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Best Thermowells - Buying Guide

Last Updated: 07/20/2019

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Bestselling Thermowells on Amazon

  1. 1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew B...
  2. 1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew B...
  3. Atlas Scientific PT-1000 100mm Temperature Thermowell -273 C to 1300 C
  4. 1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew B...
  5. 1/2 inch thermowell weldless with Screw nut Gasket Stainless Steel 304 for Homebrew Brewing 30mm 50m...
  6. Winters TST Series Tridicator Service Thermowell, 1/4" NPT
  7. 1.5 inch tri clamp thermowell with 1/2 inch Internal Thread 55mm 100mm 150mm 200mm 300mm 400mm 500mm...
  8. Yuayan 50-250mm Stainless Steel Thermowell 1/2" NPT Threads for Temperature Sensors
  9. 1/2 inch thermowell weldless with Screw nut Gasket Stainless Steel 304 for Homebrew Brewing 30mm 50m...
  10. T-PRO Bonded RTD PT100 Sensor 2M/6.6Ft Wire

  #1

1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew Boiler 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm (30mm)

 Ean: 0725714174297   |    PartNumber: ZC-16   |   Asin: B07DXNLHDZ

1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew Boiler 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm

Features

Brand: Otomatico   |   Manufacturer: Lepai

Item Dimensions: 0.79 x 0.79 x 1.57 inches (2.0 x 2.0 x 4.0 cm)   |   Package Dimensions: 1.18 x 1.89 x 4.02 inches (3.0 x 4.8 x 10.2 cm)

Amazon Price: $8.99 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 24 hours
List Price: $11.00

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  #2

1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew Boiler 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm (50mm)

 Ean: 0725714174303   |    PartNumber: ZC-16   |   Asin: B07DXFWV6B

1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew Boiler 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm

Features

Brand: Otomatico   |   Manufacturer: Lepai

Item Dimensions: 0.79 x 0.79 x 2.36 inches (2.0 x 2.0 x 6.0 cm)   |   Package Dimensions: 0.55 x 2.2 x 4.17 inches (1.4 x 5.6 x 10.6 cm)

Amazon Price: $9.99 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 24 hours
List Price: $12.00

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  #3

Atlas Scientific PT-1000 100mm Temperature Thermowell -273 C to 1300 C

 PartNumber: PT-100   |   Asin: B07KJJ5CTC

This 100mm temperature thermowell is used to protect temperature probes placed in systems with high pressure or flow.

Features

  • 100mm Thermowell Extension
  • Temperature range: -273 C to 1300 C
  • Threading: 1/2 NPT
  • Material: 304 stainless steel
  • Reaction Time: 90% value in 12 seconds
  • See more on Amazon...

Brand: Atlas Scientific   |   Manufacturer: Atlas Scientific

Amazon Price: $20.00 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 24 hours
List Price: $20.00

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  #4

1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew Boiler 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm (150mm)

 Ean: 0725714174334   |    PartNumber: ZC-16   |   Asin: B07DXCWQ1Z

1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew Boiler 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm

Features

Brand: Otomatico   |   Manufacturer: Lepai

Item Dimensions: 0.79 x 0.79 x 6.3 inches (2.0 x 2.0 x 16.0 cm)   |   Package Dimensions: 1.02 x 2.13 x 7.87 inches (2.6 x 5.4 x 20.0 cm)

Amazon Price: $14.89 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 24 hours
List Price: $17.00

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  #5

1/2 inch thermowell weldless with Screw nut Gasket Stainless Steel 304 for Homebrew Brewing 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm (50mm)

 Ean: 0725732419288   |    PartNumber: ZN-15   |   Asin: B07F295WHD

1/2 inch thermowell weldless with Screw nut Gasket Stainless Steel 304 Homebrew Brewing 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm

Features

Brand: Otomatico   |   Manufacturer: Lepai

Item Dimensions: 0.79 x 0.79 x 2.36 inches (2.0 x 2.0 x 6.0 cm)   |   Package Dimensions: 2.36 x 3.54 x 6.3 inches (6.0 x 9.0 x 16.0 cm)

Amazon Price: $14.89 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 24 hours
List Price: $17.00

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  #6

Winters TST Series Tridicator Service Thermowell, 1/4" NPT

Model: TST025   |    Mpn: TST025   |    PartNumber: TST025   |   Asin: B0087VL54E

Tridicator service thermowell. 1/4" x 1/4" NPT connection.

