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16 $1,934.64
    • × Heavy Duty pH BNC Electrode 300cmHeavy Duty pH BNC Electrode 300cm 1 × $59.30
    • × Ozone Generator (1000mg/h) for Purifying Drinking WaterOzone Generator (1000mg/h) for Purifying Drinking Water 1 × $387.59
    • × Digital pH MeterDigital pH Meter 1 × $25.91
    • × 6 in 1 Digital Water Quality Meter pH TDS EC Salinity ORP6 in 1 Digital Water Quality Meter pH TDS EC Salinity ORP 1 × $278.72
    • × Bluetooth Green Light Laser Distance Meter with Electronic Level Testing Tool, 100M RangeBluetooth Green Light Laser Distance Meter with Electronic Level Testing Tool, 100M Range 1 × $158.39
    • × Digital Battery Capacity Tester and Volt CheckerDigital Battery Capacity Tester and Volt Checker 1 × $30.58
    • × 3 Way Testing Kit for Soil, Light and Moisture3 Way Testing Kit for Soil, Light and Moisture 2 × $59.30
    • × 6 in 1 Multifunction Water Quality Tester pH / ORP / EC / CF / TDS / Temperature6 in 1 Multifunction Water Quality Tester pH / ORP / EC / CF / TDS / Temperature 1 × $188.00
    • × Digital pH Controller + BNC Electrode CO2Digital pH Controller + BNC Electrode CO2 1 × $188.00
    • × Digital TDS / EC / Conductivity Meter IP65 WaterproofDigital TDS / EC / Conductivity Meter IP65 Waterproof 1 × $98.90
    • × Professional Multimeter (6000 Counts, T-RMS)Professional Multimeter (6000 Counts, T-RMS) 1 × $74.65
    • × 2 in 1 Digital ORP Temperature Meter Waterproof2 in 1 Digital ORP Temperature Meter Waterproof 1 × $108.80
    • × Ergonomic Handheld Laser Distance Measure w/ 50 Meter RangeErgonomic Handheld Laser Distance Measure w/ 50 Meter Range 1 × $59.30
    • × Heavy Duty ORP BNC Electrode 300cmHeavy Duty ORP BNC Electrode 300cm 1 × $69.20
    • × Digital 360° (±180°) Bevel Box/Inclinometer with MagnetsDigital 360° (±180°) Bevel Box/Inclinometer with Magnets 1 × $88.70

    Subtotal: $1,934.64

    View cartCheckout

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HomeWaterpH MetersPage 2

pH Meters

Showing 49–57 of 57 resultsSorted by price: low to high

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  • ORP Meters, pH Meters, Water

    3 in 1 High Accuracy pH / ORP / Temperature Meter

    -18% 3 in 1 High Accuracy pH / ORP / Temperature Meter
    ORP Meters, pH Meters, Water

    3 in 1 High Accuracy pH / ORP / Temperature Meter

    0 out of 5
    (0)
    SKU: 19
    $227.60 $276.03
    Add to cart
  • ORP Meters, pH Meters

    2 in 1 Digital pH & ORP Redox Controller w/ Separate Relays, Repleaceable Electrode & Calibration Solution

    -18% 2 in 1 Digital pH & ORP Redox Controller w/ Separate Relays, Repleaceable Electrode & Calibration Solution
    ORP Meters, pH Meters

    2 in 1 Digital pH & ORP Redox Controller w/ Separate Relays, Repleaceable Electrode & Calibration Solution

    0 out of 5
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    SKU: 135
    $227.60 $277.02
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  • ORP Meters, pH Meters, Water

    Digital 2 in 1 pH / ORP Controller With Electrodes

    -13% Digital 2 in 1 pH / ORP Controller With Electrodes
    ORP Meters, pH Meters, Water

    Digital 2 in 1 pH / ORP Controller With Electrodes

    0 out of 5
    (0)
    SKU: 17
    $247.40 $284.94
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  • ORP Meters, pH Meters, Salinity, TDS Meters, Water

    6 in 1 Digital Water Quality Meter pH TDS EC Salinity ORP

    -10% 6 in 1 Digital Water Quality Meter pH TDS EC Salinity ORP
    ORP Meters, pH Meters, Salinity, TDS Meters, Water

    6 in 1 Digital Water Quality Meter pH TDS EC Salinity ORP

    0 out of 5
    (0)
    SKU: 15
    $278.72 $309.69
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  • pH Meters, Water

    Digital pH / CO2 Controller With Electrode

    -10% Digital pH / CO2 Controller With Electrode
    pH Meters, Water

    Digital pH / CO2 Controller With Electrode

    0 out of 5
    (0)
    SKU: 20
    $318.82 $354.24
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  • ORP Meters, pH Meters, Water

    Professional 3 in 1 pH / ORP / Temperature Meter

    -10% Professional 3 in 1 pH / ORP / Temperature Meter
    ORP Meters, pH Meters, Water

    Professional 3 in 1 pH / ORP / Temperature Meter

    0 out of 5
    (0)
    SKU: 23
    $319.71 $355.23
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  • pH Meters, TDS Meters

    2 in 1 Combo pH & TDS Mini Tester W/ Replaceable Electrode and Real Time Continuous Monitoring

    -10% 2 in 1 Combo pH & TDS Mini Tester W/ Replaceable Electrode and Real Time Continuous Monitoring
    pH Meters, TDS Meters

    2 in 1 Combo pH & TDS Mini Tester W/ Replaceable Electrode and Real Time Continuous Monitoring

    0 out of 5
    (0)
    SKU: 124
    $325.05 $361.17
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  • ORP Meters, pH Meters

