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Extech DO603 Replacement Membrane Kit for ExStik Dissolved Oxygen Meters - Includes 10 Teflon Membranes, O-Rings & Electrolyte for Accurate DO Measurements in Field or Lab
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Extech DO603 Replacement Membrane Kit for ExStik Dissolved Oxygen Meters - Includes 10 Teflon Membranes, O-Rings & Electrolyte for Accurate DO Measurements in Field or Lab
Replacement dissolved oxygen sensor for Extech Model DO600, with easy screw-on membrane cap for hassle-free use.
Extech DO603 Replacement Membrane Kit for ExStik Dissolved Oxygen Meters - Includes 10 Teflon Membranes, O-Rings & Electrolyte for Accurate DO Measurements in Field or Lab
Item #: 38280257

Extech DO603 Replacement Membrane Kit for ExStik Dissolved Oxygen Meters - Includes 10 Teflon Membranes, O-Rings & Electrolyte for Accurate DO

87% of respondents would recommend this to a friend

Item #: 38280257

SCR 1734

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Replacement dissolved oxygen sensor for Extech Model DO600, with easy screw-on membrane cap for hassle-free use.
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What Stands Out

Direct Compatibility
Seamlessly integrates with Extech DO600 model, ensuring hassle-free replacement with no additional setup required, providing users with effortless maintenance for accurate oxygen measurement.
Enhanced Accuracy
Utilizes advanced technology to improve measurement precision, delivering reliable readings even in challenging conditions, which is essential for users needing dependability in water quality testing.
Robust Design
Built to withstand rigorous usage in various environments, ensuring longevity and durability, making it an ideal choice for professionals looking for value and reliability in their testing equipment.

Product Details

Find the best deals on Extech EX050 Extension Cable with Probe GuardWeight for Extech DO600 Meter at Ubuy Seychelles. Extend your reach for accurate measurements.

Who Should Buy?

Suitable For
  • Aquaculture Professionals

    Ideal for aquaculture experts monitoring oxygen levels to ensure optimal fish growth and health.

  • Environmental Researchers

    Great for environmental scientists conducting water quality assessments in lakes, rivers, and other bodies of water.

  • Aquarium Enthusiasts

    Perfect for aquarium hobbyists needing accurate oxygen readings for maintaining healthy aquatic environments.

Not Suitable For
  • Casual Users

    Not suitable for casual users without knowledge of dissolved oxygen measurements and water testing.

Product Description

Extech DO603 Replacement Membrane Kit for ExStik Dissolved Oxygen Meters - Includes 10 Teflon Membranes, O-Rings & Electrolyte for Accurate DO Measurements in Field or Lab

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the Extech DO605 ExStik Replacement Dissolved Oxygen Module designed for?

    Answer: The Extech DO605 ExStik Replacement Dissolved Oxygen Module is specifically designed for use with the Extech Model DO600 meter. This module measures the level of dissolved oxygen in water, which is crucial for aquaculture, wastewater treatment, and environmental monitoring. By providing reliable and accurate readings, it helps users maintain optimal water quality for fish, aquatic plants, or to evaluate pollution levels in natural bodies of water.
  • Question: How do I replace the DO605 module with my Extech DO600?

    Answer: Replacing the DO605 module with your Extech DO600 is a straightforward process. Begin by ensuring your meter is off. Gently remove the old module by unscrewing or unfastening it, then take the new DO605 module and securely attach it to the DO600 unit. Once replaced, turn on your device and follow the calibration process as per the user manual. This ensures your readings are accurate. Regular maintenance enhances the longevity of both the module and the meter.
  • Question: Is the Extech DO605 suitable for all types of water testing?

    Answer: Yes, the Extech DO605 module is suitable for testing dissolved oxygen levels in various types of water bodies including freshwater, saltwater, and industrial effluents. It is essential for applications in fish farming, laboratory experiments, and environmental assessments. Users can easily monitor oxygen levels to ensure aquatic health and compliance with environmental regulations.
  • Question: How does the DO605 module help in aquaculture management?

