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Shop the best prices on 733 great value ph meters. Shopping for ph meters is easy with Fruugo, with SALE discounts, offers and savings on Dornbracht, SOJA&CO. and Zerowater. Buy ph meters online safely with Fruugo, with secure payment and fast shipping to United States.

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385 - 416 of 733
Precision Electrode Probe 0-14pH Sensor Tester Meter Monitor for Aquarium Hydroponics High Sensitivity Measurement Tool
$26.95 Save $13.00 RRP: $39.95
15 Pack pH Calibration Powder for Accurate Water Testing in Pools, Aquariums, and Hydroponics
$14.95 Save $8.00 RRP: $22.95
100Pcs 16 in1 Water Test Kit Strips for Tap Pool Spa Hardness
$12.95 Save $8.00 RRP: $20.95
Soil pH and Moisture Meter with Waterproof Seal, Garden Plant and Wood Moisture Tester
$69.00 Save $30.00 RRP: $99.00
pH Sensor 014 pH Range Detection Regulator Module With BNC Electrode Probes And Meter Tester
$26.95 Save $13.00 RRP: $39.95
TDS Meter pH Meter Digital Litmus Water Quality Test Pen 2.00-16.00 for Swimming Pool Drinking Water Aquarium Laboratory
$29.95 Save $15.00 RRP: $44.95
Water Quality Tester 3 in 1 Hydrogen CL Temperature IP65 Waterproof LCD Backlit Water Quality Meter for Drinking Water Pool
$27.95 Save $14.00 RRP: $41.95
Portable Gray Water Quality Tester Meter 3 Button Digital Display Water Quality TDS Test Pen for Aquarium
$6.95 Save $2.00 RRP: $8.95
2 in 1 LCD Digital Display Soil PH Tester Soil Temp/PH Testers Garden Planting Soil Detector Soil Temperature Test Tool Soil Detect Device
$64.00 Save $20.00 RRP: $84.00
Soil Tester Bluetooth Connection Prong Waterproof Soil Ph Tester for Garden Lawn Farm Indoor
$64.00 Save $40.00 RRP: $104.00
PH Meter For Aquarium MultiParameter Water Quality Monitor Online Acidometer
$51.95 Save $27.05 RRP: $79.00
Soil Moisture Meter and pH Tester 2-In-1 Digital Soil Tester For Garden And Lawn Care Professionals
$22.95 Save $11.00 RRP: $33.95
Water Quality Detector pH Tester 1-Piece Digital Pool pH Meter Portable ABS Plastic Swimming Pool Accessory
$25.95 Save $13.00 RRP: $38.95
Hydrogen Test Drops Water pH Test Liquid pH Test Kit Portable pH Meter Digital pH Tester for Pools and Aquariums
$14.95 Save $8.00 RRP: $22.95
PC102 2-in-1 PH Chlorine Meter Tester for Pool and Aquarium Water Quality Measurement, CL2 Testing Device
$26.95 Save $13.00 RRP: $39.95
Acidity Pen Waterproof Pocket Tester Digital Easy Calibration Sensitive Probes Durable For Home Drinking Water Testing
$89.00 Save $50.00 RRP: $139.00
Water Quality pH Tester for Aquariums with Proofreading Powder - Accurate Hydrogen Level Measurement for Fish Tanks
$119.00 Save $90.00 RRP: $209.00
Bodenfeuchtigkeitsmesser Pflanzenfeuchtigkeitsmesser pH Tester für Innen- und Außenräume Rasenflächen Balkon ohne Batterie
$17.95 Save $9.00 RRP: $26.95
TDS Meter - Portable TDS EC Temperature Meter for Accurate PPM Measurement in Aquariums and Swimming Pools
$14.95 Save $8.00 RRP: $22.95
BNC Electrode Probe liquids PH Value Detection Sensor Module Electrode Connector(Black) Compatible With pH Probes
$31.95 Save $15.00 RRP: $46.95
Digital Water Tester for EC TDS pH Temperature, Large LCD MultiParameter Water Quality Meter with Storage Box
$94.00 Save $45.00 RRP: $139.00
Digital Water Quality Tester 5 in 1 TDS EC pH Salinity Temperature Meter for Pools Aquariums Drinking Water Monitoring
$35.95 Save $18.05 RRP: $54.00
PH Electrode Probe For PH Meter, 1 Piece, Plastic Body, BNC Plug, Lab Pool Water Testing
$26.95 Save $13.00 RRP: $39.95
TDS Tester 10In1 Water Quality Tester For Aquarium & Pool PH TDS EC Salt Temp SG ORP H2 Resistivity Pen Accessory X
$38.95 Save $20.05 RRP: $59.00
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
Water Quality Tester, pH & EC Monitor, 0.00-14.00 pH / 0.00-19.99 mS/cm, 0.01 Resolution, Aquariums & Hydroponics
$99.00 Save $50.00 RRP: $149.00
Smart WiFi Water Quality Analyzer Real-Time Data Display for Pool and Aquarium pH ORP Salt Temperature Monitor
$129.00 Save $70.00 RRP: $199.00
Pool PH Tester Portable Water Quality Detector PH Meter for Swimming Pool Spa ABS Water Sensor
$26.95 Save $13.00 RRP: $39.95
Reagent Test Drops pH Indicator Solution 10 mL Water Quality Tester For Aquarium Pool Sea Water Douc Water
$16.95 Save $8.00 RRP: $24.95
PH Controller Electrode 014 pH Range, BNC Connector Probe Kit For Aquarium
$22.95 Save $11.00 RRP: $33.95
Soil Detector LED Screen PH Tester Plant Moisture Meter Acidity Alkalinity Temperature Testing Tool
$19.95 Save $10.00 RRP: $29.95
8 In 1 Digital Water Analyzer PH EC TDS Salt ORP CF SG Temperature App Remote Online WiFi Quality Monitor
$139.00 Save $70.00 RRP: $209.00