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Bluelab Global

Grow at Home Essentials Explore tools and resources to start your home growing journey with confidence and success.

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Kickstart your indoor growing journey with all-in-one kits designed for beginners to achieve healthy plants effortlessly.

Handhelds & Pens

Bluelab’s handheld pH and EC meters are built tough to provide fast, accurate measurements, helping growers measure with confidence.

Meters & Monitors

Discover precision meters and monitors to track nutrient levels and environmental conditions for healthier plants.

Solutions & Maintenance

Shop essential calibration solutions and care kits to ensure your tools deliver reliable results every time.

Probes & Accessories

Browse a range of Bluelab probes and accessories to enhance your setup and streamline your daily growing tasks.

Spare Parts

Access replacement parts, tubing and power supplies to keep your Bluelab equipment running in top condition.

Start Growing at Home Today Kick off your journey with Bluelab’s starter kits, pH testers, and care essentials. Grow healthy plants with ease.

Begin Your Grow

Pro & Commercial

Power Up Your Pro Grow Equip your operation with Bluelab’s advanced monitors, controllers, and automation systems for precision and efficiency.

Shop All

Monitors & Dosing

Find advanced monitors, controllers and dosing systems to automate nutrient delivery and maintain perfect grow conditions in your commercial facility.

Handhelds & Pens

Bluelab’s handheld pH and EC meters are built tough to provide fast, accurate measurements, helping growers measure with confidence.

Solutions & Maintenance

Shop essential calibration solutions and care kits to ensure your tools deliver reliable results every time.

Probes & Accessories

Browse a range of Bluelab probes and accessories to enhance your setup and streamline your daily growing tasks.

Spare Parts

Access replacement parts, tubing and power supplies to keep your Bluelab equipment running in top condition.

Ditch the pen and paper. Record, organise and share your measurements easily with a seamless Bluetooth connection to Edenic on your mobile device.

Shop OnePen

Shop All

Shop All Browse Bluelab’s full range of precision tools, monitors, and care products to elevate your grow. Find the perfect solution for every cultivation need today.

View Products

Accurate tools for monitoring and managing pH (potential Hydrogen), helping you maintain the ideal conditions for plant growth and nutrient uptake.

Conductivity (EC)

Reliable conductivity meters and pens to measure nutrient strength across multiple scales, including EC, mS/cm, CF, ppm 500 (TDS) and ppm 700. These tools help you give your plants the perfect balance for strong and healthy growth.

Moisture

Smart solutions for monitoring soil and media moisture levels, giving you greater control over irrigation and plant health.

ORP

Trusted ORP (Oxidation-Reduction Potential) tools to monitor water quality and maintain balance in your growing systems.

Temperature

Precision instruments to track and manage temperature, helping you create a stable environment for optimal crop performance.

Measure your soil or substrate Master nutrient and moisture management in soil, coco coir, rockwool, peat, and soil mixes. Bluelab’s soil tools give home gardeners and nursery managers confidence in every crop.

Shop Soil

Learn

Learn Hub Explore the Bluelab Learn Hub, where you can find expert tips on the fundamentals for getting started, troubleshooting and understanding the basics, no matter where you are in your growing journey.

Learn more

pH & Nutrient Balance

Understand the importance of pH for plant health and the success of your crops.

Conductivity (EC) & Nutrient Strength

Explore EC and it's essential role in indicating the concentration of nutrients available to your plants for successful growth.

Monitoring, Automation & Dosing

Take your growing to a whole new level with Bluelab’s automation devices to monitor and adjust your nutrients anywhere, anytime.

Hydroponics & Systems

Kickstart your growing by finding out what hydroponic system is best suited for your growing needs.

Soil Fundamentals

Discover why healthy soil is the key to healthy plants. Learn the basics of soil care for stronger growth.

Care, Calibration & Maintenance

Explore the importance of proper care, calibration, and maintenance of your Bluelab products.

*NEW* Bluelab pH PenPlus The pH PenPlus delivers industry-leading Bluelab pH confidence, engineered for continuity. Your favourite reliable pH and Temperature Pen, now with a Replaceable Probe.

Shop PenPlus

Help

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Home Grow

Grow at Home Essentials
Explore tools and resources to start your home growing journey with confidence and success.
Starter Kits

Kickstart your indoor growing journey with all-in-one kits designed for beginners to achieve healthy plants effortlessly.

Handhelds & Pens

Bluelab’s handheld pH and EC meters are built tough to provide fast, accurate measurements, helping growers measure with confidence.

Meters & Monitors

Discover precision meters and monitors to track nutrient levels and environmental conditions for healthier plants.

Solutions & Maintenance

Shop essential calibration solutions and care kits to ensure your tools deliver reliable results every time.

