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Shop the best prices on 729 great value ph meters. Shopping for ph meters is easy with Fruugo, with SALE discounts, offers and savings on Dornbracht and Zerowater. Buy ph meters online safely with Fruugo, with secure payment and fast shipping to United States.

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1 - 32 of 729
Dissolved Oxygen Meter For Water, Resolution 0.0-40.0 mg/L, Oxygen Saturation 0.0-300.0%, ATC, Freshwater Aquaculture
$139.00 Save $70.00 RRP: $209.00
pH Electrode with BNC Connector for AquaMedic pH Controller
$54.00 Save $30.00 RRP: $84.00
Digital Water Quality Tester PH EC TDS Meter Pen for Aquarium Pool Household Drinking Water LCD Display 2.00-16.00 PH-2Pro
$23.95 Save $12.00 RRP: $35.95
PH Tester - 5 in 1 Digital Water Quality Meter for TDS, EC, pH, Salinity, Temperature - No Backlight for Pools, Drinking Water, Aquariums
$43.95 Save $25.05 RRP: $69.00
TDS Tester Digital pH Meter Water Quality Test Pen 2.0016.00 For Swimming Pool Drinking Water Aquarium Laboratory
$23.95 Save $12.00 RRP: $35.95
Digital Acidity Tester 0.01 Resolution Backlit Display Meter For Household Drinking Water 014 pH Range Digital
$74.00 Save $35.00 RRP: $109.00
Drinking Water Tester Portable Digital Water Quality Meter for Travel Camping Aquarium Home Outdoor Pond Research
$14.95 Save $7.00 RRP: $21.95
Moisture meter, soil pH and moisture indicator, soil pH tester, soil moisture meter with waterproof seal, soil testing device for garden. Ref: 6691
$64.00 Save $35.00 RRP: $99.00
7 In1 Water Quality Tester With PH Meter Salt Tester Accuracy Lab Grade Multi Parameter
$64.00 Save $35.00 RRP: $99.00
Digital PH Meter Automatic Calibration 0.01, TDS Tester Probe, Water Quality Monitor, Model TDSM2 For Aquarium And Pool
$17.95 Save $9.00 RRP: $26.95
Dornbracht 0415020650090 Thermostatic Cartridge 3/4" with Calibration Dornbracht
$469.00 Save $105.00 RRP: $574.00
5-in-1 TDS Meter Water Quality Tester with PH, EC, Salinity, Temperature for Aquariums, Pools and Drinking Water
$45.95 Save $23.05 RRP: $69.00
2 In 1 Soil PH Temperature Meter Soil Tester for Horticultural Flowers Plants Potted Planting
$38.95 Save $11.00 RRP: $49.95
Multifunctional Digital 7 in 1 Water Quality Tester Portable High Accurancy Water Quality Test Pen Water Quality Measurement Tool Water PH/TDS/EC/Sal
$31.95 Save $7.00 RRP: $38.95
PH Salinity Temperature Tester High Accuracy IP65 Waterproof Portable Digital Water Quality Meter for Home Hotel
$37.95 Save $21.05 RRP: $59.00
5 in 1 Professional Multi-parameter Combo Testing Meter PH/EC/TDS/Salinity/Thermometer Digital Multi-Function Tester Water Quality Tester
$25.95 Save $15.00 RRP: $40.95
Multifunctional High Accurancy Soil PH Tester Soil Moisture/PH/Temperature Sunlight Intensity Testers Garden Planting Soil Detector Soil PH Test Tool
$17.95 Save $8.00 RRP: $25.95
Digital Water Tester Pen 4 in 1 Accurate Sensitive Portable PH TDS EC Temperature Water Quality Meter Blue
$16.95 Save $6.00 RRP: $22.95
Water Tester Portable TDS Meter Handheld Digital Water Meter For Aquarium And Pool Water Quality Tester
$35.95 Save $18.05 RRP: $54.00
ORP Meter Replacement Probe Electrode - BNC Q9 Plug - High Accuracy ORP Measurement
$37.95 Save $12.00 RRP: $49.95
Digital tuya wifi ph/orp/temp meter 3 in 1 water quality tester aquarium accurate ph monitor acidometer app control us/eu plug
$132.87 Save $208.86 RRP: $341.73
3 In 1 ph/orp/temp meter controller tuya wifi water quality tester ph monitor acidometer for aquarium app control us/eu plug
$132.87 Save $208.86 RRP: $341.73
Handheld TDS Water Test Pen Digital Tester For Water Quality Analysis Purity Check PH Meter Style C
$19.95 Save $9.00 RRP: $28.95
PH Meter Replacement Electrode Probe for PH818 Aquarium Water Quality Tester Spare Part Compatible with Standard Probes
$33.95 Save $17.00 RRP: $50.95
Purity Water Tester 45g Portable Digital Water Quality Meter For School Science Experiments And Pond Research
$14.95 Save $7.00 RRP: $21.95
Refraction Meter Smart Brix Refractometer ABS For Brewing Applications Handheld
$26.95 Save $13.00 RRP: $39.95
PH Value Tester RZ100, Soil Cover for Plants, pH and Moisture Meter, Easy to Use, Precise Results
$41.95 Save $12.05 RRP: $54.00
Digital LCD Water Quality Testing Pen Purity Filter TDS Meter Tester 0‑9999 PPM Temp Grey
$7.95 Save $1.00 RRP: $8.95
New LCD Water Quality Testing Pen Purity Filter TDS Meter Tester 0‑9999 PPM Temp Yellow
$7.95 Save $4.00 RRP: $11.95
TDS Meter, Pen Type pH Meter, Portable Water Quality Tester, Acidity Meter for Aquarium, Farm, Pools, Drinking Water
$89.00 Save $50.00 RRP: $139.00
TDS Meter PH Meter Digital Water Quality Test Pen -2.00-16.00 For Swimming Pools, Drinking Water, Aquarium, Laboratory
$23.95 Save $12.00 RRP: $35.95
Moisture Meter, Soil Tester For Plants, pH And Light Meter, Hydroponics Analyzer, Garden Hygrometer
$41.95 Save $22.05 RRP: $64.00