    Answer: The Extech DO605 module plays a pivotal role in aquaculture management by allowing fish farmers to monitor and maintain the oxygen levels in their tanks or ponds. Proper oxygenation levels are vital for fish growth and health; low levels can lead to stress and even mortality. By regularly using the DO605, farmers can make informed decisions about aeration and feeding practices to ensure optimal conditions for fish.
  • Question: What is the battery life of the Extech DO605 module?

    Answer: The Extech DO605 Dissolved Oxygen Module itself does not have an internal battery, as it operates using the Extech DO600 meter power source. The battery life of your DO600 will directly affect the runtime of the module. Typically, the DO600 can last for several hours depending on usage. It's advisable to keep a spare set of batteries on hand for prolonged fieldwork and avoid interruptions in testing.
  • Question: Can I use the Extech DO605 module for laboratory experiments?

    Answer: Absolutely! The Extech DO605 module is ideal for laboratory experiments where precise dissolved oxygen measurements are required. Laboratories can utilize it for studies in environmental science, chemistry, and biology. Its accuracy ensures that researchers can trust the collected data for experiments ranging from aquatic ecology studies to the effects of pollution on water life.
  • Question: What maintenance does the DO605 module require?

    Answer: To ensure reliable performance, regular maintenance of the Extech DO605 module involves cleaning the sensor and checking for any signs of wear or damage. It's recommended to rinse the sensor with distilled water after each use, avoiding exposure to harsh chemicals. Regular calibration, as per the manufacturer’s guidelines, is essential to maintain measurement accuracy over time.
  • Question: Does the DO605 module come with a warranty?

    Answer: Yes, the Extech DO605 module typically comes with a limited warranty, covering defects in materials and workmanship. The warranty details may vary based on the retailer, so it’s advisable to check the product documentation or the manufacturer's website for specific terms. That protection can give you peace of mind while investing in a reliable tool for dissolved oxygen measurement.
  • Question: Where can I buy the Extech DO605 ExStik Replacement Dissolved Oxygen Module for Extech Model DO600?

    Answer: You can purchase the Extech DO605 ExStik Replacement Dissolved Oxygen Module for Extech Model DO600 from Ubuy in Seychelles. Ubuy offers a convenient online shopping experience, allowing you to find this specific module alongside other Extech products. Check their website for availability and shipping options that suit your needs.
  • Question: How accurate are the readings from the DO605 module?

    Answer: The Extech DO605 module provides highly accurate readings for dissolved oxygen levels, typically within ±1% of full scale, depending on the conditions and calibration. Such accuracy is crucial in applications where even slight variations in oxygen levels can have significant effects on aquatic life or industrial processes. Therefore, regular calibration and proper handling are essential to maintain this accuracy over time.

Extech Dissolved Oxygen Meters & Accessories Editorial Review

The Extech EX050 ExStik 16-Feet Extension Cable with Probe GuardWeight for Extech DO600 Meter is a well-received product among customers. Users have noted that the extension cable is easy to use and of good quality, with one reviewer even commenting on the product's durability after four years of Constant use. Additionally, customers have praised the product's value for money and its ability to replace old lab equipment effectively. Overall, the Extech EX050 ExStik 16-Feet Extension Cable with Probe GuardWeight for Extech DO600 Meter appears to be a reliable and cost-effective option for those in need of an extension cable for their DO600 meter.

Customer Reviews & Ratings

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Pros

  • Easy to use
  • Good quality
  • Durable
  • Good value for money
  • Effective replacement for old lab equipment

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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

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“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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SCR 1734

Order now and get it around Thursday, October 08

QTY:

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Features & Benefits

  • Designed specifically for Extech Model DO600.
  • Features an easy screw-on membrane cap for effortless replacement.
  • Measures both dissolved oxygen levels and temperature.
  • Built-in Pt-100Ohm sensor for accurate Automatic Temperature Compensation (ATC).
  • Not compatible with ExStik pH, Chlorine or ORP meters.
  • Reliable performance for accurate dissolved oxygen measurement.

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