Features

Brand: Winters Instruments   |   Manufacturer: Winters

Package Dimensions: 1 x 5 x 5.5 inches (2.5 x 12.7 x 14.0 cm)

Amazon Price: $17.58 | as of 07/20/2019(8:57am pst)
Availibility: Temporarily out of stock. Order now and we'll deliver when available. We'll e-mail you with an estimated delivery date as soon as we have more information. Your credit card will not be charged until we ship the item.
List Price: $17.58

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  #7

1.5 inch tri clamp thermowell with 1/2 inch Internal Thread 55mm 100mm 150mm 200mm 300mm 400mm 500mm (200mm)

 Ean: 0725732419592   |    PartNumber: ZC-02   |   Asin: B07F6XCQXG

1.5 inch tri clamp thermowell with 1/2 inch Internal Thread 55mm 100mm 150mm 200mm 300mm 400mm 500mm

Features

Brand: Otomatico   |   Manufacturer: Lepai

Item Dimensions: 0.79 x 0.79 x 8.27 inches (2.0 x 2.0 x 21.0 cm)   |   Package Dimensions: 0.79 x 0.79 x 8.27 inches (2.0 x 2.0 x 21.0 cm)

Amazon Price: $19.99 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 3-4 business days
List Price: $28.00

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  #8

1/2 inch thermowell weldless with Screw nut Gasket Stainless Steel 304 for Homebrew Brewing 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm (100mm)

 Ean: 0725732419295   |    PartNumber: ZN-15   |   Asin: B07F28B6C8

1/2 inch thermowell weldless with Screw nut Gasket Stainless Steel 304 Homebrew Brewing 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm

Features

Brand: Otomatico   |   Manufacturer: Lepai

Item Dimensions: 0.79 x 0.79 x 4.33 inches (2.0 x 2.0 x 11.0 cm)   |   Package Dimensions: 1.73 x 4.61 x 7.76 inches (4.4 x 11.7 x 19.7 cm)

Amazon Price: $16.99 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 24 hours
List Price: $20.00

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  #9

T-PRO Bonded RTD PT100 Sensor 2M/6.6Ft Wire

 Ean: 0759974533150   |    PartNumber: Bonded   |   Asin: B07C1BBYTH

Product Detail:
Temperature rang: -50~200
Element:Pt100(Platinumi)
Probe Model: Bonded
Cable Size:Length 2000mm
Cable Material:PFA

Features

  • Temperature rang: -50~200
  • Element:Pt100(Platinumi)
  • Probe Model: Bonded
  • Cable Size:Length 2000mm
  • Cable Material:PFA
  • See more on Amazon...

Brand: T-PRO   |   Manufacturer: T-PRO

Package Dimensions: 0.35 x 6.26 x 9.21 inches (0.9 x 15.9 x 23.4 cm)

Amazon Price: $18.98 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 24 hours
List Price: $18.98 | Used Price: $12.70

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  #10

1/2 inch npt thermowell weldless with Fixing Screw for Beer fermenter Homebrew Boiler 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm (50mm)

 Ean: 0725732419196   |    PartNumber: ZC-08   |   Asin: B07F1RKVKP

1/2 inch npt thermowell weldless with Fixing Screw for Beer fermenter Homebrew Boiler 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm

Features

Brand: Otomatico   |   Manufacturer: Lepai

Item Dimensions: 0.79 x 0.79 x 2.36 inches (2.0 x 2.0 x 6.0 cm)   |   Package Dimensions: 1.1 x 2.13 x 3.31 inches (2.8 x 5.4 x 8.4 cm)

Amazon Price: $9.99 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 24 hours
List Price: $16.00

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  #11

Otomatico Npt 3/4 inch thermowell Stainless Steel 304 thermowell Cap for Beer fermenter Homebrew Boiler 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm (200mm)

 Ean: 0725732419141   |    PartNumber: ZA-19   |   Asin: B07DZWKLZM

NPT 3/4 inch thermowell Stainless Steel 304 thermowell Cap for Beer fermenter Homebrew Boiler 30mm 50mm 100mm 150mm 200mm 300mm 400mm 500mm

Features

Brand: Otomatico   |   Manufacturer: Lepai

Item Dimensions: 0.79 x 0.79 x 8.27 inches (2.0 x 2.0 x 21.0 cm)   |   Package Dimensions: 1.18 x 1.57 x 9.53 inches (3.0 x 4.0 x 24.2 cm)

