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Meters & Monitoring
Meters & Monitoring
423 products from 54 brands
All Meters & Monitoring (423)
Controllers & Monitors (144)
Thermometers & Hygrometers (40)
Calibration & Solutions (40)
Combo Meters (44)
Timers (28)
Showing 97–120 of 401 products
HM Digital
HM Digital COM-300L 4-in-1 pH/EC/TDS/Temp Combo Meter
$209.99
SKU: DILCOM300L
In Stock
Shop Now
HM Digital
HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester
$52.99
SKU: HMDCOM80
In Stock
Shop Now
HM Digital
HM Digital HM-100 Hydromaster Continuous pH/TDS/EC/Temp Monitor
$294.99
SKU: DILHM100
In Stock
Shop Now
HM Digital
HM Digital HydroMaster 100 Continuous pH/TDS/EC/Temp Meter - Combo Meters - Garden Meter & Monitor
$284.95
SKU: HM-HM-100
In Stock
Shop Now
HM Digital
HM Digital HydroMaster 200 Portable pH/TDS/EC/Temp Meter - Combo Meters - Garden Meter & Monitor
$274.95
SKU: HM-HM-200
In Stock
Shop Now
HM Digital
HM Digital HydroMaster 500 Continuous pH/TDS/EC/Temp Meter
$359.95
SKU: HM-HM-500
In Stock
Shop Now
HM Digital
HM Digital HydroMaster Portable pH/TDS/EC/Temp Monitor
$274.99
SKU: DILHM200
In Stock
Shop Now
HM Digital
HM Digital Pro Series Dual Probe pH/TDS/EC/Temp meter - Combo Meters - Garden Meter & Monitor
$174.95
SKU: HM-COM-360
In Stock
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HM Digital
HM Digital Pro Series Pen style pH/TDS/EC/Temp meter - Combo Meters - Garden Meter & Monitor
$159.95
SKU: HM-COM-300
In Stock
Shop Now
HM Digital
HM Digital Pro Series Pen style pH/Temp meter - pH Meters - Garden Meter & Monitor
$99.95
SKU: HM-PH-200
In Stock
Shop Now
HM Digital
HM Digital Pro Series Pen style TDS/EC/Temp meter
$74.95
SKU: HM-COM-100
In Stock
Shop Now
HM Digital
HM Digital Professional Series EC/TDS/Temp Meter (Long)
$99.95
SKU: HM-COM-100L
In Stock
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HM Digital
HM Digital Replacement pH sensor for HM-500/ HM-200
$54.95
SKU: HM-SP-P5
In Stock
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HM Digital
HM Digital Replacement Probe COM-300
$62.95
SKU: HM-SP-C3
In Stock
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HM Digital
HM Digital Waterproof Professional Series pH/EC/TDS/Temp Meter - Combo Meters - Garden Meter & Monitor
$189.95
SKU: HM-COM-300L
In Stock
Shop Now
HM Digital
Hm Digital, DIL HM Meter PH Temp Pro Series Waterproof
$79.99
SKU: DILPH200
In Stock
Shop Now
HM Digital
Hm Digital, HM Digital Dual TDS Monitor (DM-3)
$78.99
SKU: DILDM3
In Stock
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HM Digital
Hm Digital, HM Digital LeakBlock Sensor
$59.99
SKU: DILLBS10
In Stock
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HM Digital
Hm Digital, HM Digital pH / TDS / EC / Temp meter
$171.99
SKU: DILCOM300
In Stock
Shop Now
HM Digital
Hm Digital, HM Digital Pro Series Pen style ORP/Temp meter
$166.99
SKU: DILORP200
In Stock
Shop Now
AC Infinity
Hydroponic Meter PRO Kit, All-in-One pH Pen, Interchangeable Probe
$149.00
SKU: AC-PHM7
In Stock
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BuildASoil
Logan Labs Plant Tissue Test
$69.99
SKU: LLST106
In Stock
Shop Now
LTL Controls
LTL Controls Master 16 Lighting Controller (MLC)
$999.99
SKU: 270016
In Stock
Shop Now
LTL Controls
LTL Controls MASTER 4 Lighting Relay Controller w/o Timer (120V & 240V Universal Plug)
$191.99
SKU: 270004
In Stock
Shop Now
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