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Shop the best prices on 7,351 great value ph meters. Shopping for ph meters is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, GreenZech, Denuotop and more. Buy ph meters online safely with Fruugo, with secure payment and fast shipping to Canada.

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97 - 128 of 3,200
4 in 1 Water Quality Tester PH TDS EC Temperature Detection Sensitive Precise Water Quality Monitor with HD Screen
$41.95 Save $27.05 RRP: $69.00
Electric Current Meter 1 Phase 2 Wire Current Tester Monitor Ammeter AC 220V 0‑100A
$17.95 Save $27.00 RRP: $44.95
Professional Laboratory Electrode Aquarium Hydroponic Laboratory ORP Electrode Probe BNC Controller Meter Connector
$33.95 Save $11.00 RRP: $44.95
Professional Laboratory Electrode Aquarium Hydroponic Laboratory pH Electrode Probe BNC Controller Meter Connector
$28.95 Save $8.00 RRP: $36.95
3 in 1 LCD Digital Display Soil PH Tester Soil Moisture/Temp/PH Testers Garden Planting Soil Detector Soil Temperature Test Tool Soil Detect Device
$30.95 Save $9.00 RRP: $39.95
7 in 1 PH/TDS//ORP/Salinity /S.G/Temperature Meter C-600 Water Quality Tester for Drinking Water, A
$30.95 Save $38.05 RRP: $69.00
Blue ph value test pen, PH tester
$16.95
Tds Meter Digital Water Tester For Home And Laboratory Model TDS1 pH Meter ABS With Battery White
$20.95 Save $10.00 RRP: $30.95
Water Monitor Digital EC Temp Test Meter Backlit For Aquarium Fish Tanks Pool Pond
$24.95 Save $12.00 RRP: $36.95
TDS Meter PH Meter Digital Water Quality Test Pen -2.00-16.00 For Swimming Pools, Drinking Water, Aquarium, Laboratory
$32.95 Save $17.00 RRP: $49.95
Water Tester 5in1 Water Quality Tester TDS EC PH Temp Salinity Meter LCD Display Aquarium Water Monitor Hydroponics
$84.00 Save $45.00 RRP: $129.00
7 In1 Water Quality Tester With PH Meter Salt Tester Accuracy Lab Grade Multi Parameter
$89.00 Save $50.00 RRP: $139.00
Refractometer Honey Refractometer 20x8x6 Portable Bee Tools 5890 Brix Sugar Content Meter For Maple Syrup Densimeter
$36.95 Save $22.05 RRP: $59.00
TDS Tester LCD Online Water Quality Meter 0-9990PPM Detection
$32.95 Save $19.00 RRP: $51.95
Digital 5-in-1 Water Meter PH, TDS, EC, Salinity%, and Temp
$37.95 Save $12.00 RRP: $49.95
Water Quality Test Pen EZ9909PH/Salinity/Temperature/ TDS / EC Five-in-One Test Pen Water Quality Detector PH Test Pen
$28.95 Save $23.00 RRP: $51.95
PH Sensor for ,PH0-14 Value Detect Sensor Module + PH Electrode Probe BNC,PH Sensor ,PH Sensor for
$22.95 Save $7.00 RRP: $29.95
EZ-9909 5 in 1 Function Water Quality Testing Meter PH Salinity TDS EC Tester with Backlight
$35.95 Save $11.00 RRP: $46.95
Water Quality Tester 6 in 1 COD Temp TOC Conductivity TDS UV275 Water Meter Monitor for Aquarium
$84.00 Save $20.00 RRP: $104.00
4 in 1 YY-400 PH/ORP/H2&TEM Meter Digital Hydrogen Ion Concentration Tester for Aquarium, Swimming
$28.95 Save $6.00 RRP: $34.95
ORP-169F Waterproof ORP Meter High Quality ORP Meter Water Quality Tester Test Tool ORP Tester
$37.95 Save $7.00 RRP: $44.95
Professional Laboratory Electrode Aquarium Hydroponic Spare Laboratory PH Electrode Probe BNC Controller Meter Connector
$21.95
Professional Ph Tester, Automatic Calibration Function and 0.00-14.00 Measuring Range for Water Portable Aquarium Hydroponics Swimming Pool Measuring
$29.95 Save $14.00 RRP: $43.95
PH-mètre à affichage numérique, faible erreur, plage de mesure de 0,0 à 14,0 pH, stylo ABS pour aquariums, laboratoire, jaune et noir
$24.95 Save $7.00 RRP: $31.95
Testeur de pH-mètre pour piscine hydroponique, outil de test numérique portable
$19.95 Save $6.00 RRP: $25.95
Sonde de pH étanche, mesure précise, réponse rapide, électrode de pH pour prises BNC Q9, 1,2 m
$29.95 Save $9.00 RRP: $38.95
Testeur de qualité de l'eau, stylo de test, compteur TDS numérique professionnel, testeur de température de l'eau
$21.95 Save $7.00 RRP: $28.95
Mini testeur de qualité de l'eau 5 en 1, testeur de pH, EC, sel, température, sans fil, Wi-Fi, pour Tuya, prise AU 230 V
$99.00 Save $30.00 RRP: $129.00
Module de détection de valeur de pH Capteur de détection de liquide Composant de contrôle de surveillance de l'eau du sol
$25.95 Save $8.00 RRP: $33.95
Mini testeur de qualité de l'eau numérique portable (0,0 à 14,0 pH) pour piscine et aquarium
$59.00 Save $15.00 RRP: $74.00
Stylo testeur de pH ABS, pH-mètre portable haute précision avec écran LCD pour pain, viande, fruits
$139.00 Save $40.00 RRP: $179.00
Testeur de qualité de l'eau numérique 3 en 1 portable de haute précision, type stylo, PH/EC/TEMP
$39.95 Save $12.00 RRP: $51.95