Orp Meter(224)
Uses item details. Price when purchased online
10 in 1 Digital Water Tester Meter, PH/TDS/EC/Salinity/SG/ORP/Hydrogen-rich/Resistivity/Temp/Nutrient Solution, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester $29.99
Sponsored
$2999
current price $29.9910 in 1 Digital Water Tester Meter, PH/TDS/EC/Salinity/SG/ORP/Hydrogen-rich/Resistivity/Temp/Nutrient Solution, Water Tester Pen for Drinking Water Hydroponics Plant Fish Tank, Pool Salt Tester
373.6 out of 5 Stars. 37 reviews
Save with
Wiher Digital PH Meter, 7 in 1 Water Tester TDS Meter/Salinity Tester/Temp/pH Meter/EC/S.G/ORP Meter for Pool, Fish Tank, Drinking water, hydroponics, Black $35.99
Sponsored
$3599
current price $35.99Wiher Digital PH Meter, 7 in 1 Water Tester TDS Meter/Salinity Tester/Temp/pH Meter/EC/S.G/ORP Meter for Pool, Fish Tank, Drinking water, hydroponics, Black
15 out of 5 Stars. 1 reviews
Save with
7 in 1 Digital PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter LCD Pen $35.99
Sponsored
$3599
current price $35.997 in 1 Digital PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter LCD Pen
7 in 1 Digital pH Meter for ORP pH EC TDS TEMP S.G Salinity Water Tester, Pool Salt Tester for Hydroponics, Saltwater Pool, Hot Tubs, Aquarium, Gardening $37.99
Sponsored
$3799
current price $37.997 in 1 Digital pH Meter for ORP pH EC TDS TEMP S.G Salinity Water Tester, Pool Salt Tester for Hydroponics, Saltwater Pool, Hot Tubs, Aquarium, Gardening
Save with
Ohaus ORP Meter,Single Line LCD ST10R $185.52
$18552
current price $185.52Ohaus ORP Meter,Single Line LCD ST10R
HM Digital Orp-200 Hm Digital Water Test Meter $139.99
$13999
current price $139.99HM Digital Orp-200 Hm Digital Water Test Meter
7 in 1 Digital pH Meter for ORP pH EC TDS TEMP S.G Salinity Water Tester, Pool Salt Tester for Hydroponics, Saltwater Pool, Hot Tubs, Aquarium, Gardening $37.99
$3799
current price $37.997 in 1 Digital pH Meter for ORP pH EC TDS TEMP S.G Salinity Water Tester, Pool Salt Tester for Hydroponics, Saltwater Pool, Hot Tubs, Aquarium, Gardening
Save with
Chlorine & PH Meter, 5 in 1 Water Quality Tester for Chlorine/PH/ORP/H2/Temp, Digital pH and Chlorine Tester for Hot Tub Drinking Water Quality Analysis Monitor $26.99
$2699
current price $26.99Chlorine & PH Meter, 5 in 1 Water Quality Tester for Chlorine/PH/ORP/H2/Temp, Digital pH and Chlorine Tester for Hot Tub Drinking Water Quality Analysis Monitor
53.6 out of 5 Stars. 5 reviews
