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5 Best Conductivity Meters Accessories of 2025

Last Updated - 2025/09/08

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Bluelab

Bluelab METCOMPLUS Combo Meter Plus for pH, Temperature, and Conductivity in Water and Soil with Easy Calibration, Digital Nutrient (TDS) Testing Kit for Hydroponic System and Indoor Plant Grow

Bluelab

CA$410.14

More Details
Main highlights
- This hydroponics meter has ATC that provides consistent reading regardless of any fluctuations in temperature; Leap pH probe works in multiple growing environments; Conductivity scales include EC, PPM, and CF
- Other features: Auto off function, low battery indicator, units for temperature; KIT INCLUDES: AAA batteries, ph probe storage cap, and calibration solution, probe care kit is sold separately
- Monitor 3 parameters in water and soil: Conductivity (TDS) level to ensure plants get the balanced feed, pH up and down, and temperature with lab quality glass probe; General uses include growing tent, swimming pool, drinking water, and aquarium
- Designed & assembled in New Zealand from local & imported components by Bluelab, the market leader in hydroponics test equipment; comes with a 5-year limited written warranty, Proof of purchase required
- Combine with Bluelab pen, tester, monitor and controllers for full indoor garden nutrients monitoring in water and soil; pH probe requires easy two point calibration; Conductivity / temperature probe are factory calibrated and ready for use
CA$410.14
2

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Bante Instruments

Bante 510 Benchtop Conductivity Meter, Lab Conductivity TDS Meter, Equipped with 2 Platinum Electrodes, 0 to 200 mS/cm Range, ±1% F.S Accuracy

Bante Instruments

CA$349.82

More Details
Main highlights
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.
- Automatic temperature compensation corrects measurements to default reference temperature.
- Auto-Read function senses and locks the measurement endpoint..Setup menu contains 7 options including cell constant (K=0.1/1/10/Custom), number of calibration points, temperature coefficient (0.0 to 9.9%/ C), TDS conversion factor (0.1 to 1.0), temperature unit, auto-power off, restore factory settings, etc.
- 1 to 3 points calibration with automatic recognition of conductivity standards 10 µS/cm, 84 µS/cm, 1413 µS/cm, 12.88 mS/cm and 111.8 mS/cm.
CA$349.82
3

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

HM Digital

HM Digital DM-1 in-Line Dual TDS Monitor, 0-9990 ppm Range, +/- 2-Percent Readout Accuracy

HM Digital

CA$36.90

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Main highlights
- This TDS Monitor is highly efficient and accurate due to its advanced microprocessor technology
- The In-Line Dual TDS Meter displays TDS levels of the feed water and product water with in and out electrode probes
- The DM-1 helps you to measure the tap water coming in vs the purified water going out of your water filtration system at any time
- Installs quickly and easily
- Highly efficient and accurate due to its advanced microprocessor technology
- Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use
CA$36.90
4
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

GAYA

GAYA Conductivity Tester for Grounding Products – Instant Result, Easy to Use Conductivity Tester for Earthing Mats, Sheets & Wristbands – Portable & Reliable Ground Earthing Test – Battery Included

GAYA

CA$13.71

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Main highlights
- 🛠️ Compact & Travel-Friendly – Lightweight and portable, this tester is perfect for quick checks at home or on the go. A convenient alternative to bulkier grounding meters.
- 🔬 Checks Conductivity of Earthing Products – Quickly test if your grounding mats, sheets, or wristbands are conductive. Simply touch the tester’s probes to the material—if the light turns on, it’s conductive. Note: This tool tests conductivity only, not grounding status.
- 🔍 For Testing Conductivity Only – Designed to check if materials are conductive. Does not verify if your outlet or grounding point is actually grounded. Do not use on live electrical circuits.
- 🔋 Ready to Use, Battery Included – Comes pre-loaded with 3 LR41 batteries. Just remove the cap to get started. Batteries are easy to replace when needed.
- ⚡ Fast & Easy to Use – No need for a meter or outlet testing. Just remove the cap, touch the prongs to your earthing product, and see results instantly. Works with mats, sheets, and other grounding gear.
CA$13.71
5

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Hofun

Hofun TDS Meter, 3 in 1 TDS, EC & Temperature Meter, Accurate & Reliable PPM Meter, Digital Water Testing kits for Drinking Water Quality, Tap, Well, Swimming Pool, Aquarium, RO/DI System, Hydroponics

Hofun

CA$22.99

More Details
Main highlights
- ✔[ ONE YEAR & TECHNICAL SUPPORT ] Hofun water hardness test meter is manufactured under extra high standards and of excellent quality. Thus we have absolute confidence of our water test meter and offer ONE YEAR and technical support to your investment. We will always try every effort to provide our customers 100% satisfaction. No more hesitate to "ADD TO CART" and "BUY IT NOW"
- ✔[ EASY READING BIG BACKLIT LCD DISPLAY & QUALIFIED WATER TELLER ] Hofun water hardness test meter with Big Backlit LCD is far superior than most digital water quality tester display, which allows wider angles of data reading and night reading. Besides, Red backlight ( ppm figure over 40 ) means non-drinking water. Green backlight ( ppm figure below 40 ) indicates TDS figure qualified for direct drinking water (Notes: International standard adopted TDS figure 40 as a dividing line.)
- ✔[ EASY OPERATION & ENERGY SAVING ] Hofun ppm meter allows one button operation, turn it on and put it into water, you can get your desired data in seconds. Besides, there is a chart at the back of this test meter for figure reference.
- ✔[ BONUS 3 in 1 TDS, EC & TEMPERATURE METER ] Hofun 3 in 1 TDS, Electric Conductivity & Temperature Meter features the most updated technology. Three different measurement needs can be fulfilled by one meter. Not only been convenient for you, but also saves your time and absolutely a helpful kit for your life.
- International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.
CA$22.99

5 Best Conductivity Meters Accessories of 2025

Bluelab METCOMPLUS Combo Meter Plus for pH, Temperature, and Conductivity in Water and Soil with Easy Calibration, Digital Nutrient (TDS) Testing Kit for Hydroponic System and Indoor Plant Grow

Bante 510 Benchtop Conductivity Meter, Lab Conductivity TDS Meter, Equipped with 2 Platinum Electrodes, 0 to 200 mS/cm Range, ±1% F.S Accuracy

HM Digital DM-1 in-Line Dual TDS Monitor, 0-9990 ppm Range, +/- 2-Percent Readout Accuracy

GAYA Conductivity Tester for Grounding Products – Instant Result, Easy to Use Conductivity Tester for Earthing Mats, Sheets & Wristbands – Portable & Reliable Ground Earthing Test – Battery Included

Hofun TDS Meter, 3 in 1 TDS, EC & Temperature Meter, Accurate & Reliable PPM Meter, Digital Water Testing kits for Drinking Water Quality, Tap, Well, Swimming Pool, Aquarium, RO/DI System, Hydroponics

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