Collection: pH / TDS / EC / Temp Meters
Keep your plants growing healthy with our fast, reliable and accurate pH / TDS / EC / Temperature Meters!
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Hydrofarm 3 Way Soil Meter
- Vendor
- Hydrofarm
- Regular price
- $13.99
- Sale price
- $13.99
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HM Digital pH/Temp Hydro Tester (PH-80)
- Vendor
- HM Digital
- Regular price
- $67.99
- Sale price
- $67.99
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Alfred Digital pH/Temperature & EC/TDS/Temperature Testers
- Vendor
- Alfred Hydroponic
- Regular price
- from $47.99
- Sale price
- from $47.99
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Bluelab pH Pen
- Vendor
- Bluelab
- Regular price
- $169.99
- Sale price
- $169.99
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Bluelab Conductivity Pen (EC or PPM)
- Vendor
- Bluelab
- Regular price
- $129.99
- Sale price
- $129.99
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Luster Leaf Soil Testers
- Vendor
- Luster Leaf
- Regular price
- from $11.99
- Sale price
- from $11.99
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Bluelab TDS Truncheon Meter Original & Commercial
- Vendor
- Bluelab
- Regular price
- $199.99
- Sale price
- $199.99
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Bluelab Combo Meter pH/EC/CF/TDS/Temp
- Vendor
- Blue Lab
- Regular price
- from $109.99
- Sale price
- from $109.99
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Holland Greenhouse Moisture and pH Meter
- Vendor
- Holland Greenhouse
- Regular price
- $13.99
- Sale price
- $13.99
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HM Digital EC/TDS Hydro Tester (COM-80)
- Vendor
- HM Digital
- Regular price
- $46.99
- Sale price
- $46.99
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Bluelab® pH Controller
- Vendor
- Bluelab
- Regular price
- $799.99
- Sale price
- $799.99
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Bluelab® Guardian Monitor
- Vendor
- Bluelab
- Regular price
- $559.99
- Sale price
- $559.99
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HM Digital Handheld TDS/Temperature Meter (TDS-3) (w/ Carrying Case)
- Vendor
- HM Digital
- Regular price
- $27.99
- Sale price
- $27.99
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Hanna Intruments GroLine pH Tester (HI98115)
- Vendor
- Hanna Instruments
- Regular price
- from $49.99
- Sale price
- from $49.99
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[HI98311] HANNA DiST5 EC/TDS/Temperature Tester (0-3999 µS/cm)
- Vendor
- Hanna Instruments
- Regular price
- $179.99
- Sale price
- $179.99
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[HI98130] HANNA Combo pH/EC/TDS Tester (High Range)
- Vendor
- Hanna Instruments
- Regular price
- $259.99
- Sale price
- $259.99
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[HI981401N] HANNA Gro'Check pH Meter with LCD
- Vendor
- Hanna Instruments
- Regular price
- $159.99
- Sale price
- $159.99
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[HI98129] HANNA Combo pH/EC/TDS Tester (Low Range)
- Vendor
- Hanna Instruments
- Regular price
- $219.99
- Sale price
- $219.99
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[HI98127] HANNA pHep4 (pH & Temp Tester) RED
- Vendor
- Hanna Instruments
- Regular price
- $129.99
- Sale price
- $129.99
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[HI98128] HANNA pHep5 (pH & Temp Tester) RED
- Vendor
- Hanna Instruments
- Regular price
- $149.99
- Sale price
- $149.99
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Hanna pH / EC / TDS Portable Meter
- Vendor
- Hanna Instruments
- Regular price
- from $159.99
- Sale price
- from $159.99
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HM Digital HydroMaster HM-100 (Special Order)
- Vendor
- HM Digital
- Regular price
- $349.99
- Sale price
- $349.99
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Nutradip Meter & Solution
- Vendor
- Future Harvest
- Regular price
- from $29.99
- Sale price
- from $29.99
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HANNA Waterproof pH Tester (HI98107)
- Vendor
- Hanna Instruments
- Regular price
- $79.99
- Sale price
- $79.99
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Hanna DiST1 TDS Tester (HI98301)
- Vendor
- Hanna Instruments
- Regular price
- $79.99
- Sale price
- $79.99
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Bluelab® Pro Controller
- Vendor
- Bluelab
- Regular price
- $1,349.99
- Sale price
- $1,349.99
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Bluelab® pH Controller Connect
- Vendor
- Bluelab
- Regular price
- $999.99
- Sale price
- $999.99
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Bluelab® Guardian Monitor Connect Inline
- Vendor
- Bluelab
- Regular price
- from $269.99
- Sale price
- from $269.99
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Bluelab® Guardian Monitor Connect PH+EC+TEMP
- Vendor
- Bluelab
- Regular price
- $559.99
- Sale price
- $559.99
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HM Digital HydroMaster pH/EC/TDS/Temp Continuous Combo (HM-500)
- Vendor
- HM Digital
- Regular price
- $489.99
- Sale price
- $489.99
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HM Digital HydroMaster pH/EC/TDS/Temp Combo Meter (HM-200)
- Vendor
- HM Digital
- Regular price
- $378.99
- Sale price
- $378.99
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HM Digital pH/EC/TDS/Temp Waterproof Meter (COM-300)
- Vendor
- HM Digital
- Regular price
- $249.99
- Sale price
- $249.99
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HM Digital Professional Series pH/Temp Meter PH-200
- Vendor
- HM Digital
- Regular price
- $149.99
- Sale price
- $149.99
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Bluelab Multimedia pH Meter
- Vendor
- Bluelab
- Regular price
- $369.99
- Sale price
- $369.99
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Bluelab Combo Plus Meter
- Vendor
- Bluelab
- Regular price
- $499.99
- Sale price
- $499.99
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HM Digital Pocket Size TDS/Temperature Meter (TDS-4TM)
- Vendor
- HM Digital
- Regular price
- $38.99
- Sale price
- $38.99
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HM Digital TDS EZ Water Quality Tester
- Vendor
- HM Digital
- Regular price
- $32.99
- Sale price
- $32.99
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HM Digital Professional Series EC/TDS/Temperature Meter (COM-100)
- Vendor
- HM Digital
- Regular price
- $109.99
- Sale price
- $109.99
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Bluelab Soil pH Pen
- Vendor
- Bluelab
- Regular price
- $239.99
- Sale price
- $239.99
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Hanna Instruments Soil Test Direct Soil EC Tester (HI98331)
- Vendor
- Hanna Instruments
- Regular price
- $139.99
- Sale price
- $139.99
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