Cart  |  Contact  |  Help  |  | 
Toll-Free in Malaysia: 1800 88 3496
International+65 6415 5353

Sanitary Thermowells

S Series Sanitary Thermowells

Sanitary Thermowells for Use with Sensors with 1/4

See All Models Below

  • 316 Stainless Steel
  • Bore ID 0.260 or 0.385 inch
  • Accepts 1/4"or 3/8" OD stems
  • 1-1/2" Tri-Grip (Tri-Clamp® compatible)
  • Rated to 7000 PSI up to 200°F
  • CIP or Sanitize In Place Washdown
  • Finished to 32 Ra or better
  • 1/2" NPSM Internal Thread
  • 3-A approved
Sanitary - View related products


Sanitary Thermowells are generally chosen for an application based on corrosion conditions, surface finish, mechanical size requirements, and accurate thermal transfer. Omega Sanitary Thermowells can be configured from the options below to meet your clean in place or sanitize in place application needs.
This technical reference, Introduction to Sanitary Sensors contains addition application and installation details regarding the use and application of Sanitary Sensors and Sanitary Thermowells. Sanitary Sensors can be selected to match your well dimensions. See the related links below. Most Omega temperature instrumentation with sanitary process connections can be sized and configured to fit your thermowell or CIP needs.

Food process hygienic temperature sensors and thermowells can be used to aid food safety inspection compliance and verification of time temperature control. Combined with a chart recorder model CTXL you can temperature monitor a CCP ( Critical Control Point) or sanitation time and move toward a HACCP (Hazard Analysis Critical Control Point) compliance plan.

Application: ¼ or 3/8" diameter stem, bimetal thermometers; RTD or TC temperature sensing instruments having 0.252" (S-260 models) and 0.377" (S-385 models) maximum diameters, #20-gage thermocouple elements. Applications: Sanitary Thermowell for CIP , food and beverage, pharmaceuticals, research.

Connection Size: 1½" Tri-Grip (Tri-Clamp® compatible) (cap size) is standard. Other Tri-Grip sizes are available upon request.

Materials: 316 stainless steel. Custom wells are also available in special materials, other Ra or special finish, prices on request.
(Specify Model Number)
Part Number/Desc.
S-260 Series Thermowells with 0.260" Bore Dia.
Availability: 1 week
No Step Down, 2½ Stem Length
Availability: 2 weeks
No Step Down, 4 Stem Length
Availability: 1 week
Step Down, 6 Stem Length
Availability: 2 weeks
Step Down, 9 Stem Length
Availability: 1 week
Step Down, 12 Stem Length
S-385 Series Thermowells with 0.385" Bore Dia.
Availability: 5 weeks
No Step Down, 2½ Stem Length
Availability: 1 week
No Step Down, 4 Stem Length
Availability: 5 weeks
No Step Down, 6 Stem Length
Availability: 5 weeks
No Step Down, 9 Stem Length
Availability: 1 week
No Step Down, 12 Stem Length
All prices on this site are shown in Singapore Dollars.

Option Descriptions:

(1) Flange Size select from:
11/2 for 1 1/2 in
2 for 2 in
21/2 for 2 1/2 in

(2) Internal Diameter select from:
260 for 0.260 in internal diameter
385 for 0.385 in internal diameter

(3) Shank Style and Insertion Length select from:
U15/8 for No step down 1 5/8 in insertion length
U21/2 for No step down 2 1/2 in insertion length
U41/2 for Step down 4 1/2 in insertion length
U71/2 for Step down 7 1/2 in insertion length
U101/2 for Step down 10 1/2 in insertion length
Note: All combinations may not be valid, check spec sheet for valid part numbers.
We noticed you are from the US. Visit your local site for regional offers and live support.