PH Meter 8 in 1 Water Quality Tester Pen Meter, Digital PH Pen for TDS/EC/Salinity/Temp/ORP/S. G/PH/H2, Drinking Water Aquariums Hydroponic Cooking Tester Measure, Plants, Aquarium and Pool $27.99
$2799
current price $27.99PH Meter 8 in 1 Water Quality Tester Pen Meter, Digital PH Pen for TDS/EC/Salinity/Temp/ORP/S. G/PH/H2, Drinking Water Aquariums Hydroponic Cooking Tester Measure, Plants, Aquarium and Pool
284.4 out of 5 Stars. 28 reviews
ORP Meter Water Quality Analyser Aquarium Tester Pen Range:0~1999mg/LmV Backlight LCD For Laboratory Swimming Pool $67.52
$6752
current price $67.52ORP Meter Water Quality Analyser Aquarium Tester Pen Range:0~1999mg/LmV Backlight LCD For Laboratory Swimming Pool
Plant Water Meter, pH Meter, 7 in 1 Digital Water Tester for pH TDS EC SALT ORP TEMP Fertility, TDS Meter for Hydroponics, Aquarium, Swimming Pool, Hot Tub $43.99
Sponsored
$4399
current price $43.99Plant Water Meter, pH Meter, 7 in 1 Digital Water Tester for pH TDS EC SALT ORP TEMP Fertility, TDS Meter for Hydroponics, Aquarium, Swimming Pool, Hot Tub
Save with
Digital PH Tester, 7 in 1 Pool Salt Tester for Water TDS/EC/Salinity/Temp/ORP/S. G/PH, Digital Pool Water Tester for Drinking Water Swimming Pools Hot Tubs and Spas $39.99
Sponsored
$3999
current price $39.99Digital PH Tester, 7 in 1 Pool Salt Tester for Water TDS/EC/Salinity/Temp/ORP/S. G/PH, Digital Pool Water Tester for Drinking Water Swimming Pools Hot Tubs and Spas
ORP-169F Waterproof ORP Meter High Quality ORP Meter Water Quality Tester Test Tool OR y107 $25.35
$2535
current price $25.35ORP-169F Waterproof ORP Meter High Quality ORP Meter Water Quality Tester Test Tool OR y107
Industrial PH Controller ORP Meter Monitor Digital 0.02pH 1mV Upper Lower Limit Control Alarm PH Tester ,Multifunctional From $104.81
5 options
Available in additional 5 optionsFrom$10481
Industrial PH Controller ORP Meter Monitor Digital 0.02pH 1mV Upper Lower Limit Control Alarm PH Tester ,Multifunctional
Type B 7 in 1PH Meter Water Quality Tester PH/TDS/EC/ORP/S.G/Water Salinity/Temp Pen Tester
Type B 7 in 1PH Meter Water Quality Tester PH/TDS/EC/ORP/S.G/Water Salinity/Temp Pen Tester
Hydrogen Water Tester 10 in 1 Resistivity/Fertility/H2/pH/TDS/EC/ORP/S.G/Salt/Temp Meter with ATC pH Meter,0.01 High Accuracy pH Tester Digital,TDS Meter PPM Meter for Drinking,Hydroponics,Pool. $49.99
$4999
current price $49.99Hydrogen Water Tester 10 in 1 Resistivity/Fertility/H2/pH/TDS/EC/ORP/S.G/Salt/Temp Meter with ATC pH Meter,0.01 High Accuracy pH Tester Digital,TDS Meter PPM Meter for Drinking,Hydroponics,Pool.
