Menu

Meters & Controllers

Bluelab pH Pen Meter - Measures pH and Temperature
In Stock: 245
$99.00
Bluelab Probe Care Kit - for Bluelab pH Probes
In Stock: 23
$25.00
Bluelab Probe Care Kit - for Bluelab Conductivity Probes
In Stock: 10
$19.00
Luster Leaf Rapitest Digital Soil pH Meter - 3.5 to 9.0 pH Range
In Stock: 395
$235.56 / $19.63 per unit
(minimum purchase of 12)
GroStar GS4 5-in-1 Combo Pen
In Stock: 97
$149.27 $178.99 -17%
Bluelab Multimedia pH Meter - 6.5ft Probe Cable - For Soil, Coco, Rockwool, and Solution
In Stock: 78
$140.98 $209.00 -33%
Sunpack 2-Function Plant Sensor Meter - Soil Moisture and pH
In Stock: 20
$130.50 / $13.05 per unit
(minimum purchase of 10)
Milwaukee Instruments MA871 Digital Brix Refractometer, Range 0-85%
Out of stock
$144.19 $199.00 -28%
Bluelab Soil pH Pen - Direct Measurement in Soil, Coco Coir, and Potting Mixes
Out of stock
$200.35
Bluelab pH Probe Inline - 3/4in NPT - For Guardian Monitor Connect Inline
In Stock: 32
$209.00
GroStar GS2 Soil pH Pen
In Stock: 120
$214.32 $256.99 -17%
Bluelab Combo Meter pH Replacement Probe
In Stock: 326
$90.00
Bluelab Commercial Truncheon Nutrient Meter - Measures EC, CF, and PPM
In Stock: 21
$105.00
Milwaukee Instruments pH600 Digital pH Pen
Out of stock
$34.00
P3 International Save a Drop Water Meter
In Stock: 2096
$16.64 $19.95 -17%
GroStar pH Probe Maintenance Kit
In Stock: 75
$20.00 $23.99 -17%
Bluelab Conductivity Pen Meter - Measures Conductivity and Temperature
In Stock: 76
$99.00
Bluelab Combo Meter Plus - Measures pH, Conductivity, and Temperature
In Stock: 15
$399.00
Active Air 3-Way Meter
In Stock: 919
$9.36 $13.09 -28%
Hydrofarm Active Air 2-Way Meter - Moisture and pH
In Stock: 10
$9.95 $13.99 -29%
Show other 20 products
Product filters
Free Shipping
In Stock
Price
$
–
$
  • $5
  • $2994
Shop Owner
Brand
Show all (21)
Best Sellers