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Shop the best prices on 9,000 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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641 - 672 of 9,000
PH Tester Portable Digital Display Water Quality Monitor Pen PH Temperature Meter for Industry
$79.00 Save $25.00 RRP: $104.00
WIFI Intelligent Circuit Breaker 1P DIN ​Rail Switch Ewelink APP Control Compatible with Alexa and Assitant Voice Control for Home Automation
$64.00 Save $20.00 RRP: $84.00
Yieryi Ph-20w Ph Meter Fish Aquarium Ph Water Quality Test Pen 0.01 High Precision Acidity Detector Monitor For Swimming Pool
$84.00
PH-025N On Line Digital PH Monitor Meter Wall Mounted Water Quality Tester EU 230-240V 50Hz 19mA
$119.00 Save $30.00 RRP: $149.00
Solar Swimming Smart Chlorine Meter for Swimming Pool Chlorine/PH/TDS/EC/ORP/Salinity/TEMP Test
$209.00 Save $60.00 RRP: $269.00
Starlight-5-in-1 Electronic Ph Meter, Measure Ph And Tds And Ec Salinity And Temperature Water Quality Tester, Lcd Display And Reading Accuracy, For D
$64.00 Save $75.00 RRP: $139.00
7 In 1 Ph/free Chlorine/orp/ec/tds/salt/temp Ph Meter Swimming Pool Salinity Tester Ip67 Waterproof
$99.00 Save $100.00 RRP: $199.00
EZ‑9909SP 5 in 1 Water Quality Test Pen Analyzer PH TDS EC SALT TEMP Meter for Aquarium
$59.00 Save $15.00 RRP: $74.00
Ph099 Ph Test Pen Portable Ow099 Ph Orp Temperature Meter Waterproof Acidity Tester
$259.00
3 in 1 Soil PH Meter Sunlight PH Tester Garden Flowers Soil Moisture Sensor Meter Plants Acidity Humidity PH Monitor Detector
$59.00 Save $20.00 RRP: $79.00
Portable Salinity TEMP Meter Multifunction Water Quality Analyzer for Aquarium Swimming Pool Aquaculture
$119.00 Save $40.00 RRP: $159.00
PH-98107 Professional Digital Handheld PH Meter Water Quality Detector Monitor
$84.00 Save $25.00 RRP: $109.00
High Precision Portable PH Meter 991 PH Tester TEMP Meter Thermometer
$84.00 Save $25.00 RRP: $109.00
Smart Bluetooth PH Meter Digital PH Tester Dough Alkali Tester Soil Matrix Acidity Meter for Baby Food Supplement Cheese Cosmetics
$119.00 Save $40.00 RRP: $159.00
Multi Parameter 5 In-1 Ec Ph Cf Temperature Tds Meter Tester Water Quality Monitor For Aquarium(230v Uk Plug )
$329.00
ORP Meter Replacement Probe Electrode - BNC Q9 Plug - High Accuracy ORP Measurement
$54.00 Save $15.00 RRP: $69.00
80 Ph Tester Paper Strips Water Tester For Aquarium Fish Tank Testing Kit Useful
$7.95 Save $2.00 RRP: $9.95
PH Meter with ATC Food PH Tester, Waterproof Digital Food PH Meter with High Accuracy PH/Temperature
$79.00 Save $80.00 RRP: $159.00
PH Replacement Probe with BNC Interface 300cm Cable 0-14 PH Q9 Probe Controller Oxidation-Reduction Potential Sensor unbrand
$18.95
PH Sensor for Arduino,PH0-14 Value Detect Sensor Module + PH Electrode Probe BNC,PH Sensor UNO,PH Sensor for Arduino Kit unbrand
$21.95
2 In 1 pH and Chlorine Water Quality Testing Device for Pools and Aquariums, Suitable for Measuring Cl2 Levels with PC-102 pH Tester
$74.00
10 in 1 Digital Water Quality Tester PH TDS EC ORP Pen for Aquarium Pool and Drinking Water
$46.95 Save $27.05 RRP: $74.00
TDS Water Quality Tester Dual Probe Digital Meter for RealTime Tap Water and Aquarium Monitoring
$84.00 Save $45.00 RRP: $129.00
Digital Water Tester Precision Water Quality Meter with Temperature Sensor for Aquariums Pools
$54.00 Save $25.00 RRP: $79.00
Soil pH Tester and Moisture Meter 6in1 with NPK Sensor IP68 Waterproof for Garden Soil Health
$69.00 Save $30.00 RRP: $99.00
Water Quality Tester with Accurate Smart Sensor and LCD Display for Drinking, Pool, Aquarium, Pond
$20.95 Save $10.00 RRP: $30.95
Water Quality Tester with Instant Voice Reporting, MultiParameter Digital Water Meter for Home and Outdoor Use
$64.00 Save $30.00 RRP: $94.00
Ph Replacement Probe Aquarium Laboratory Electrode Ph Meter Potential Test Bnc Q9 Connector
$17.95
Water Quality Tester PC-102 CL2 Chlorine PH Tester Portable Digital Monitor Analysis Chlorine Analy
$28.95
Long Stem Compost Soil Thermometer - Fast Response Stainless Steel 20 Inch - Measuring Probe - Fahr
$14.95
Soil PH Meter Garden Plant PH Meter Digital Dial High Quality PH Meter Soil Acidity Test Tools Squa
$13.95
4 in 1 Soil Moisture Meter PH Tester Humidity Light Nutrient Meter for Plant Cultivation Garden Too
$23.95