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price

$0-$49.99 (7)
$50-$199.99 (15)
$200-$499.99 (15)
$500-$999.99 (4)
$1,000-$9,999.99 (2)

In Stock

sku_availability

Insertion Length

2.5 in (14)
4.5 in (13)
7.5 in (13)
10.5 in (12)
13.5 in (10)
16.5 in (6)

2.5 in (14)
4.5 in (13)
7.5 in (13)
10.5 in (12)
13.5 in (10)
16.5 in (6)
22.5 in (6)
19.5 in (4)
2 in (3)
4 in (3)
10 in (3)
1.625 in (3)
16 in (2)
22 in (2)
13 in (2)
7 in (2)
200 mm (1)
14.0625 in (1)
12 in (1)
8 in (1)
6 in (1)
2.5625 in (1)
20.0625 in (1)
140 mm (1)
5.0625 in (1)
5 in (1)
260 mm (1)
48 in (1)
8.0625 in (1)
28.5 in (1)

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brand

Omega (17)
Dwyer (1)

Shank Diameter

0.875 in (9)
0.75 in (7)
0.625 in (5)
1.0625 in (4)
0.7656 in (4)
0.5 in (3)

0.875 in (9)
0.75 in (7)
0.625 in (5)
1.0625 in (4)
0.7656 in (4)
0.5 in (3)
1.0 in (1)

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Stem Length

6 in (16)
9 in (15)
12 in (14)
15 in (12)
18 in (12)
24 in (12)

6 in (16)
9 in (15)
12 in (14)
15 in (12)
18 in (12)
24 in (12)
4 in (11)
2.5 in (3)
9.375 in (1)
0 in (1)
7.25 in (1)
5.25 in (1)
3.5 in (1)
11.75 in (1)
3.25 in (1)
9.25 in (1)
11.25 in (1)
7 in (1)
13.25 in (1)

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Bore Diameter

0.26 in (10)
0.385 in (9)
7 mm (1)
0.445 in (1)
9 mm (1)

Velocity, Max

20.1 ft/s (2)
12.2 ft/s (2)
0.5 ft/s (1)
39.5 ft/s (1)
53.5 ft/s (1)
89.1 ft/s (1)

20.1 ft/s (2)
12.2 ft/s (2)
0.5 ft/s (1)
39.5 ft/s (1)
53.5 ft/s (1)
89.1 ft/s (1)
148.0 ft/s (1)
41.8 ft/s (1)
27.2 ft/s (1)
26.2 ft/s (1)
128.0 ft/s (1)
37.0 ft/s (1)
448.0 ft/s (1)
51.6 ft/s (1)
109.0 ft/s (1)
36.0 ft/s (1)
75.5 ft/s (1)
8.4 ft/s (1)
123.0 ft/s (1)
44.9 ft/s (1)
27.3 ft/s (1)
290.0 ft/s (1)
440.0 ft/s (1)
6.9 ft/s (1)
102.0 ft/s (1)
65.3 ft/s (1)
228.0 ft/s (1)
143.0 ft/s (1)
386.0 ft/s (1)
19.4 ft/s (1)
11.1 ft/s (1)
39.4 ft/s (1)
75.7 ft/s (1)
25.5 ft/s (1)
46.4 ft/s (1)
16.5 ft/s (1)
22.0 ft/s (1)
82.5 ft/s (1)
14.3 ft/s (1)
71.2 ft/s (1)
197.0 ft/s (1)
13.9 ft/s (1)
38.2 ft/s (1)
32.2 ft/s (1)
300.0 ft/s (1)
33.9 ft/s (1)
305.0 ft/s (1)
6.7 ft/s (1)
23.6 ft/s (1)
5.7 ft/s (1)
16.4 ft/s (1)
5.9 ft/s (1)
7.9 ft/s (1)
105.0 ft/s (1)
7.6 ft/s (1)
207.0 ft/s (1)
13.8 ft/s (1)
22.8 ft/s (1)
38.4 ft/s (1)
9.9 ft/s (1)
11.8 ft/s (1)
354.0 ft/s (1)
180.0 ft/s (1)
490.0 ft/s (1)
209.0 ft/s (1)

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Sheath Material

316 Stainless Steel (17)
304 Stainless Steel (15)
Carbon Steel (13)
Brass (12)
Hastelloy C-276 (1)

Pressure, Max

7000.0 psi (10)
5200.0 psi (8)
5000.0 psi (7)
2810.0 psi (2)
5950.0 psi (2)
5300.0 psi (2)

7000.0 psi (10)
5200.0 psi (8)
5000.0 psi (7)
2810.0 psi (2)
5950.0 psi (2)
5300.0 psi (2)
4120.0 psi (2)
7800.0 psi (2)
300 psi (1)
150 psi (1)
940.0 psi (1)
2150.0 psi (1)
1470.0 psi (1)
720.0 psi (1)
640.0 psi (1)
3160.0 psi (1)

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Flange Diameter

0.0 in (15)
1.5 in (2)
2 in (2)
1 in (1)
2.5 in (1)

