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The SDA differential sensor salt bridge replacements extend the lifetime for SD7000 differential pH and ORP (REDOX) sensors. Also compatible with other brands, including Hach* and Water Analytics.* Available in single unit or pack of three (3) units. Also order SDS-7050 (standard cell refill solution, 500mL) when replacing salt bridges.
This sensor is a direct-fit replacement for the following makes/models:
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*Hach is a registered trademark of Danaher. Water Analytics is a registered trademark of Water Analytics. No affiliation, endorsement or sponsorship is stated or implied.