Wiher Digital PH Meter, 7 in 1 Water Tester TDS Meter/Salinity Tester/Temp/pH Meter/EC/S.G/ORP Meter for Pool, Fish Tank, Drinking water, hydroponics, Black $35.99
$3599
current price $35.99Wiher Digital PH Meter, 7 in 1 Water Tester TDS Meter/Salinity Tester/Temp/pH Meter/EC/S.G/ORP Meter for Pool, Fish Tank, Drinking water, hydroponics, Black
15 out of 5 Stars. 1 reviews
Save with
6 IN 1 Chlorine Temp ORP EC TDS PH Meter Blue Tooth Online Monitor Water Quality Tester Smart Tool for Swimming Pool Aquariums ,Multifunctional From $53.32
From$5332
6 IN 1 Chlorine Temp ORP EC TDS PH Meter Blue Tooth Online Monitor Water Quality Tester Smart Tool for Swimming Pool Aquariums ,Multifunctional
ORP Redox Meter Tester, TDS Meter Digital Water Tester, ORP-969 ORP Tester,Portable Water Quality Analyzer for Water System, Swimming Pools,Aquariums $25.31
$2531
current price $25.31ORP Redox Meter Tester, TDS Meter Digital Water Tester, ORP-969 ORP Tester,Portable Water Quality Analyzer for Water System, Swimming Pools,Aquariums
ORP Meter Aquarium Water Tester Drinking Water Quality Analyser Oxidation Reduction Device Litmus Swimming Pools Tester $56.88
$5688
current price $56.88ORP Meter Aquarium Water Tester Drinking Water Quality Analyser Oxidation Reduction Device Litmus Swimming Pools Tester
PH Meter 8 in 1 Water Quality Tester Pen Meter, Digital PH Pen for TDS/EC/Salinity/Temp/ORP/S. G/PH/H2, Drinking Water Aquariums Hydroponic Cooking Tester Measure, Plants, Aquarium and Pool $27.99
Sponsored
$2799
current price $27.99PH Meter 8 in 1 Water Quality Tester Pen Meter, Digital PH Pen for TDS/EC/Salinity/Temp/ORP/S. G/PH/H2, Drinking Water Aquariums Hydroponic Cooking Tester Measure, Plants, Aquarium and Pool
284.4 out of 5 Stars. 28 reviews
Chlorine & PH Meter, 5 in 1 Water Quality Tester for Chlorine/PH/ORP/H2/Temp, Digital pH and Chlorine Tester for Hot Tub Drinking Water Quality Analysis Monitor $26.99
Sponsored
$2699
current price $26.99Chlorine & PH Meter, 5 in 1 Water Quality Tester for Chlorine/PH/ORP/H2/Temp, Digital pH and Chlorine Tester for Hot Tub Drinking Water Quality Analysis Monitor
53.6 out of 5 Stars. 5 reviews
ORP-169F Waterproof ORP Meter High Quality ORP Meter Water Quality Tester Test Tool ORP Tester $22.50
$2250
current price $22.50ORP-169F Waterproof ORP Meter High Quality ORP Meter Water Quality Tester Test Tool ORP Tester
7in1 Test Pen PH/ORP/EC/TEMP/SALT/S.G/TDS LCD Backlight Waterproof IP67 Water Quality Tester Multifunctional Analysis Instrument ,Multifunctional $39.96
$3996
current price $39.967in1 Test Pen PH/ORP/EC/TEMP/SALT/S.G/TDS LCD Backlight Waterproof IP67 Water Quality Tester Multifunctional Analysis Instrument ,Multifunctional
Milwaukee Instruments pH/ORP/Temp Meter, Dual Level Tester Electrode PH58, 0.1 pH, 250 Hrs Battery $219.65 Was $247.57
Now$21965
current price Now $219.65, Was $247.57$247.57
Milwaukee Instruments pH/ORP/Temp Meter, Dual Level Tester Electrode PH58, 0.1 pH, 250 Hrs Battery
Potential Pen ORP Meter With Backlit Display Portable Oxidation Reduction Potential Industry And Experiment Analyzer Redox Meter Measure Household Drinking Water Quality Analysis $20.69
$2069
current price $20.69Potential Pen ORP Meter With Backlit Display Portable Oxidation Reduction Potential Industry And Experiment Analyzer Redox Meter Measure Household Drinking Water Quality Analysis
