Bluelab Combo Meter for pH, EC & Temperature: Your All-in-One Solution for Optimal Plant Health

The Bluelab Combo Meter provides growers with a portable, reliable, and easy-to-use solution for measuring pH, electrical conductivity (EC) and temperature in one convenient device. Keeping these essential parameters in check is vital for promoting healthy plant growth and maximizing nutrient uptake. With the Bluelab Combo Meter, you can quickly diagnose and address any issues, leading to better results and happier plants.

Features and Benefits

  • 3-in-1 Portable Solution: Measures pH, EC and temperature on the go, ensuring optimal plant health anytime, anywhere.
  • Easy to Use and Calibrate: Features a simple design, easy-to-read backlit display, and user-friendly calibration process.
  • Two Probes Included: Comes with a pH Probe and Conductivity/Temperature Probe for comprehensive nutrient uptake monitoring.
  • 2-Metre Cable: Allows for measurements in hard-to-reach locations with ease.
  • Customisable Scales: Displays conductivity in EC, CF, PPM 500 (TDS), or PPM 700, and temperature in °C or °F.

How to Use

  1. Turn on the Bluelab Combo Meter.
  2. Place the pH Probe and Conductivity/Temperature Probe in the solution you want to measure.
  3. Read the values displayed on the screen for pH, EC, and temperature.
  4. When necessary, follow the instructions on the back of the meter to calibrate the pH probe.

Aqua Gardening Suggests These are Best For

The Bluelab Combo Meter is ideal for hydroponic growers, professional horticulturists, and hobby gardeners who are looking for a portable, accurate and easy-to-use way to monitor their plants' nutrient uptake and overall health.

Notes from Aqua Gardening

  • The Bluelab Combo Meter comes with a five-year guarantee, while the Bluelab pH Probe has a six-month guarantee (proof of purchase required).
  • It's essential to clean and maintain the probes regularly for accurate readings and optimal performance.
  • The Conductivity/Temperature Probe does not require recalibration, as it has been calibrated during manufacturing.


What parameters does the Bluelab Combo Meter measure?

The Bluelab Combo Meter measures pH, conductivity (EC), and temperature, helping you ensure optimal plant health and nutrient uptake.

Is the Bluelab Combo Meter portable and easy to use?

Yes, the Bluelab Combo Meter is portable and does not require a power supply to operate, making it convenient to use anywhere, anytime. The simple design and easy calibration process make it user-friendly.

How do I calibrate the pH probe on the Bluelab Combo Meter?

Calibration of the pH probe is straightforward, with instructions provided on the back of the meter. The easy push button method makes it one of the simplest meters to calibrate.

Do I need to calibrate the conductivity/temperature probe on the Bluelab Combo Meter?

No, the conductivity/temperature probe does not require calibration, as it is locked in during manufacture.

Can I customise the measurement scales on the Bluelab Combo Meter?

Yes, you can customise the scales to your preference, with options for conductivity in EC, CF, PPM 500 (TDS), or PPM 700, and temperature in °C or °F.

How long is the cable on the Bluelab Combo Meter probes?

The Bluelab Combo Meter probes come with a 2-metre cable, allowing you to measure in hard-to-reach locations.

Is the Bluelab Combo Meter covered by any guarantees or warranties?

The Bluelab Combo Meter comes with a five-year guarantee, while the Bluelab pH Probe comes with a six-month guarantee. Proof of purchase is required for these guarantees.

How can I clean and maintain the Bluelab Combo Meter and its probes?

The Bluelab Combo Meter and its probes have simple cleaning and maintenance requirements, and resources are available, such as instructional videos, to guide you through the process.

Where are Bluelab products designed and manufactured?

Bluelab products are designed and built in New Zealand with growers in mind, ensuring reliable and effective solutions for your everyday growing needs.

Still Unsure if This Product is Right for You?

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Product Manual

View PDF brochure for Bluelab Combo Meter for pH, EC & Temperature

(SKU: 124306)

A portable pH, conductivity, and temperature metre in one. Adjustments can be made quickly to get your crop back on track. The pH probe is replaceable, so you can use this metre for years

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