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Meters & Controllers

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Bluelab Commercial Truncheon Nutrient Meter | Measures EC, CF, & PPM
In Stock: 25
$148.08
Hm Digital 4 In 1 Ph/Ec/Tds/Temp Combo
In Stock: 69
$143.23 $189.95 -25%
Bluelab Leap pH Probe | For Bluelab Combo Meter - Bluelab Combo Meter Plus - and Bluelab Multimedia pH Meters
In Stock: 178
$137.54
HM Digital pH / TDS / EC / Temp meter
In Stock: 563
$126.07 $181.17 -30%
Hanna GroLine Waterproof Hydroponic pH Tester
Out of stock
$119.60 $132.99 -10%
Bluelab pH Pen Meter | Measures pH and Temperature
In Stock: 353
$116.03
1.5" Digital Flow Meter
In Stock: 9
$108.22 $115.50 -6%
1.25" Digital Flow Meter
In Stock: 8
$102.74 $110.25 -7%
Bluelab Truncheon Nutrient Meter V2 | 40cm L - 16 in. L
In Stock: 45
$100.97 $128.70 -22%
GroStar GS1 pH Pen
In Stock: 259
$99.72 $115.99 -14%
Bluelab Conductivity Pen Meter | Measures Conductivity and Temperature
In Stock: 89
$99.59
1" Digital Flow Meter
In Stock: 3
$97.26 $103.95 -6%
GroStar GS3 EC Pen
In Stock: 94
$95.06 $113.99 -17%
2-in-1 EC + Temp Sensor for Reservoir
In Stock: 3
$93.15 $100.28 -7%
Bluelab Connect Range Extender | for Bluelab Connect Devices and Connect Stick
In Stock: 11
$92.43 $202.71 -54%
Milwaukee Instruments EC40 PRO EC/TDS Nutrient Meter
In Stock: 82
$90.26 $95.00 -5%
Dilution Solutions Pro HM Digital pH Meter | 7.3in x 1.3in x 1.3in
In Stock: 338
$89.70 $99.95 -10%
Bluelab Connect Stick 2 | for Bluelab Connect Devices
In Stock: 170
$89.44 $147.11 -39%
Bluelab Combo Meter pH Replacement Probe | pH probe
In Stock: 336
$85.39
CYCO pH 4.0 Solution 1 Liter (Case of 12)
In Stock: 96
$83.24 $252.00 -67%
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