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Extech PH105 ExStik Replacement pH Electrode Module - Rugged Flat-Surface pH Electrode with Built-in PT100 ATC, Compatible with Chlorine & ORP Meters
Easy to clean, rugged flat surface pH electrode
Extech PH105 ExStik Replacement pH Electrode Module - Rugged Flat-Surface pH Electrode with Built-in PT100 ATC, Compatible with Chlorine & ORP Meters
Item #: 19775125

Extech PH105 ExStik Replacement pH Electrode Module - Rugged Flat-Surface pH Electrode with Built-in PT100 ATC, Compatible with Chlorine & ORP Meters

Item #: 19775125
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Easy to clean, rugged flat surface pH electrode
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What Stands Out

Accurate Readings
The Extech PH105 delivers precise pH measurements, ensuring reliable results for laboratory and field applications, making it ideal for professionals who require accurate data for research and analysis.
Compact Design
This electrode module features a compact and portable design, enabling easy transport and usage in various locations, perfect for on-site testing without compromising quality or performance.
Durable Construction
Constructed with high-quality materials, the PH105 module is designed for long-term use, providing exceptional durability and resistance to damage, ensuring its viability in diverse testing environments.

Product Details

Shop for the Extech PH105 ExStik pH Electrode Module at Ubuy Bahrain. Get accurate pH measurements with this high-quality electrode module. Order now for fast delivery.
  • Easy to clean, rugged flat surface pH electrode
  • Interchangeable with ExStik Chlorine or ORP meters
  • Measures in liquids, semi solids, and solids
  • ATC via built-in PT-100 Ohm sensor
  • Complete with protective connector cap
  • Manufactured by Extech Instruments, a renowned brand known for innovative and reliable test equipment
Item Weight0.25 lbs (110 grams)

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

Who Should Buy?

Suitable For
  • Laboratory Use

    Perfect for lab technicians needing accurate pH measurements for chemical analyses and experiments.

  • Hydroponics Growers

    Ideal for hydroponics professionals managing nutrient levels to optimize plant growth and health.

  • Aquarium Enthusiasts

    Great for aquarium owners monitoring water pH to ensure a healthy aquatic environment for fish.

Not Suitable For
  • Casual Users

    Not suitable for individuals needing occasional pH testing without technical measurements.

Product Description

Extech PH105 ExStik Replacement pH Electrode Module - Rugged Flat-Surface pH Electrode with Built-in PT100 ATC, Compatible with Chlorine & ORP Meters

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Product Buying Guide

This versatile and easy-to-use pH electrode module is perfect for measuring pH levels in liquids, semi-solids, and solids. With its rugged design and interchangeable capability, it provides accurate and reliable results. In this guide, you will find all the information you need to make an informed decision about purchasing the Extech PH105.

Product Specifications

  • Easy to clean, rugged flat surface pH electrode
  • Interchangeable with ExStik Chlorine or ORP meters
  • Measures in liquid, semi-solids, and solids
  • ATC via built-in PT-100 Ohm sensor

Key Features

  • Versatile: Measuring pH levels in liquids, semi-solids, and solids
  • Interchangeable: Can be used with ExStik Chlorine or ORP meters
  • Easy to Clean: Rugged flat surface pH electrode design
  • Accurate: ATC via built-in PT-100 Ohm sensor ensures precise measurements

Usage Scenarios

  • Water Quality Testing: Ideal for testing pH levels in water samples
  • Industrial Applications: Can be used to measure pH in various industrial processes
  • Food and Beverage: Suitable for checking pH levels in food and beverage production
  • Educational Purposes: Great for science experiments and pH level demonstrations

Usage Scenarios

  • Hanna Instruments HI98103 Checker
  • Oakton pHTestr 10
  • Apera Instruments PC60-Z

Some User Review

  • I have been using the Extech PH105 for my water quality testing, and it has been extremely reliable. The interchangeable feature is a bonus as I can use it with my ExStik Chlorine meter as well. Highly recommended!
  • The rugged design of the electrode makes it easy to clean and maintain. I have used it in various industrial applications, and it has provided accurate pH measurements every time.
  • I purchased the Extech PH105 for my classroom experiments, and it has been a valuable tool. The students find it easy to use, and the measurements are consistent.

Competitors

  • The Extech PH105 offers great value for its features and performance. It is competitively priced compared to similar products from competitors.
  • Considering the accuracy and versatility that the Extech PH105 offers, it is worth the investment for anyone in need of a reliable pH electrode module.

Buying Considerations

  • Compatibility: Ensure that the Extech PH105 is compatible with your existing ExStik Chlorine or ORP meter if you plan to interchange them.
  • Maintenance: The easy-to-clean design of the electrode is a convenient feature, saving time and effort in maintenance.
  • Application: Consider your specific usage scenarios and make sure the Extech PH105 meets your requirements.
  • Budget: While the Extech PH105 provides excellent value, compare prices and features with other similar products before making a decision.

