• Sanitary Thermowell
    Sanitary Thermowell

Click image to enlarge

Sanitary Thermowell

  • Overview
  • Applications
  • Certificates & Approvals

The Ashcroft® sanitary thermowell is utilized when pressure, high velocity and corrosive process media exist. This serves to isolate and protect the sensing instrument, and permits removal of a sensing instrument without shutting down the process. Thermowells are offered in a wide selection of materials, sizes and dimensions; a perfect solution for protecting the process and extending product service life.

Key Features:
  • Wide selection of materials
  • Selection of shank styles
  • Stamped with date code, material and heat numbers
  • Tri-clamp® process connection: 1", 1 1/2" and 2"
  • Bore size: .260", .385"
  • Surface finish:
    8-12 Ra (standard)
    4-12 Ra (optional)

The sanitary thermowell is ideal where safety and product integrity is essential:  

Medical and Life Sciences:
  • Pharmaceutical / Biotech
  • Food and Beverage


  • Material Test Report (MTR)
  • Hydrostatic Testing
  • Wake Frequency Analysis 

Related Products

EI Bimetal Thermometer

EI Bimetal Thermometer

The Ashcroft® EI bimetallic thermometer provides high quality and performance.

C-600A-01 Duratemp® Thermometer

C-600A-01 Duratemp® Thermometer

The Ashcroft® C-600A-01 Duratemp® thermometer is a remote mounted instrument providing performance while being highly resistant to shock and vibration.


  • Distributor Locator

    Locate an authorized Ashcroft distributor in your area.

  • Materials Selector

    Use the selector to review compatible wetted materials and requirements of your application.

  • Wake Frequency Calculator

    The Ashcroft Wake Frequency Calculator offers a user friendly approach to ensure your thermowell is safe and compatible with your application.

Frequently Asked Questions

Get quick answers to common questions. Choose your topic:

See all FAQs »