1/2" NPT
None
3/4" NPT
1/2" NPT with compression fitting
1" NPT, 3/4" NPT
1/2" NPT with compression fitting for 1/8 to 1/4 in OD wire
1/4" NPT
3/8" NPT with compression fitting
3/8" NPT
M16 x 1.5 with compression fitting
Supplied with nylon bushing for plastic covered extension wire to 0.24 to 0.40 in OD

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Length

12 in
18 in
24 in
36 in
1 in
150 mm
2 in
300 mm

12 in
18 in
24 in
36 in
1 in
150 mm
2 in
300 mm
450 mm
48 in
51 in
6 in
600 mm

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Outer Diameter

0.125 in
0.187 in
0.250 in
0.312 in
0.375 in
0.437 in
0.500 in
0.062 in

0.125 in
0.187 in
0.250 in
0.312 in
0.375 in
0.437 in
0.500 in
0.062 in
0.156 in
0.750 in
0.840 in
0.875 in
1 in
1.050 in
1.062 in
1.125 in
1.250 in
12.0 mm
16.0 mm
22.0 mm
28.0 mm
7.0 mm

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Inner Diameter

0.052 in
0.062 in
0.070 in
0.078 in
0.125 in
0.132 in
0.156 in
0.187 in

0.052 in
0.062 in
0.070 in
0.078 in
0.125 in
0.132 in
0.156 in
0.187 in
0.194 in
0.210 in
0.247 in
0.250 in
0.260 in
0.305 in
0.312 in
0.320 in
0.367 in
0.370 in
0.375 in
0.430 in
0.437 in
0.500 in
0.622 in
0.625 in
0.750 in
0.824 in
0.875 in
1 in
1/4"
12.0 mm
16.0 mm
5.0 mm
6.0 mm
9.0 mm

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Sensing End

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Open

Protection Heads and Tubes

Choose from a wide variety of industrial protection heads and tubes to protect your temperature sensor probe from your rugged process application or surrounding environmental conditions.

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8 Products found

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316 SS and Inconel Open or Closed End Protection Tubes

SS-INC-TUBES

Protection Tubes outside diameters range from 1/16" - 1/2". Can also be secured into pipes using OMEGALOK® compression fittings (Sold Separately).

C$13.50

Models in Stock

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Spring Loaded Fittings for 1/4" Diameter Probes

SLK-SLF

Self-gripping spring and 1/2" NPT threaded fitting can be added to any 1/4" diameter probe to convert it for thermowell use. Helps achieve optimal thermal contact.

C$31.00

Models in Stock

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Ceramic Protection Tubes with Optional Fittings

PTRA-PTRM

Ceramic Protection Tubes are made from MEGATITE™ 450 and MEGATITE™ 300 which protect the sensor at temperatures as high as 1950°C (3540°F). Optional fittings are available.

C$40.00

Models in Stock

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Sanitary thermocouple & RTD Protection Heads

NB-sanitary

Sanitary protection heads are available in a variety of materials, are compatible with various probe diameters and can use transmitters. Single or dual elements available.

C$11.34

Available
in 5 days

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Thermocouple and RTD Protection Heads

NB-HEPTX-NXT-HEADS

Protection heads are available in a variety of materials, are compatible with various probe diameters and can use transmitters. Also, configurable w/ single or dual elements.

C$39.00

Models in Stock

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Thermocouple Industrial Style Protection Heads

NB-NEP-NS-HEADS

Industrial protection heads are available in a variety of materials, are compatible with various probe diameters & can use transmitters. Available in single or dual elements.

C$34.50

Models in Stock

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Metal Protection Tubes for Protection Head Assemblies

PTBS-METAL-TUBES

Metal Protection Tubes are use to further protect the sensor within the probe assemblies in mild to extreme environments depending on material type.

C$96.00

Available
in 6 weeks

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OMEGATITE 650® Protection Tubes with Optional Fittings

PTRSSeries

OMEGATITE 650® Protection Tubes is an alloy of silicon nitride and aluminum oxide and is made to with stand high temperatures up to 1250°C, thermal shock & corrosion .

C$640.00

Models in Stock

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