Bluelab - EC Truncheon
Bluelab - EC Truncheon Original price was: £89.99.Current price is: £84.99. Inc VAT
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Bluelab – pH Probe

Price range: £64.95 through £69.95 Inc VAT

The Bluelab pH Probe has been designed with longevity in mind, with a double-junction probe, polycarbonate housing and high-quality electrical components.

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Description

Bluelab – pH Probe

Dependable double-junction pH probe technology that’s built to last

  • Doublejunction probe reduces reference contamination, extending longevity  
  • Fully waterproof – not just water resistant
  • BNC connector allows use with all other compatible Bluelab and Autogrow products 
  • 2metre cable for measuring in hardtoreach locations 
  • Use the included storage cap with KCl to lengthen probe’s lifespan 
  • Fast sensor response ensures quick and accurate measurements  
  • Polycarbonate housing for long-lasting strength  
  • Effective in solutions of 0.2 EC and above 

Why measure pH?

Understand the science behind healthy plants

Just like humans, all growing plants need a balanced diet of nutrients (food) in order to thrive. However, your plants will only be able to access these nutrients if the nutrient solution is within a particular pH range.

From a water chemistry perspective, pH (potential Hydrogen) plays a critical role in making nutrients soluble so that they can be absorbed by your plants. When your growing solution becomes too acidic or too alkaline, your plants won’t be able to access the nutrients they need to grow.

Get the fundamentals of growing right by regularly measuring pH to ensure that this is always within the optimal range.

Durable and affordable probe technology

Accurate and quick pH measurements

The durable Bluelab pH Probe has been designed with longevity in mind, with a double-junction probe, polycarbonate housing and high-quality electrical components.

Created with advanced and affordable technology, you can rely on Bluelab’s pH Probe to give you accurate and fast measurements every single time.

Built for growers

All our products are designed with growers, for growers – so you can be confident that the Bluelab pH Probe will help you carry out the essential tasks of everyday growing with ease. This fully waterproof product can even be left inside your reservoir for continual monitoring or spot checking. Designed and assembled in New Zealand from local and imported components.

Bluelab pH Probe maintenance

Extend the life of your pH probe

You need to regularly clean and maintain your Bluelab pH Probe to ensure its ongoing accuracy and longevity.

Use Bluelab’s Probe Care Kit, which contains everything you need to clean and care for your pH probe. Every time you clean your probe, calibrate it using Bluelab Calibration Solutions.

In addition, boost your probe’s lifespan by ensuring that its tip stays wet at all times. Use the included storage cap whenever you’re not using your probe and regularly top up the amount of KCl inside the cap.

This probe is compatible with all Bluelab products with a corresponding BNC connector, such as the Combo Meter and Guardian Monitor.

 

Additional information
Weight N/A
Dimensions N/A
Type

Bluelab PH Probe (2m)

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Bluelab PH Probe (5m)

About brand

Bluelab is a global leader in precision measurement tools for growers who demand accuracy and consistency. Growers rely on Bluelab for high-quality pH meters, conductivity meters, and nutrient solution monitors that help maintain optimal conditions at every stage of plant development.

Bluelab designs and manufactures its products in New Zealand, focusing on durability, ease of use, and long-term reliability. As a result, growers can monitor and adjust their nutrient solutions with confidence. Whether you test pH, measure EC, or manage irrigation systems, these tools give you the accurate data needed to maximise plant health and crop performance.


Why Choose Bluelab?

  • Accurate pH, EC, and conductivity meters for precise growing
  • Durable, reliable, and easy-to-use instruments
  • Helps monitor and manage nutrient solutions effectively
  • Trusted by commercial and professional growers worldwide
  • Supports improved plant health, growth, and yield

Popular Bluelab Products

  • Bluelab pH Pen
    A compact and reliable handheld pH meter, ideal for quick and accurate readings in nutrient solutions. Perfect for both beginners and experienced growers.
  • Bluelab Truncheon EC Meter
    One of the most trusted EC meters in the industry, known for its durability and simplicity. Provides fast, accurate nutrient strength readings with no calibration required.
  • Bluelab Guardian Monitor Wi-Fi
    A continuous monitoring system that tracks pH, EC, and temperature in real time. Ideal for growers who want full control over their nutrient solution and environment.

Frequently Asked Questions

Why is pH important when growing plants?

pH affects how well plants absorb nutrients. If the pH is too high or too low, plants cannot take in essential nutrients properly.

What is EC and why does it matter?

EC measures the strength of your nutrient solution. It helps growers ensure plants receive the correct amount of nutrients without overfeeding or underfeeding.

Do Bluelab meters need calibration?

Yes, most Bluelab pH meters require regular calibration to maintain accuracy. However, some products like the Truncheon EC Meter do not require calibration.

Are Bluelab products suitable for beginners?

Yes, Bluelab products are easy to use and suitable for beginners, while still offering the accuracy required by professional growers.

Shipping & Delivery

DELIVERY TIMEFRAME

We aim to process and dispatch all orders within 2 working days of being placed. Wherever possible, parcels are sent on a next working day service to ensure you receive them quickly and reliably.

When your order is dispatched, you will receive a confirmation email with tracking information so you can closely monitor your delivery every step of the way.

Please Note: Delivery times may slightly vary during busy periods, or due to courier service disruptions. Rest assured, we always do our best to get your order to you promptly.