Process Temperature, Min

0.0 °F (10)
70.0 °F (7)

compliance

RoHS3 (17)

Process Temperature, Max

1200.0 °F (7)

Product Compatibility

Standard Length 3/8" Stem Bimetal Thermometers, Armored Thermometers (4)
Armored liquid-in-glass thermometers, #14-gage test thermocouples (1)
260W series for 1/4" elements, 385W series for 3/8" elements (1)

Well Type

Tapered (1)
Flat face Flange (1)
Raised face Flange (1)
Straight (1)

Materials

304 Stainless Steel (1)
Brass (1)
316 Stainless Steel (1)

Pipe Size, Max

1.05 in (2)
1.315 in (1)

Pipe Size

0.75 in (1)
1 in (1)

Process Connection Type

NEF Thread (1)

Process Connection Size

1/4 in (1)

Thermowells

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18 Products

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SERIES-260S

0.260 in Bore Diameter Threaded Straight/Stepdown Thermowells

Threaded thermowells are available in straight and step down shanks. Ideal for 1/4 inch diameter elements. Click here to shop more thermowells.

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260-COMMODITY

0.260 in Bore Diameter Threaded Thermowells

Threaded thermowells have a bore diameter of 0.260" and are our most popular thermowells due to their low cost. Click here to browse more thermowells.

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SERIES-385H

0.385 in Bore Diameter Threaded Heavy Duty Thermowells

Threaded thermowells have a bore diameter of 0.385" with a tapered shank. Ideal for 3/8 inch diameter elements. Click here to shop more.

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S-260-S-385

Sanitary Thermowells for 0.260 in & 0.385 in Bore Diameters

Sanitary thermowells have shank styles of straight & step down. Ideal for sanitary applications such as food and pharmaceuticals. Click here for more.

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SERIES-260L

0.260 in Bore Dia Threaded Lagging Extension Thermowells

Threaded thermowells have a bore diameter of 0.260" with a straight shank & lagging extension. Ideal for 1/4" Dia elements. Click here to see more.

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SERIES-260H

0.260 in Bore Diameter Threaded Heavy Duty Thermowells

Threaded thermowells have a bore diameter of 0.260" with a tapered shank. Ideal for 1/4 inch diameter elements. Click here to shop more.

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SERIES-260W

0.260 in Bore Diameter Socket-Weld Design Thermowells

Socket-weld thermowells have a straight shank & are ideal for 1/4 inch diameter elements. Varity of materials available. Click here to see more.

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Series-IT-W

Affordable Industrial Thermowells, 2.5" & 5", Brass/Stainless, NPT 3/4"

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SERIES-385HL

0.385 in Bore Dia Threaded Heavy Duty Lagging Thermowells

Threaded thermowells have a bore diameter of 0.385" with a tapered shank & lagging extension. Ideal for 3/8" Dia elements. Click here to shop more.

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SERIES-260F-385F

Flanged Thermowells for 0.260 in & 0.385 in Bore Diameters

These flanged thermowells have a straight shank & are ideal for 1/4 inch ad 3/8 inch diameter elements. Click here to shop thermowells.

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SERIES-385A-260A

Test/Limited Space Thermowells for 0.260 in & 0.385 in Bore Dia

Thermowells have straight shanks & have a thread connection style. Varity of materials/ cap & chain are available. Click here to see more.

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SERIES-385S

0.385 in Bore Diameter Threaded Straight Thermowells

Threaded thermowells are available in straight shanks. Ideal for 3/8 inch diameter elements. Click here to shop more thermowells.

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445L

0.445 in Bore Dia Threaded Step Down Thermowells

Threaded thermowells have a bore diameter of 0.445" with a step down shank and are ideal industrial glass thermometers. Click here to see more.

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SERIES-385W

0.385 in Bore Diameter Socket-Weld Design Thermowells

Socket-weld thermowells have a straight shank & are ideal for 3/8 inch diameter elements. Varity of materials available. Click here to see more.

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SERIES-BSP-7MM

Metric Threaded Thermowells for Metric Elements

Threaded thermowells are available in straight, step down, & tapered shanks. Imperial versions available. Click here to shop all metric thermowells.

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SERIES-385L

0.385 in Bore Dia Threaded Lagging Extension Thermowells

Threaded thermowells have a bore diameter of 0.385" with a straight shank & lagging extension. Ideal for 3/8" Dia elements. Click here to see more.

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SERIES-260V-385V

Van Stone Thermowells for 0.260 in & 0.385 in Bore Diameters

Van Stone Thermowells have a straight shank & are ideal for 1/4 inch ad 3/8 inch diameter elements. Click here to shop thermowells.

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SERIES-260HL

0.260 in Bore Dia Threaded Heavy Duty Lagging Thermowells

Threaded thermowells have a bore diameter of 0.260" with a tapered shank & lagging extension. Ideal for 1/4" Dia elements. Click here to shop more.

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Thermowells

DwyerOmega thermowells protect temperature sensors from pressure, flow, and corrosion, ensuring accurate measurements in harsh environments. Ideal for industrial applications.