304 Stainless Steel Thermowell G1/2 Thread 30–200mm, 6mm Tube
304 Stainless Steel Thermowell G1/2 Thread 30–200mm, 6mm Tube
304 Stainless Steel Thermowell – G1/2 Thread, 6mm Inner Diameter
Protect your temperature sensor with this precision-engineered SUS304 stainless steel thermowell. Designed for industrial and home use alike, this thermowell creates a safe, sealed pocket that shields your thermometer or temperature probe from fluid pressure, corrosion, and mechanical stress — extending the life of your sensing equipment and ensuring accurate readings every time.
Available in five tube lengths (30mm, 50mm, 100mm, 150mm, and 200mm), this thermowell fits a wide range of temperature control setups, from boilers and hot water systems to brewing equipment and HVAC applications. Made in Mainland China.
Key Features
- Premium SUS304 Stainless Steel – Corrosion-resistant, durable, and built for long service life
- Flawless Surface Finish – No bubbles, no pinholes, and no surface blemishes for a reliable seal
- G1/2" (BSP) Male Thread – Standard DN15 fitting for easy, universal installation
- 6mm Inner Diameter – Accommodates temperature sensor probes up to 6mm in diameter
- Multiple Length Options – Choose 30mm, 50mm, 100mm, 150mm, or 200mm to suit your application
- High Temperature & Pressure Rated – Rated up to 250°C and 2 MPa for demanding environments
- Nylon Component Rated – Nylon fitting withstands up to 80°C continuously (100°C short-term)
Specifications
| Material | SUS304 Stainless Steel |
| Thread Type | BSP (G) 1/2" – DN15 |
| Inner Diameter | 6mm |
| Outer Diameter | 8mm |
| Max Temperature | 250°C (steel body); 80°C continuous / 100°C short-term (nylon part) |
| Max Pressure | 2 MPa |
| Available Tube Lengths | 30mm / 50mm / 100mm / 150mm / 200mm |
Package Contents
- 1× Thermowell (in your chosen length)
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Note: Actual color may vary slightly from images due to monitor brightness and lighting conditions. Please allow minor measurement tolerances.
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Frequently Asked Questions
Q: What thread standard does this stainless steel thermowell use?
A: This thermowell uses a BSP (G) G1/2" (DN15) male pipe thread standard, making it compatible with a wide range of valves, pipes, and fittings commonly used in plumbing, HVAC, and industrial systems.
Q: What is the maximum sensor probe size that fits inside this thermowell?
A: The thermowell has a 6mm inner diameter and an 8mm outer diameter. Any temperature sensor or probe with a diameter of 6mm or less can be installed inside the tube.
Q: Can this thermowell handle high-pressure and high-temperature environments?
A: Yes. The SUS304 stainless steel body is rated for a maximum temperature of 250°C and a maximum pressure of 2 MPa, making it well-suited for boilers, hot water systems, and other demanding industrial or home brewing applications. Note that the nylon fitting component is rated for up to 80°C continuously.
Q: Which tube length should I choose?
A: Select a tube length based on the depth of your pipe or vessel and how far your sensor needs to be immersed for accurate readings. Available options are 30mm, 50mm, 100mm, 150mm, and 200mm — measure your installation point before ordering to ensure the best fit.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.