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Struggling with inaccurate and inconsistent measurements in your lab or field work?

The Ohaus 150mm x 8mm Starter Electrodes STMICRO8 are here to solve this problem. Engineered for unparalleled accuracy across a broad pH range of 0.00 – 14.00, these electrodes are designed to integrate seamlessly with both bench and portable meters. Whether you're monitoring pH, ORP, conductivity, dissolved oxygen (DO), or temperature, the Ohaus Starter Electrodes ensure reliable and precise data every time.

Key Benefits:

  • Wide Measurement Range: With a capability to measure from 0.00 to 14 pH, adapt to various testing requirements with ease.
  • Universal Compatibility: Perfectly fits electrode holders on Ohaus bench meters and clips on all Ohaus portable meters.
  • Durable Construction: Choose from robust plastic or glass shafts that withstand rigorous daily use.
  • Integrated Temperature Sensor: Features automatic temperature compensation for consistently accurate measurements under varying conditions.
  • Versatile Applications: Ideal for a comprehensive range of laboratory instruments and water analysis tasks.
  • 5-Year Warranty: Enjoy peace of mind and long-term reliability with a comprehensive 5-year warranty on your investment.

When you choose Ohaus Starter Electrodes, you're not just buying a product; you're securing peace of mind. With the backing of Liberty Scales' commitment to precision and quality, these electrodes offer a dependable solution that enhances the efficiency and accuracy of your measurements. Experience the confidence and satisfaction that comes with knowing that your results are precise, aiding your critical analysis and decision-making processes in water analysis, meter, and electrode applications.

Reach out to our dedicated team for further information and personalized assistance. Call us at (661) 888-1919 or email us at We're here to help you every step of the way!


  • Electrode Type: pH

  • Measurement Range: 0.00 – 14 pH

  • Cable: 1 m

  • Shaft Material: Glass

  • Dimensions: 5.9 in x 0.31 in (150 mm x 8 mm) (LxØ)

  • Net Weight: 2.8 oz (80 g)

  • pH measuring range: 0 – 14

  • Temperature Sensor: No

  • Working Environment: 50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85% RH, non-condensing)
  • Free Shipping: Available across 48 continental USA. Extra charges may apply for residential, farm, or rural areas.
  • Express Shipping: Overnight and faster shipping options available at additional costs. Quotes obtainable via email.
  • Delivery Time: Typically 5 to 7 business days, varying by location and external conditions.
  • Tracking Information: Provided via email upon shipment. Accessible through account login. Additional information available upon request.
  • Return Policy: 15-day return period for unused, original condition products. A 25% restocking fee applies. Buyer covers original and return shipping costs.
  • Customer Support: Contact at (661) 888-1919 or for queries or concerns about shipping.