Thermocouples are simple, rugged, and affordable temperature sensors that can be used in a variety of temperature measurement processes. It consists of two different metal wires connected at one end. If configured correctly, thermocouples can measure over a wide temperature range.
Thermocouples/RTDs are often used in conjunction with display instruments, recording instruments, computers, etc. to directly measure the temperature of liquids, gases, and solid surfaces in the range of 0℃~1800℃ in the production process.
Thermocouples are known for their versatility as temperature sensors and are manufactured in a variety of forms, such as thermocouple probes, thermocouple probes with connectors, transition joint thermocouple probes, infrared thermocouples, bare wire thermocouples, and even just thermocouple wire.

At SUWAIE, we manufacture and supply high-quality K Type Thermocouples that cater to the needs of large-scale enterprises around the world. Our thermocouples are designed to handle temperatures ranging from 0ºC to 1000ºC, making them an ideal solution for diverse applications in the manufacturing, automotive, medical, and electronics industries.
Product Specifications
- Model: WRN-191
- Type: K, exposed tip
- Temperature range: 0-1000°C
- Probe diameter: 5mm or customized
- Probe length: 50mm or customized
- Wire length: 1000mm or customized
- Thread size: 1/2"NPT, 3/8"NPT, 1/4"NPT, 1/4"BSP, 1/2"BSP, 3/8"BSP, M6x1.0, 1/4''
- Probe material: SS304
- Certifications: CE/ISO9001/ROHS
Why Choose Our K Type Thermocouples?
As a leading K Type Thermocouple manufacturer, we understand that your production process depends on accurate and consistent temperature measurements. That's why we focus on delivering products that not only meet but exceed industry standards. Here's what makes our K Type Thermocouple stand out:
- High Accuracy and Special Limits of Error
Our K Type Thermocouples come with precise temperature measurements, ensuring your processes stay within the optimal temperature range. The special limits of error are guaranteed within the standards set for thermocouples, giving you peace of mind that the readings are reliable, even in the most demanding environments.
- Durable and Protective Design
This K type thermocouple features a braided stainless steel sheath that provides additional protection from physical damage and increases durability, especially in harsh environments. It also comes with color-coded connectors (red for positive and blue for negative) to ensure proper wiring and connections for accurate measurements.
- Customizable Solutions
We understand that one size doesn't fit all. Our thermocouples come with customizable options for probe length, wire length, probe diameter, and thread size to suit your unique needs. Whether you require a specific setup for a heating element, an oven, or industrial machinery, we've got you covered.
- Versatile Applications
SUWAIE's K Type Thermocouples are used in a wide range of industries, including optical communications, automotive manufacturing, medical equipment, and home appliances. They are also ideal for applications requiring accurate temperature readings in production lines, sensors, and testing equipment.
- Reliable Performance in Critical Environments
Our K Type Thermocouples are designed for reliable performance in harsh and critical environments. Whether it's high heat, pressure, or exposure to chemicals, you can count on these sensors to provide accurate readings when you need them most.
Why SUWAIE Is the Best Choice for Your K Type Thermocouple Needs?
At SUWAIE, we believe in delivering more than just high-quality products-we provide solutions to your temperature measurement challenges. With over 300 employees, more than 50 senior engineers, and a commitment to precision, we offer products that meet the most stringent industry standards.
Our K Type Thermocouples are manufactured in a state-of-the-art facility with ISO 9001:2003 and ISO 13485:2008 certifications, ensuring you receive a product that guarantees both reliability and compliance with global standards. We offer OEM & ODM services to cater to specific customer needs, ensuring that each thermocouple is designed with your application in mind.
Our experienced engineers work closely with you to create the most effective solution, whether you need custom measurements or have specific application requirements. No minimum order quantities and fast lead times (5-7 days for samples, 7-30 days for mass production) further ensure that you can get the products you need when you need them.

Ready to Take Your Temperature Measurement to the Next Level?
Partner with SUWAIE for your K Type Thermocouple needs, and experience the difference in performance, reliability, and customer service. Our thermocouples will help streamline your manufacturing process, enhance product quality, and ensure precision in your temperature control systems.
We're here to help you solve your temperature measurement challenges with high-quality, customized, and affordable solutions. Contact us today (info@suwaie.com)for more information and to request a quote tailored to your specific requirements!
FAQ
What is the typical lifespan of a K Type Thermocouple?
The lifespan of a K Type Thermocouple depends on the operating conditions such as temperature, environment, and usage. However, our thermocouples are built to last and are designed to perform reliably in industrial settings for many years.
Can the K Type Thermocouple be customized to my specifications?
Yes, we offer customized thermocouples in various lengths, diameters, and thread sizes to meet your unique needs. Whether it's for specific machinery or specialized applications, we can create a solution that works for you.
What kind of environments can the K Type Thermocouple be used in?
Our thermocouples are designed for use in harsh environments, including high-temperature settings, exposure to chemicals, and heavy industrial applications. The stainless steel sheath ensures the thermocouple is durable and reliable, even in tough conditions.
How accurate are the readings from a K Type Thermocouple?
Our K Type Thermocouples are highly accurate, with an error limit that adheres to the special limits of error specified for thermocouples. The tolerance is within acceptable standards for precision temperature measurement.
Do you provide international shipping?
Yes, we ship our K Type Thermocouples globally. Our robust export packing ensures that your products arrive in perfect condition, no matter where you are located.


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