Quality analyzer,Dissolved Salt Orp Quality Ph Test Meter Water Total Dissolved Salt Ph Total Ec Temperature Test Orp Ec Temperature Tester Water Quality Ph Total Dissolved $59.84
$5984
current price $59.84Quality analyzer,Dissolved Salt Orp Quality Ph Test Meter Water Total Dissolved Salt Ph Total Ec Temperature Test Orp Ec Temperature Tester Water Quality Ph Total Dissolved
Hydrogen Water Quality Tester H2 Monitor, TEMP & ORP Meter 0-2400PPb for Drinking Water, Aquariums, Spa $19.09
$1909
current price $19.09Hydrogen Water Quality Tester H2 Monitor, TEMP & ORP Meter 0-2400PPb for Drinking Water, Aquariums, Spa
yaaqii Smart Wireless Pool Monitor for PH/ORP/ Solar Power Pool Water Quality Tester
yaaqii Smart Wireless Pool Monitor for PH/ORP/ Solar Power Pool Water Quality Tester
yaaqii Smart WiFi Solar Water Quality Tester pH &ORP Pool Salinity Tester + for Gateway $169.62
$16962
current price $169.62yaaqii Smart WiFi Solar Water Quality Tester pH &ORP Pool Salinity Tester + for Gateway
Digital PH Meter, 5 in 1 Pool Salt Tester for Water PH / TDS / EC / Salinity / Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank $21.99
Sponsored
$2199
current price $21.99Digital PH Meter, 5 in 1 Pool Salt Tester for Water PH / TDS / EC / Salinity / Temp Meter with ATC, for Household Drinking Water Hot Tub Spas Fish Tank
373.6 out of 5 Stars. 37 reviews
Save with
MUSICOZY pH Meter for Water, 5 in 1 pH Temp EC TDS Meter for Hydroponics PPM Water Tester Digital, pH Tester Digital with ATC, TDS pH Meter for Water, Wine, Pool, Hydroponics and Aquariums $19.99
Sponsored
$1999
current price $19.99MUSICOZY pH Meter for Water, 5 in 1 pH Temp EC TDS Meter for Hydroponics PPM Water Tester Digital, pH Tester Digital with ATC, TDS pH Meter for Water, Wine, Pool, Hydroponics and Aquariums
Save with
Quality analyzer,Orp H2 Pool Water Orp H2 Temperature Water Pen Tester 4-in-1 Buzhi Pen Pen $28.65
$2865
current price $28.65Quality analyzer,Orp H2 Pool Water Orp H2 Temperature Water Pen Tester 4-in-1 Buzhi Pen Pen
11 out of 5 Stars. 1 reviews
Monitoring Tuya WiFi 7in1 Water Quality Tester Multi-Parameter Water Analyzer Digital Display /ORP/EC/PPM/CF/Humidity/Temperature Monitoring Meter For Drinking Water Aquarium $84.64
$8464
current price $84.64Monitoring Tuya WiFi 7in1 Water Quality Tester Multi-Parameter Water Analyzer Digital Display /ORP/EC/PPM/CF/Humidity/Temperature Monitoring Meter For Drinking Water Aquarium
Digital Meter,Potential And Meter Display Portable Oxidation Water Quality Pen Orp Meter Portable Oxidation Reduction With Display Portable Orp Meter With Meter With Display Meter Eryue Pen $20.65
$2065
current price $20.65Digital Meter,Potential And Meter Display Portable Oxidation Water Quality Pen Orp Meter Portable Oxidation Reduction With Display Portable Orp Meter With Meter With Display Meter Eryue Pen
7 In 1 PH /TDS /EC /ORP /Salinity / Temperature Meter C-600 Water Quality Tester For Drinking Water, Aquariums PH Meter ,Reliable - BLACK_NO BACKLIGHT $68.86
$6886
current price $68.867 In 1 PH /TDS /EC /ORP /Salinity / Temperature Meter C-600 Water Quality Tester For Drinking Water, Aquariums PH Meter ,Reliable - BLACK_NO BACKLIGHT