Amazon Price: $16.99 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 24 hours
List Price: $22.90

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  #12

Winters TBR Series Stainless Steel 304 Bi-Metal Threaded Thermowell, 2-1/2" Stem, 1/2" NPT Male x 1/2" Female NPT

Model: TBR2550-1   |    Mpn: TBR2550-1   |    Ean: 7153004603517   |    PartNumber: TBR2550-1   |   Asin: B0087VIZ9M

Standard stepped construction offering is complemented by an array of custom thermowells including: straight, tapered, sanitary and flanged configurations. CRN registered. RoHS compliant. Made of stainless steel 304. 1 Year warranty. Process connection: 1/2" NPT connection standard. Applications: Allows for the creation of a sealed system, whereby the thermometer can be removed from the application without the need for shutting down or draining the system. To protect the thermometer from possible exposure to the process media. Thermometer connection: 1/2" NPT female connection standard. Bore: 0.260" bore standard. Construction: Stepped construction standard. 1-3/8" Standard insertion length. RoHS Compliant.

Features

  • Standard stepped construction offering is complemented by an array of custom thermowells including: straight, tapered, sanitary and flanged configurations
  • CRN registered
  • RoHS compliant
  • Made of stainless steel 304
  • 1 Year warranty
  • See more on Amazon...

Brand: Winters Instruments   |   Manufacturer: Winters

Package Dimensions: 1 x 3.9 x 4.7 inches (2.5 x 9.9 x 11.9 cm)

Amazon Price: $18.99 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 24 hours
List Price: $18.99

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  #13

1/2" NPT Threads Stainless Steel Thermowell for Temperature Sensors

 Ean: 0712190270186   |    PartNumber: ASINPPOKAL10068   |   Asin: B01NAIDH2Y

Description:
Thermowells for temperature instruments are recommended for all process systems where pressure, velocity or viscous, abrasive and corrosive materials are present individually or in combination. A properly selected thermowell will protect the temperature instrument from possible damage resulting from these process variables. Furthermore, a thermowell permits removal of the temperature instrument for replacements, repair or testing without effecting the process media or the system. Specifications:
Material: Stainless steel 201
Color: Silver
Internal Thread: 1/2"NPT
External Thread: 1/2"NPT
Length: 12.1cm / 4.76"
Hexagon Size: 2.3cm / 0.9"
Rod Diameter: 1.3cm / 0.51"

Features

  • Material: Stainless steel
  • Works nicely to replace a needle thermometer in brew kettle
  • No bubbles, no pinhole and other blemishes
  • The inlet fit 1/2 inch male pipe thread.Internal Thread: 1/2NPT; External Thread: 1/2NPT
  • A quick fit thermowell protects your thermometer from possible damage.
  • See more on Amazon...

Brand: Yosoo   |   Manufacturer: Yosoo

Package Dimensions: 0.98 x 1.14 x 5.39 inches (2.5 x 2.9 x 13.7 cm)

Amazon Price: $8.99 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 24 hours
List Price: $8.99

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  #14

Yuayan 50-250mm Stainless Steel Thermowell 1/2" NPT Threads for Temperature Sensors

 Ean: 0756276984628   |    PartNumber: Yuayan   |   Asin: B07K22LDTT

Features: 100% Brand new and high quality Made of stainless steel Durable and long service life No bubbles, no pinhole and other blemishes The inlet accepts 1/2 inch male pipe thread A quick fit thermowell protects your thermometer from possible damage Specifications: Material: Stainless Steel Color: Silver Length: 50mm/100mm/150mm/200mm/250mm Tube Size: OD 8mm, Fit Dia 6mm tube, Match KE, PT100, CU50, NTC Sensor and so on Quantity: 1 Pc Note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! No Retail Package Package Includes: 1 x Thermowell

Features

  • Made of stainless steel
  • Durable and long service life
  • No bubbles, no pinhole and other blemishes
  • The inlet accepts 1/2 inch male pipe thread
  • A quick fit thermowell protects your thermometer from possible damage
  • See more on Amazon...

Brand: Yuayan   |   Manufacturer: Yuayan

Amazon Price: $4.49 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 1-2 business days
List Price: $4.49

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  #15

Stainless Steel Thermowell 1/2"NPT Threads for Temperature Sensors

 Ean: 0663862763171   |    PartNumber: Zeronecnedm4uagg   |   Asin: B079DGY2CQ

Specifications:

Material: Stainless steel 201 Color: Silver Internal Thread: 1/2"NPT External Thread: 1/2"NPT Length: 12.1cm / 4.76" Hexagonal Size: 2.3cm / 0.9" Rod Diameter: 1.3cm / 0.51" Wall Thickness: 0.1cm / 0.04" Weight: 84g(approx.)