Probes & Accessories

Browse a range of Bluelab probes and accessories to enhance your setup and streamline your daily growing tasks.

Spare Parts

Access replacement parts, tubing and power supplies to keep your Bluelab equipment running in top condition.
Pro & Commercial

Power Up Your Pro Grow
Equip your operation with Bluelab’s advanced monitors, controllers, and automation systems for precision and efficiency.
Monitors & Dosing

Find advanced monitors, controllers and dosing systems to automate nutrient delivery and maintain perfect grow conditions in your commercial facility.

Handhelds & Pens

Bluelab’s handheld pH and EC meters are built tough to provide fast, accurate measurements, helping growers measure with confidence.

Solutions & Maintenance

Shop essential calibration solutions and care kits to ensure your tools deliver reliable results every time.

Probes & Accessories

Browse a range of Bluelab probes and accessories to enhance your setup and streamline your daily growing tasks.

Spare Parts

Access replacement parts, tubing and power supplies to keep your Bluelab equipment running in top condition.
Shop All

Shop All
Browse Bluelab’s full range of precision tools, monitors, and care products to elevate your grow. Find the perfect solution for every cultivation need today.
pH

Accurate tools for monitoring and managing pH (potential Hydrogen), helping you maintain the ideal conditions for plant growth and nutrient uptake.

Conductivity (EC)

Reliable conductivity meters and pens to measure nutrient strength across multiple scales, including EC, mS/cm, CF, ppm 500 (TDS) and ppm 700. These tools help you give your plants the perfect balance for strong and healthy growth.

Moisture

Smart solutions for monitoring soil and media moisture levels, giving you greater control over irrigation and plant health.

ORP

Trusted ORP (Oxidation-Reduction Potential) tools to monitor water quality and maintain balance in your growing systems.

Temperature

Precision instruments to track and manage temperature, helping you create a stable environment for optimal crop performance.
Learn

Learn Hub
Explore the Bluelab Learn Hub, where you can find expert tips on the fundamentals for getting started, troubleshooting and understanding the basics, no matter where you are in your growing journey.
pH & Nutrient Balance
Understand the importance of pH for plant health and the success of your crops.
Conductivity (EC) & Nutrient Strength
Explore EC and it's essential role in indicating the concentration of nutrients available to your plants for successful growth.
Monitoring, Automation & Dosing
Take your growing to a whole new level with Bluelab’s automation devices to monitor and adjust your nutrients anywhere, anytime.
Hydroponics & Systems
Kickstart your growing by finding out what hydroponic system is best suited for your growing needs.
Soil Fundamentals
Discover why healthy soil is the key to healthy plants. Learn the basics of soil care for stronger growth.
Care, Calibration & Maintenance
Explore the importance of proper care, calibration, and maintenance of your Bluelab products.
Help

Pro & Commercial

Power your professional operation with advanced technology and bulk solutions tailored for large-scale efficiency and superior crop performance.

Growing Method

Soil & Substrate (1)
Solution (12)

Parameter

Conductivity (EC) (10)
Moisture (1)
ORP (1)
pH (10)
Temperature (8)

Type

Continuous Monitoring (5)
Dosing (6)
Handheld (5)
Irrigation & Fertigation (1)
Wall-mounted (11)

Warranty

1 year (1)
2 years (10)
5 years (2)

Connected

No (6)
Yes (7)

Showing 13–16 of 16 products

No reviews

Bluelab Power Relay R4

$1,253.50 NZD Incl GST

Bluelab Commercial Truncheon Nutrient Meter

5 reviews

Larger EC Scale

Bluelab Commercial Truncheon Nutrient Meter

$218.50 NZD Incl GST

5 reviews

Bluelab Pulse Multimedia EC/MC Meter

$575.00 NZD Incl GST

25 reviews

🔄 NEW 🔄

Bluelab pH PenPlus

$217.35 NZD Incl GST

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...but your grow room doesn’t have to be. Add tools trusted by growers worldwide to measure, monitor, and master your grow.

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Maintain your probes with a Care Kit

Bluelab Probe Care Kit - pH and Conductivity

$42.55 NZD Incl GST

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Need a backup pH Probe?

Bluelab pH Probe

$148.35 NZD Incl GST

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Bluelab pH Probe

$148.35 NZD Incl GST

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Need a backup pH Probe?

Bluelab pH Probe

$148.35 NZD Incl GST

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Bluelab Global

Pro & Commercial

Bluelab Power Relay R4

Bluelab Commercial Truncheon Nutrient Meter

Bluelab Pulse Multimedia EC/MC Meter

Bluelab pH PenPlus

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Pro & Commercial

Home Grow

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Help

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Need a backup pH Probe?

Bluelab pH Probe

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Bluelab pH Probe

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Bluelab pH Probe