OHAUS Electrode: ST420, Conductivity/Dissolved Oxygen/ORP/pH/Temp, 2 to 12 pH
The OHAUS ST420 is a multiparameter electrode designed for conductivity, dissolved oxygen, ORP, pH, and temperature testing. It features a ceramic junction, BNC connection, metal body, and bulb tip, with a pH range…
SKU 3G-OTH-385026
Also listed as: ST 420 · ST-420
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The OHAUS ST420 is a multiparameter electrode designed for conductivity, dissolved oxygen, ORP, pH, and temperature testing. It features a ceramic junction, BNC connection, metal body, and bulb tip, with a pH range of 2 to 12 and a 1 m cable length.
Frequently Asked Questions
What is the OHAUS ST420 electrode used for?
The OHAUS ST420 is a multiparameter electrode for measuring conductivity, dissolved oxygen, ORP, pH, and temperature in water and process solutions. It is commonly used in laboratory, environmental, and industrial testing applications where a single probe handles multiple parameters.
What are the specifications of the OHAUS ST420 electrode?
The OHAUS ST420 electrode has a pH range of 2 to 12, a ceramic junction, BNC connection, metal body, and bulb tip. It measures conductivity, dissolved oxygen, ORP, pH, and temperature. Cable length is 1 m. The manufacturer part number is ST420.
Where to buy the OHAUS ST420 electrode worldwide?
You can source the OHAUS ST420 electrode through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.
How to maintain the OHAUS ST420 electrode?
Rinse the OHAUS ST420 electrode with deionized water after each use and store it in a suitable storage solution, not in air. Avoid touching the bulb tip. Calibrate regularly using pH buffers and conductivity standards. Replace if response becomes sluggish or readings drift.
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3G Electric supplies OHAUS multiparameter electrodes, probes & sensors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