Conclusion

In conclusion, the Extech PH105 ExStik pH Electrode Module is a versatile and reliable pH measuring tool suitable for a variety of applications. With its easy-to-clean design, interchangeable compatibility, and accurate measurements, it offers great value. Whether you need it for water quality testing, industrial processes, or educational purposes, the Extech PH105 is a recommended choice. Consider your specific requirements and compare prices to make the best decision for your needs.

View Less

This versatile and easy-to-use pH electrode module is perfect for measuring pH levels in liquids, semi-solids, and solids. With its rugged design and interchangeable capability, it provides accurate and reliable results. In this guide, you will find all the information you need to make an informed decision about purchasing the Extech PH105. Continue Reading

Customer Questions & Answers

  • Question: What is the Extech PH105 ExStik pH Electrode Module used for?

    Answer: The Extech PH105 ExStik pH Electrode Module is designed for measuring the pH level of various liquids. This includes environmental monitoring, agricultural applications, and laboratory testing. Its ease of use allows for quick and accurate readings in a range of pH applications, ensuring reliable data for quality control in various industries.
  • Question: How do I calibrate the Extech PH105 pH Electrode?

    Answer: Calibrating the Extech PH105 pH Electrode is straightforward. You need to prepare calibration solutions with known pH values. Submerge the electrode in the first solution, press the calibrate button, and follow prompts to set the pH reading. Repeat with a second solution for more accuracy. This process ensures your measurements are precise, which is essential for scientific experiments or agricultural assessments.
  • Question: Can the Extech PH105 be used in high-temperature liquids?

    Answer: Yes, the Extech PH105 is suitable for use in moderately high-temperature liquids, as it can withstand heat without compromising accuracy. However, if temperatures exceed the recommended range, look for a specialized electrode designed for extreme conditions to ensure performance and reliability, especially in cooking or industrial applications.
  • Question: What kind of maintenance does the Extech PH105 require?

    Answer: Regular maintenance of the Extech PH105 is crucial for optimal performance. Rinse the electrode with distilled water after each use and store it properly in a storage solution. Periodic calibration also ensures accuracy. Proper care extends the electrode's lifespan, making it more reliable for frequent use in labs or fieldwork.
  • Question: Is the Extech PH105 portable?

    Answer: Yes, the Extech PH105 ExStik pH Electrode Module is designed for portability, allowing you to take it for fieldwork or use it on-site as needed. Its compact design and battery-powered operation contribute to its portability, making it an excellent choice for professionals who require on-the-go pH testing in agriculture, aquaculture, or environmental studies.
  • Question: How do I interpret the readings from the Extech PH105?

    Answer: Readings from the Extech PH105 are displayed numerically, indicating the pH level of the tested solution. A pH less than 7 indicates acidity, while a pH greater than 7 signifies alkalinity. Understanding these readings is vital for various applications, such as adjusting nutrient levels in hydroponics or assessing water quality in environmental labs.
  • Question: What type of batteries does the Extech PH105 use?

    Answer: The Extech PH105 is powered by standard 9V batteries, making it easy to replace them when needed. This ensures uninterrupted operation during intensive use or field measurements. Keeping spare batteries on hand is advisable for convenience, especially during lengthy testing sessions.
  • Question: What liquids can be tested using the Extech PH105?

    Answer: The Extech PH105 can measure the pH levels of numerous liquids, including water, soil solutions, and chemical mixtures. It's particularly useful in agriculture for soil testing, in laboratories for chemical research, and in aquaculture to monitor water conditions. Always ensure compatibility with the solution being tested for accurate results.
  • Question: How long does the Extech PH105 last with regular use?

    Answer: With proper care and maintenance, the Extech PH105 can provide long-lasting service, allowing for consistent pH measurements over time. Factors influencing longevity include frequency of use, type of solutions tested, and adherence to maintenance practices. Regular calibration and proper storage help maximize its lifespan, making it a reliable asset in any testing environment.
  • Question: Where can I buy Extech PH105 ExStik pH Electrode Module in Bahrain?

    Answer: You can purchase the Extech PH105 ExStik pH Electrode Module from Ubuy, which offers a range of options for buyers in Bahrain. Ubuy is known for its reliable service and variety of products, making it a convenient choice for acquiring technical equipment like the Extech PH105.

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“Excellent quality and very fast delivery, I really appreciate your service, when you work good I will appreciate that, I am very satisfied, thank you”

13 June 2026 · via Trustpilot
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“Firstly the team who are very positive in response to any correction if something wrong. Secondly the quality and selection is exactly on what I ordered and which is perfect. Finally the time of delivery is very sufficient which made me comfortable. Overall is excellent.”

26 Feb 2026 · via Trustpilot
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“Good quality of product, delivered in 2 weeks. I thought it would take more time.”

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