Package Includes: 1 Thermowell

Note:

1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.

Features

  • Made of 201 stainless steel, durable and long service life
  • Works nicely to replace a needle thermometer in brew kettle
  • No bubbles, no pinhole and other blemishes
  • The inlet accepts 1/2 inch male pipe thread
  • A quick fit thermowell protects your thermometer from possible damage
  • See more on Amazon...

Brand: Zerone   |   Manufacturer: Zerone

Amazon Price: $2.29 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 1-2 business days
List Price: $2.29

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  #16

Atlas Scientific PT-1000 30mm Temperature Thermowell -273 C to 1300 C

 PartNumber: PT-30   |   Asin: B07KJGFLK3

This 30mm temperature thermowell is used to protect temperature probes placed in systems with high pressure or flow.

Features

  • 30mm Thermowell Extension
  • Temperature Range: -273 C to 1300 C
  • Threading: 1/2 NPT
  • Material: 304 Stainless Steel
  • Reaction Time: 90% Value in 12 seconds
  • See more on Amazon...

Brand: Atlas Scientific   |   Manufacturer: Atlas Scientific

Amazon Price: $20.00 | as of 07/20/2019(8:57am pst)
Availibility: Usually ships in 24 hours
List Price: $20.00

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New Releases

  1. 1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew B...
  2. 1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew B...
  3. Atlas Scientific PT-1000 100mm Temperature Thermowell -273°C to 1300°C
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  5. 1/2 inch thermowell weldless with Screw nut Gasket Stainless Steel 304 for Homebrew Brewing 30mm 50m...
  6. Winters TST Series Tridicator Service Thermowell, 1/4" NPT
  7. 1.5 inch tri clamp thermowell with 1/2 inch Internal Thread 55mm 100mm 150mm 200mm 300mm 400mm 500mm...
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  1. 1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew B...
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  3. Atlas Scientific PT-1000 100mm Temperature Thermowell -273°C to 1300°C
  4. 1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew B...
  5. 1/2 inch thermowell weldless with Screw nut Gasket Stainless Steel 304 for Homebrew Brewing 30mm 50m...
  6. Winters TST Series Tridicator Service Thermowell, 1/4" NPT
  7. 1.5 inch tri clamp thermowell with 1/2 inch Internal Thread 55mm 100mm 150mm 200mm 300mm 400mm 500mm...
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Most Gifted

  1. 1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew B...
  2. 1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew B...
  3. Atlas Scientific PT-1000 100mm Temperature Thermowell -273°C to 1300°C
  4. 1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew B...
  5. 1/2 inch thermowell weldless with Screw nut Gasket Stainless Steel 304 for Homebrew Brewing 30mm 50m...
  6. Winters TST Series Tridicator Service Thermowell, 1/4" NPT
  7. 1.5 inch tri clamp thermowell with 1/2 inch Internal Thread 55mm 100mm 150mm 200mm 300mm 400mm 500mm...
  8. 1/2 inch thermowell weldless with Screw nut Gasket Stainless Steel 304 for Homebrew Brewing 30mm 50m...
  9. T-PRO Bonded RTD PT100 Sensor 2M/6.6Ft Wire

Top Selling

  1. 1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew B...
  2. 1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew B...
  3. Atlas Scientific PT-1000 100mm Temperature Thermowell -273°C to 1300°C
  4. 1/2 inch thermowell Stainless Steel 304 with Plastic Cap for Beer fermenter ds18b20 pt100 Homebrew B...
  5. 1/2 inch thermowell weldless with Screw nut Gasket Stainless Steel 304 for Homebrew Brewing 30mm 50m...
  6. Winters TST Series Tridicator Service Thermowell, 1/4" NPT
  7. 1.5 inch tri clamp thermowell with 1/2 inch Internal Thread 55mm 100mm 150mm 200mm 300mm 400mm 500mm...
  8. 1/2 inch thermowell weldless with Screw nut Gasket Stainless Steel 304 for Homebrew Brewing 30mm 50m...
  9. T-PRO Bonded RTD PT100 Sensor 2M/6.6Ft Wire



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