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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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33 - 64 of 3,200
PC‑102 CL2 Chlorine & PH Tester Swimming Pool Spa Water Quality Analyzer with Probe
$26.95 Save $9.00 RRP: $35.95
PH Meter with Laboratory PH Electrode Probe, Wide 014 Range, BNC Connector for Aquarium Hydroponics
$23.95 Save $12.00 RRP: $35.95
Hydrogen Water Tester Digital PPM Meter with Sensitivity and Temperature Reading for Aquarium Lab
$49.95 Save $24.05 RRP: $74.00
4 in 1 pH EC TDS Temperature Meter for Hydroponics Nutrient Solution with RealTime Display Ref:2592
$94.00 Save $55.00 RRP: $149.00
TDS Meter Digital Water Quality Tester with LCD Display for Drinking Water Aquarium Pool Lab
$20.95 Save $10.00 RRP: $30.95
Digital pH Meter with ATC Accuracy Water Quality Tester for Drinking Water Pool Aquarium Ref:8835
$26.95 Save $15.00 RRP: $41.95
5X pH Meter Probe Replacement Electrode Waterproof with Automatic Calibration for Aquarium PH818
$129.00 Save $60.00 RRP: $189.00
TDS Water Tester with Precision Probe, Fast Detection for Drinking Water and Aquariums 09990ppm
$20.95 Save $10.00 RRP: $30.95
Digital Pool and Aquarium Water Tester 7 in 1 pH ORP Salinity Temp Meter with Backlit LCD IP67
$44.95 Save $24.05 RRP: $69.00
Digital pH Meter and TDS Water Tester 3in1 Precision with Temp for Drinking Water, Pool, Food
$47.95 Save $26.05 RRP: $74.00
Accurate pH Meter for Water Testing, Freshwater and Seawater Aquarium pH Tester Kit
$20.95 Save $10.00 RRP: $30.95
Hydrogen Water Tester 4in1 Digital pH ORP Temp Meter with Dual ppb ppm Modes for Drinking Water
$54.00 Save $30.00 RRP: $84.00
5 in 1 Digital pH Meter Hydroponics Water Quality Tester with Bluetooth Data Sync and Temp Compensation
$59.00 Save $30.00 RRP: $89.00
Digital Water Quality Tester 5in1 PH and TDS Meter with EC Salinity Temp, for Pools and Drinking Water Ref:6614
$59.00 Save $35.00 RRP: $94.00
pH Test Solution 50ml for Swimming Pools and Drinking Water, Accurate Aquarium pH Tester
$20.95 Save $10.00 RRP: $30.95
TDS Water Quality Tester LCD Digital TDS Meter 09990 PPM for Tap Pool and Laboratory Use
$51.95 Save $27.05 RRP: $79.00
Digital pH Meter and Water Quality Tester with Precision for Aquarium Pool and Aquaculture
$37.95 Save $21.05 RRP: $59.00
TDS Water Tester 4 in 1 Digital Water Quality Meter with Smart Sensor for Pool Tap and Drinking Water
$20.95 Save $10.00 RRP: $30.95
Water Quality Tester with MultiParameter Digital pH Meter for Pools Homes and Hospital Use
$109.00 Save $60.00 RRP: $169.00
Smart WiFi Water Quality Tester 8 in 1 Digital MultiParameter LCD Analyzer with App Control
$149.00 Save $80.00 RRP: $229.00
PH ORP Replacement Probe with BNC Plug, 1.15m Length, Accurate Water Testing Accessory for PH ORP Meters
$29.95 Save $9.00 RRP: $38.95
TDS Meter Digital Water Quality Tester with LCD, Triple Test, 09990ppm Range for Drinking and Aquarium
$20.95 Save $10.00 RRP: $30.95
Digital Water Tester pH Meter with Bluetooth, Precision and Temp Display for Aquarium
$84.00 Save $45.00 RRP: $129.00
Digital 5in1 pH Meter and Water Quality Tester with TDS EC Salinity Temp, IP67 Waterproof for Hydroponics Aquariums
$49.95 Save $24.05 RRP: $74.00
Digital Water Quality Tester with Smart Sensor Accuracy for Drinking Water, Pool, Travel, Outdoor Use
$20.95 Save $10.00 RRP: $30.95
Digital Water Quality Tester with Clear Display, Detachable Sensor and Easy Installation for Aquariums
$59.00 Save $25.00 RRP: $84.00
6in1 Digital Aquarium Water Quality Tester with Smart App Monitoring pH EC TDS Salinity Temp
$139.00 Save $70.00 RRP: $209.00
Digital Water Quality Tester with Smart Sensor Accuracy for Drinking Water, Aquarium and Pool Use
$20.95 Save $10.00 RRP: $30.95
TDS Water Tester with Fast Accurate Readings, Digital Water Quality Meter for Drinking Water, Aquarium and Pool
$22.95 Save $10.00 RRP: $32.95
TDS Water Quality Tester with Dual Probe Accuracy for Tap Water and Aquarium, 09990 PPM Range
$109.00 Save $50.00 RRP: $159.00
Digital TDS Water Quality Tester Dual Probe Wide PPM Range Monitor for Tap and Aquarium
$59.00 Save $30.00 RRP: $89.00
TDS Meter Digital Water Tester with Accurate Measurement Smart Sensor for Drinking Water Aquariums
$20.95 Save $10.00 RRP: $30.95