    Digital PH ORP (2 in 1) Controller w/ Electrodes plus CO2 & O3 Relay

    -5% Digital PH ORP (2 in 1) Controller w/ Electrodes plus CO2 & O3 Relay
    ORP Meters, pH Meters

    Digital PH ORP (2 in 1) Controller w/ Electrodes plus CO2 & O3 Relay

    0 out of 5
    (0)
    SKU: 283
    $365.42 $384.93
    Add to cart
  • Instruments, pH Meters, Water

    Dual Relay Digital pH Controller with Temperature Compensation

    -9% Dual Relay Digital pH Controller with Temperature Compensation
    Instruments, pH Meters, Water

    Dual Relay Digital pH Controller with Temperature Compensation

    0 out of 5
    (0)
    SKU: CNT-PH-DUAL-REL-TMP
    $415.70 $455.22
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Daily Special

Save $14.17
-12% 10x 18mm Handheld Darkfield Loupe with Flashlight

10x 18mm Handheld Darkfield Loupe with Flashlight

$106.43 $120.60
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Onsale Products

  • USB Cable with RS232 CD Software and 2.5mm Diameter Jack - For Landtek Water Activity Meter USB Cable with RS232 CD Software and 2.5mm Diameter Jack - For Landtek Water Activity Meter $78.56 $128.66
  • Gooseneck Fiber Optic Microscope Illuminator + Color Filters Gooseneck Fiber Optic Microscope Illuminator + Color Filters $536.78 $565.38
  • Auto Range Multifunction Multimeter with HD LCD Screen Digital Auto Range Multifunction Multimeter with HD LCD Screen Digital $69.29 $79.19

Top Rated Products

  • Digital Salinity Salt Meter Waterproof IP65 Digital Salinity Salt Meter Waterproof IP65
    Rated 5.00 out of 5
    $93.95 $145.35
  • Digital pH Meter Digital pH Meter
    Rated 5.00 out of 5
    $25.91 $30.82
  • 4 In 1 Digital Soil pH Meter 4 In 1 Digital Soil pH Meter
    Rated 5.00 out of 5
    $69.96 $76.35
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Find It Fast

  • Refractometers
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Recent reviews

  • 4 In 1 Digital Soil pH Meter 4 In 1 Digital Soil pH Meter
    Rated 5 out of 5
    by Andy M
  • Digital Salinity Salt Meter Waterproof IP65 Digital Salinity Salt Meter Waterproof IP65
    Rated 5 out of 5
    by Rob R
  • Digital pH Meter Digital pH Meter
    Rated 5 out of 5
    by Michael Y
Copyright 2023 Discount instruments | All prices are in AUD and include GST

Customer Service

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  • Contact Us

Recent reviews

  • 4 In 1 Digital Soil pH Meter 4 In 1 Digital Soil pH Meter
    Rated 5 out of 5
    by Andy M
  • Digital Salinity Salt Meter Waterproof IP65 Digital Salinity Salt Meter Waterproof IP65
    Rated 5 out of 5
    by Rob R
  • Digital pH Meter Digital pH Meter
    Rated 5 out of 5
    by Michael Y

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Discount Instruments
16
16
Your Cart
Heavy Duty pH BNC Electrode 300cm
Heavy Duty pH BNC Electrode 300cm
Price: $59.30
- +
$59.30
Ozone Generator (1000mg/h) for Purifying Drinking Water
Ozone Generator (1000mg/h) for Purifying Drinking Water
Price: $387.59
- +
$387.59
Digital pH Meter
Digital pH Meter
Price: $25.91
- +
$25.91
6 in 1 Digital Water Quality Meter pH TDS EC Salinity ORP
6 in 1 Digital Water Quality Meter pH TDS EC Salinity ORP
Price: $278.72
- +
$278.72
Bluetooth Green Light Laser Distance Meter with Electronic Level Testing Tool, 100M Range
Bluetooth Green Light Laser Distance Meter with Electronic Level Testing Tool, 100M Range
Price: $158.39
- +
$158.39
Digital Battery Capacity Tester and Volt Checker
Digital Battery Capacity Tester and Volt Checker
Price: $30.58
- +
$30.58
3 Way Testing Kit for Soil, Light and Moisture
3 Way Testing Kit for Soil, Light and Moisture
Price: $59.30
- +
$118.60
6 in 1 Multifunction Water Quality Tester pH / ORP / EC / CF / TDS / Temperature
6 in 1 Multifunction Water Quality Tester pH / ORP / EC / CF / TDS / Temperature
Price: $188.00
- +
$188.00
Digital pH Controller + BNC Electrode CO2
Digital pH Controller + BNC Electrode CO2
Price: $188.00
- +
$188.00
Digital TDS / EC / Conductivity Meter IP65 Waterproof
Digital TDS / EC / Conductivity Meter IP65 Waterproof
Price: $98.90
- +
$98.90
Professional Multimeter (6000 Counts, T-RMS)
Professional Multimeter (6000 Counts, T-RMS)
Price: $74.65
- +
$74.65
2 in 1 Digital ORP Temperature Meter Waterproof
2 in 1 Digital ORP Temperature Meter Waterproof
Price: $108.80
- +
$108.80
Ergonomic Handheld Laser Distance Measure w/ 50 Meter Range
Ergonomic Handheld Laser Distance Measure w/ 50 Meter Range
Price: $59.30
- +
$59.30
Heavy Duty ORP BNC Electrode 300cm
Heavy Duty ORP BNC Electrode 300cm
Price: $69.20
- +
$69.20
Digital 360° (±180°) Bevel Box/Inclinometer with Magnets
Digital 360° (±180°) Bevel Box/Inclinometer with Magnets
Price: $88.70
- +
$88.70
Subtotal $1,934.64
Shipping, taxes, and discounts calculated at checkout.
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