API Latching Indicator


The API-LI has been designed to provide users with a quick and efficient method to measure the latching capability of Liquip manufactured API couplers.

The latching capability of the API coupler is measured instantly against pre-determined allowances and is visually represented allowing users to easily determine if the coupler is suitable for continued use or if it requires servicing.

Features & Benefits
  • Indicates latching integrity of API coupler.
  • Quick and easy to use.
  • Visual indication of coupler latching capability.
  • Can be used in situ.
  • Stainless Steel 304 construction for durability.


Recommended products for replacement

    Technical Information

    Visual Identification
    RED (only) visible:
    Immediately remove coupler from service and
    conduct complete coupler maintenance.

    GREEN (only) visible
    Continue coupler use.

    RED and GREEN visible:
    Continue coupler use. Monitor and check again in 3-6 months.

    Note: The API-LI is intended to be used in conjunction with standard coupler maintenance. Liquip recommends users service couplers in line with Liquip’s recommended coupler maintenance schedule.

    When engaging the API-LI ensure you squeeze the stainless steel handle of the API coupler, as this will assist with the ease of engagement and increase the service life of the API-LI.

    Ordering Information

    API-LI: API coupler latching indicator. 

    Associated Equipment

    LYNX Series Dry-Break Coupler.

    API-NCFG: Stainless steel API Nosecone wear gauge set.

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    API-LI API coupler latching indicator

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