4*30mm Temperature Sensor SUS Probe K J PT100 1-5m Shielded Braide Wire Thermocouple

• Customization: Available
• Installation Type: U-Terminal
• Sensing Type: Thermocouple
• Model NO.: 4mm*30mm K J PT100 thermocouple
• Contact: Contact
• Output Signal Type: Digital Type
• Production Process: Normal Wirewound
• Material: Stainless Steel
• Measuring Medium: Temperature
• Customized: Accept Customization
• Temperature Range: K: 0-800℃ J: 0-400℃ PT100 :-50-400
• Type: Electric Water Heater Parts
• Theory: Temperature Sensor
• Index Number: K/ J/ PT100
• Probe Size: 4*30mm
• Cable Length: 1m, 2m, 3m, 5m
• Can Be Customized: Yes
• Transport Package: Plastic and Carton
• Specification: SUS, resistance wire
• Origin: China
• HS Code: 84779000
• Production Capacity: 5000PCS One Week Can Supply

Product Description

Specification

Type	Electric Water Heater Parts
Theory	Temperature Sensor
Temperature Sensor	K/ J/ PT100
Temperature Measurement Range	K: 0-800℃ J: 0-400℃ PT100 :-50-400℃
Probe Material	304 Stainless Steel
Cable Length	1M/2M/3M/5M
Probe size	4*30mm
Can be Customized	Yes

Specification Size

4mm*30mm Stainless Steel Temperature Sensor Probe K J PT100 1m 2m 3m 5m Shielded Braide Wire Thermocouple

4x30mm K 1m 2m 3m 5m
4x30mm J 1m 2m 3m 5m
4x30mm PT100 1m 2m 3m 5m

(Accept Customization)

If you want other type probe length,wire length or probe diameter, please check our store or connect Customer Service.

Product Description

Product Introduction

Thermocouple is one of the temperature detection components with a wide range of applications, and its advantages are as follows
1. The temperature measurement is accurate, not affected by the intermediate medium, and it is in direct contact with the object on the north side.
2. The application and temperature control range are very wide.
3. Simple structure and convenient use.

Product Advantage

1.Stainless steel probe, high temperature resistant, suitable for all kinds of bad temperature measuring occasions, has a longer service life and has the advantages of waterproof, oil-proof, acid-proof, corrosion-proof and leakage-proof.
2.High temperature resistant and high density metal shielded wire, oxidation resistance, anti-interference, accurate temperature measurement and strong information transmission ability.
3.U-shaped terminal, with firm installation, convenient connection and good transmission effect, red is the positive electrode and blue is the negative electrode.
4.Imported chips have fast reaction speed.

Product Operate Guide

1. Selection of Thermocouple Type
Choose the appropriate thermocouple type (e.g., K, J, T, S) based on the temperature range of your application. 
2. Installation Preparation
Ensure the thermocouple probe is clean and free of damage (e.g., cracks in the sheath). For accurate readings, position the sensing junction (the tip) directly in the area where temperature needs to be measured—avoid contact with non-target surfaces like walls or pipes, unless measuring surface temperatures.
3. Electrical Connection
Connect the thermocouple wires to a compatible temperature controller, data logger, or meter. Match the positive (usually red) and negative (often blue) leads to the corresponding terminals on the device. Use extension wires of the same thermocouple type to avoid measurement errors from temperature gradients in the connection lines.
4. Operation
Power on the measurement device and allow the thermocouple to stabilize—response time varies by design, but most reach steady readings within seconds. Monitor the display for real-time temperature data. Avoid exposing the thermocouple to excessive vibration, mechanical stress, or corrosive environments beyond its rated limits.
5. Maintenance and Storage
After use, inspect the thermocouple for wear, corrosion, or bending. Clean the probe with a soft cloth or appropriate solvent (avoid abrasive materials). Store in a dry, cool place, coiled loosely to prevent wire damage. Replace the thermocouple if readings become inconsistent or the sheath is compromised.
Follow these steps to ensure reliable, accurate temperature measurements with your thermocouple. Always refer to the manufacturer's specifications for model-specific guidelines.

Product Uses

Thermocouples are widely utilized across various industries due to their exceptional ability to measure temperature in extreme and dynamic environments. In industrial manufacturing, they play a critical role in monitoring and controlling temperatures in furnaces, ensuring accurate readings even in harsh, corrosive atmospheres.
In the energy sector, thermocouples are integral to power plants, both fossil fuel and nuclear. They monitor temperatures in boilers, turbine exhausts, and reactor cores, providing real-time data to prevent overheating and ensure efficient operation. Similarly, in aerospace and automotive industries, they are used to measure temperatures in engine combustion chambers, exhaust systems, and brake components, helping engineers optimize performance and enhance safety.
Beyond heavy industries, thermocouples find applications in research laboratories, where precise temperature control is vital for experiments involving chemical reactions, material testing, or cryogenics. They are also employed in household appliances like ovens and water heaters, as well as in food processing to monitor cooking and refrigeration temperatures, ensuring compliance with safety standards.
Their versatility, fast response time, and wide temperature range make thermocouples an indispensable tool in any scenario requiring reliable temperature measurement.

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