Digital Meter,Display Portable Oxidation Meter With Display With Display Portable Quality Pen Orp Meter And Meter Water Portable Oxidation Reduction Potential Inry And Rookin Rusuo $20.74
$2074
current price $20.74Digital Meter,Display Portable Oxidation Meter With Display With Display Portable Quality Pen Orp Meter And Meter Water Portable Oxidation Reduction Potential Inry And Rookin Rusuo
6 In 1 Pool Water Quality Monitoring Detector PH EC Remote Display Temperature TDS Viewin Chlorine Testing LCD Backlight ,Multifunctional $89.68
$8968
current price $89.686 In 1 Pool Water Quality Monitoring Detector PH EC Remote Display Temperature TDS Viewin Chlorine Testing LCD Backlight ,Multifunctional
6-in-1 Water Quality Tester PH, TDS, EC, ORP, , Temp Benchtop Analyzer for Lab, Aquarium, Pool, Drinking Water UK Plug $101.58
$10158
current price $101.586-in-1 Water Quality Tester PH, TDS, EC, ORP, , Temp Benchtop Analyzer for Lab, Aquarium, Pool, Drinking Water UK Plug
Plant Water Meter, pH Meter, 7 in 1 Digital Water Tester for pH TDS EC SALT ORP TEMP Fertility, TDS Meter for Hydroponics, Aquarium, Swimming Pool, Hot Tub $43.99
$4399
current price $43.99Plant Water Meter, pH Meter, 7 in 1 Digital Water Tester for pH TDS EC SALT ORP TEMP Fertility, TDS Meter for Hydroponics, Aquarium, Swimming Pool, Hot Tub
Save with
Tcwhniev Digital PH Meter 7 In 1 PH/ORP/EC/TEMP/SALT/S/G/TDS/Water Quality Tester High Precision Water Tester Pen for Household Drinking Water Swimming Pool Aquarium Hydroponics Plants
Tcwhniev Digital PH Meter 7 In 1 PH/ORP/EC/TEMP/SALT/S/G/TDS/Water Quality Tester High Precision Water Tester Pen for Household Drinking Water Swimming Pool Aquarium Hydroponics Plants
15 out of 5 Stars. 1 reviews
Digital 7 in 1 PH/TDS/EC/Salt/ORP/SG/Temp Meter Waterproof High Accuracy Tester for Hydroponic Nutrients, Pool, Aquarium Soil ,Multifunctional $45.81
$4581
current price $45.81Digital 7 in 1 PH/TDS/EC/Salt/ORP/SG/Temp Meter Waterproof High Accuracy Tester for Hydroponic Nutrients, Pool, Aquarium Soil ,Multifunctional
Tuya WiFi 7 In1 Water Quality Tester Multi-Parameter Water Analyzer PH/ORP/EC/PPM//Humidity/TEMP Monitor Meter US Plug $68.09
$6809
current price $68.09Tuya WiFi 7 In1 Water Quality Tester Multi-Parameter Water Analyzer PH/ORP/EC/PPM//Humidity/TEMP Monitor Meter US Plug
21.5 out of 5 Stars. 2 reviews
WQNZMADO Tuya WiFi 7 In1 Water Quality Tester Multi-Parameter Water Analyzer PH/ORP/EC/PPM/CF/Humidity/TEMP Monitor Meter US Plug $67.46
$6746
current price $67.46WQNZMADO Tuya WiFi 7 In1 Water Quality Tester Multi-Parameter Water Analyzer PH/ORP/EC/PPM/CF/Humidity/TEMP Monitor Meter US Plug
7 in 1 Water Quality Tester Multi-Function EC/TDS//PH/ORP/Humidity/TEMP Meter for Swimming Pool, Fish Pond US Plug $76.09
$7609
current price $76.097 in 1 Water Quality Tester Multi-Function EC/TDS//PH/ORP/Humidity/TEMP Meter for Swimming Pool, Fish Pond US Plug
Water Quality Tester 8-in-1pH/ORP/EC/TDS/SALT/S.G// Temp WiFi Connectivity App Control for Pools and Aquariums US Plug,1 * Water Quality Tester $69.19
$6919
current price $69.19Water Quality Tester 8-in-1pH/ORP/EC/TDS/SALT/S.G// Temp WiFi Connectivity App Control for Pools and Aquariums US Plug,1 * Water Quality Tester
