pH/EC/TDS Meters & Solutions

Autogrow Systems - Intellidose Controller (AA-3101-001)
$1,499.95/$1,385.95
BlueLab - pH Controller - Connect (716343)
$629.00/$431.25
BlueLab - pH Controller (716342)
$569.00/$391.00
BlueLab - Guardian Monitor Connect (716484)
$450.00/$310.50
Sun System - Handheld Par Meter W/ Detachable Sensor (748205)
$449.95/$310.44
Bluelab Guardian Monitor pH EC TDS Meter Solutions indoor garden
$364.00/$271.98
Autogrow Systems - Nutritest Handheld Combo Meter (A-3301-002)
$279.95/$265.96
Sun System - Handheld Par Meter (748200)
$349.95/$264.44
HM Digital - HydroMaster Continuous pH/EC/TDS/Temp Monitor HM-500 (716147)
$359.00/$241.50
Future Harvest Grow Boss - Nutrient Monitor (4/Cs) (716367)
$299.92/$227.64
$308.00/$209.95
Hanna pH/EC/TDS Temp Cont (Hi991404) (716800)
$259.95/$197.56
Hanna Waterproof pH/EC/TDS Meter - HI 9813-6N (716814)
$272.95/$195.99
Hanna pH/TDS/Temp Monitor (Hi981504/7) (716810)
$279.95/$193.14
$279.95/$192.22
Milwaukee - MW802 Smart pH/EC/TDS/ Combination Meter (716615)
$249.95/$191.94
Oakton Meters - Multi PT tester 35
$201.95/$171.36
$240.00/$164.45
Sunlight Supply - 24-7 Nutrient Monitor W/Calib. Solution (716572)
$216.95/$149.44
Hanna Waterproof pH/EC/TDS/Temp - Hi98129 (716820)
$199.95/$147.54
$210.00/$144.90
$185.00/$128.11
Oakton Meters - Waterproof pH Tester 30 (716048)
$169.95/$125.92
BlueLab - Connect Range Extender (716488)
$164.00/$113.16
BlueLab - Connect Stick (716486)
$151.70/$104.65
Bluelab - Truncheon Meter (EC/ppm) (716050)
$140.00/$99.95
Oakton Meters - Waterproof pH Tester 10 (716046)
$139.95/$99.43
Bluelab - Commercial Truncheon Meter (EC/ppm) (716049)
$140.00/$96.60
Hanna pH Indicator W Elect. (Hi981401N) (716805)
$139.95/$96.54
Future Harvest - Nutradip pH Meter Dual Power AC DC (716360)
$129.15/$93.22
Hanna DiST 5 Waterproof EC/TDS Temperature Tester (HI 98311) (716825)
$133.95/$91.94
$116.95/$90.31
Oakton Meters - Replacement Electrode pH 10/20/30 (716047)
$105.95/$89.37
$119.65/$85.86
$112.95/$82.63
Bluelab - Soil pH Meter Replacement Probe pH level of soil media substrates
$110.00/$82.13
$115.95/$80.10
$112.50/$77.63
$99.95/$68.94
$99.95/$68.94
Oakton Meters - Waterproof Ecotestr TDS Low (716115)
$87.95/$66.68
$79.95/$65.64
Oakton Meters - Waterproof Ecotestr 2 (716106)
$91.95/$64.77
Bluelab – PPM Pen (716482)
$94.00/$64.75
$83.95/$62.59
$85.95/$59.17
HM Digital - Hm Waterproof EC/TDS/Temp Combo Meter (716160)
$76.95/$58.71
$85.95/$58.59
$75.00/$57.96
$62.95/$57.44
Hanna Replacement pH Probe (HI 1286) (716806)
$69.95/$55.79