Stock: 6
$24.47 $26.59 -8%
GroStar pH calibration kit (pH 4/7/10, 8 oz. each)
In Stock: 36
$24.35 $28.99 -16%
Bluelab Meter Carrying Case | Meter Not Included
In Stock: 170
$24.32 $29.08 -16%
Dilution Solutions PH Calibration Solution | 20pcs
In Stock: 2
$24.14 $24.95 -3%
HM Digital TDS-3 Handheld TDS meter
In Stock: 30
$23.42 $33.99 -31%
Luster Leaf Rapitest Light & Moisture Meter | Dual Tester
In Stock: 44
$22.36 $29.99 -25%
Bluelab Conductivity Standard Solution | 500mL- 2.77 EC - Designed for Bluelab Products
In Stock: 131
$22.27 $28.73 -22%
Bluelab pH 4.0 Calibration Solutions | 500mL- Designed for Bluelab Products
In Stock: 503
$22.11 $28.73 -23%
Bluelab pH 7.0 Calibration Solutions | 500mL- Designed for Bluelab Products
In Stock: 165
$22.11 $28.73 -23%
GroStar pH Probe Maintanence Kit
In Stock: 87
$20.15 $23.99 -16%
Bluelab Probe Care Kit | for Bluelab Conductivity Probes
In Stock: 8
$19.84 $24.83 -20%
P3 International Save a Drop Water Meter
In Stock: 3414
$16.76 $19.95 -16%
Bluelab Conductivity Standard Solution | 120ml - 2.77EC
In Stock: 194
$16.56 $21.37 -23%
GroStar pH calibration kit (pH 4/7, 8 oz. each)
In Stock: 80
$15.95 $18.99 -16%
Luster Leaf Rapitest Digital Soil pH Meter | Results From 3.5 - 9.0
In Stock: 636
$15.86 $21.29 -26%
Milwaukee Instruments pH 4.01 Calibration Solution, 230 ml
In Stock: 93
$13.50 $13.90 -3%
Milwaukee Instruments pH 7.01 Solution, 230 ml
In Stock: 252
$13.50 $13.90 -3%
SUNPACK 2-Function Plant Sensor Meter | 2-Function - Measures Soil Moisture & pH
In Stock: 30
$12.82 $15.79 -19%
SUNPACK Tri-Meter Moisture, Light & pH | Measures Moisture, Light & pH
In Stock: 40
$12.78 $16.99 -25%
GroStar EC Calibration Kit (2.77 EC, 8 oz. each)
In Stock: 128
$12.59 $14.99 -16%
Bluelab Conductivity Standard Solution | 250ml - 2.77 EC - Designed for Bluelab Products
In Stock: 74
$12.47 $15.63 -20%
Bluelab pH 4.0 Calibration Solution | 250ml - Designed for Bluelab Products
In Stock: 139
$12.01 $15.63 -23%
Bluelab pH 7.0 Calibration Solutions | 250ml - Designed for Bluelab Products
In Stock: 662
$12.01 $15.63 -23%
Hydrofarm Active Air 3-Way Meter
In Stock: 51
$11.02 $14.99 -26%
Active Air 2-Way pH & Moisture Meter | 1ct
In Stock: 13
$9.95 $13.99 -29%
HM Digital 1000 ppm TDS Calibration Solution, 3 oz (90 ml)
In Stock: 100
$9.56
Active Air 3-Way Meter
In Stock: 818
$9.36 $13.09 -28%
Hort2O Digital Hygro-Thermometer | 9.8ft Temperature Sensor - Digital Display - Measures Temperatures 32°F to 122°F - Measures Humidity 20% to 98%
In Stock: 138
$8.97 $19.99 -55%
Show other 6 products
Product filters
Free Shipping
In Stock
Price
$
–
$
  • $7
  • $3059
Shop Owner
Brand
    Show all (20)