Menu

Meters & Controllers

Bluelab Leap pH Probe for Combo Meter, Combo Meter Plus, and Multimedia pH Meter
In Stock: 32
$141.16 $145.00 -3%
Luster Leaf Rapitest Light and Moisture Meter - Dual Tester
In Stock: 68
$163.20 / $27.20 per unit
(minimum purchase of 6)
Bluelab Pulse Multimedia EC and MC Meter - EC, Moisture, and Temperature
In Stock: 14
$339.76 $349.00 -3%
Bluelab pH 7.0 Calibration Solution - 500 mL
Out of stock
$124.98 / $20.83 per unit
(minimum purchase of 6)
Active Air 2-Way Moisture/pH Meter
In Stock: 425
$9.83 $11.84 -17%
Bluelab pH 7.0 Calibration Solution - 250 mL
In Stock: 144
$69.00 / $11.50 per unit
(minimum purchase of 6)
Bluelab Truncheon Nutrient Meter V2 - 40-cm - EC, CF, PPM 500, PPM 700
In Stock: 38
$105.00
Hydrofarm Electronic Water Timer
In Stock: 903
$26.40 $31.49 -16%
Active Aqua Grow Flow Ebb and Gro Controller Unit with 2 Pumps
In Stock: 89
$307.25 $389.33 -21%
Bluelab Combo Meter - pH, Conductivity, and Temperature - 6.5-ft Probe Cable
Out of stock
$330.02 $339.00 -3%
Apera Instruments GroStar GS3 4-in-1 EC/TDS/Temperature Pen Meter
In Stock: 80
$95.58 $113.99 -16%
Apera Instruments GroStar pH 4/7 Calibration Solution Kit - 8 Oz Each
Out of stock
$18.34 $18.99 -3%
Hort2O Digital Hygro-Thermometer - 9.8-ft Sensor Cable - 32 to 122°F - 20 to 98% RH
In Stock: 60
$19.99
Aeromixer AeroBuddy Timer and Power Controller
In Stock: 27
$61.26 $79.00 -22%
GroStar GS1 Digital pH/Temperature Meter
In Stock: 152
$100.93 $115.99 -13%
Bluelab Conductivity Standard Solution - 2.77 EC - 250 mL
In Stock: 104
$69.00 / $11.50 per unit
(minimum purchase of 6)
Bluelab pH 4.0 Calibration Solution - 250 mL
In Stock: 48
$69.00 / $11.50 per unit
(minimum purchase of 6)
Dilution Solutions EC Calibration Solution - 1000 PPM NaCl
In Stock: 17
$6.52 $8.95 -27%
Bluelab Conductivity Standard Solution - 2.77 EC - 120 mL
In Stock: 62
$128.16 / $21.36 per unit
(minimum purchase of 6)
Bluelab pH 4.0 Calibration Solution - 500 mL
In Stock: 6
$124.98 / $20.83 per unit
(minimum purchase of 6)
Show other 20 products
Product filters
Free Shipping
In Stock
Price
$
–
$
  • $6
  • $2493
Shop Owner
Brand
Show all (20)
Best Sellers