Digital ORP-BL Water Quality Tester Pen Type ORP Meter Water Test Pen Oxidation Reduction Potential Tester $80.40
$8040
current price $80.40Digital ORP-BL Water Quality Tester Pen Type ORP Meter Water Test Pen Oxidation Reduction Potential Tester
High Precision ORP Pocket Tester, ORP Tester $70.38
$7038
current price $70.38High Precision ORP Pocket Tester, ORP Tester
Wifi 7 in 1 Water Quality Tester PH ORP TDS EC Temp Humidity Meter Aquarium Online Analyzer Water Analyze Monitor $62.07
$6207
current price $62.07Wifi 7 in 1 Water Quality Tester PH ORP TDS EC Temp Humidity Meter Aquarium Online Analyzer Water Analyze Monitor
NefLaca 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen Drinking Water Aquariums Hydroponic Cooking Tester Measure $20.99
$2099
current price $20.99NefLaca 7 in 1 Digital LCD PH/TDS/EC/ORP/TEMP/SG/Salinity Water Quality Tester Meter Pen Drinking Water Aquariums Hydroponic Cooking Tester Measure
Other options to consider(34)
Popular in Orp Meter
Related Products
Hanna Instruments HI98118U GroLine Waterproof Hydroponic pH Tester
Hanna Instruments HI98118U GroLine Waterproof Hydroponic pH Tester$79.99current price $79.99Hanna Instruments HI9814 GroLine Waterproof Portable pH/EC/TDS Meter
Hanna Instruments HI9814 GroLine Waterproof Portable pH/EC/TDS Meter$299.00current price $299.00iPstyle TDS Meter Digital Water Tester, Water Quality Tester, TDS Temperature & Conductivity Meter 3 in 1 0-4999 ppm EC Meter
iPstyle TDS Meter Digital Water Tester, Water Quality Tester, TDS Temperature & Conductivity Meter 3 in 1 0-4999 ppm EC Meter$6.99current price $6.99PH-80 pH Meter Waterproof PH80 Tester HydroTester HM Digital
PH-80 pH Meter Waterproof PH80 Tester HydroTester HM Digital$46.99current price $46.99Food Salinity Tester Pen Type Salinity Meter Salt Concentration Meter Salinometer LED Indicator Screen for Home Kitchen
Food Salinity Tester Pen Type Salinity Meter Salt Concentration Meter Salinometer LED Indicator Screen for Home Kitchen$12.99current price $12.99Tds Meter Digital Water Tester,Accurate and Reliable,TDS Meter
Tds Meter Digital Water Tester,Accurate and Reliable,TDS Meter$9.20current price $9.20Oakton Economical pH Waterproof Pocket Meter 3563405
Oakton Economical pH Waterproof Pocket Meter 3563405$101.80current price $101.80Precise Digital pH and TDS Meter Combo 0.05ph High Accuracy pH Tester +/- 2% Readout Accuracy TDS Tester Water Quality Tester Practical Water Quality Detector (Color : Yellow and White)
Precise Digital pH and TDS Meter Combo 0.05ph High Accuracy pH Tester +/- 2% Readout Accuracy TDS Tester Water Quality Tester Practical Water Quality Detector (Color : Yellow and White)$5.99current price $5.99pH Meter,Water Quality Tester With Water Sauce Tester 1.5-inch Lcd Quality Tester 1.5-inch Ph Meter Pen With Water 0-14ph Water Quality Ph Pen With Laboratory Meter 0-14ph Water Red pH-98201L
pH Meter,Water Quality Tester With Water Sauce Tester 1.5-inch Lcd Quality Tester 1.5-inch Ph Meter Pen With Water 0-14ph Water Quality Ph Pen With Laboratory Meter 0-14ph Water Red pH-98201L$36.06current price $36.06PH-220W PH Meter Pen Acidity PH Value Tester High Accuracy PH Tester Digital Water Quality Tester Meter
PH-220W PH Meter Pen Acidity PH Value Tester High Accuracy PH Tester Digital Water Quality Tester Meter$70.38current price $70.38