Description
High-Performance Prick-Nib Thermocouple for Accurate Surface & Penetration Temperature Measurement
The “Ji” Japsin Instrumentation Heavy Duty Prick-Nib Type Thermocouple is a robust and highly reliable temperature sensing solution designed for industrial, laboratory, and field applications. Engineered to measure temperatures ranging from -50°C to 1000°C, this thermocouple is ideal for both surface contact and penetration-based temperature measurement across a wide range of materials and environments.
This thermocouple features a sharp prick-nib probe tip, allowing easy penetration into semi-solid materials, insulation, food products, rubber, plastics, and other surfaces where conventional probes may not provide accurate readings. With a 4-inch ergonomic handle, 1-meter durable cable, and standard yellow K-type connector, it ensures convenience, durability, and compatibility with most digital temperature indicators and controllers.
If you are looking for a heavy-duty industrial thermocouple probe for high-temperature measurement, this product offers excellent performance, durability, and precision.
Product Overview
Designed for demanding industrial conditions, the Prick-Nib Type Thermocouple combines precision sensing with rugged construction. It is widely used for:
- Penetration temperature measurement
- Surface temperature monitoring
- Industrial process applications
- Maintenance and inspection tasks
With a wide temperature range (-50°C to 1000°C), it is suitable for both low and high-temperature applications, making it a versatile tool for engineers, technicians, and quality control professionals.
Key Features
1. Wide Temperature Range (-50°C to 1000°C)
This thermocouple is capable of measuring a broad temperature spectrum, making it suitable for:
- High-temperature industrial processes
- Surface heat measurement
- Food and material testing
- Laboratory applications
2. Sharp Prick-Nib Probe Design
The specialized needle-point (prick-nib) tip allows:
- Easy penetration into soft or semi-solid materials
- Accurate core temperature measurement
- Improved contact with surfaces
- Faster response time
3. Heavy Duty Construction
Built for rugged industrial use, this thermocouple offers:
- Strong probe design
- Durable materials for long life
- Resistance to wear and mechanical stress
- Reliable performance in harsh environments
4. K-Type Thermocouple Compatibility
Equipped with a standard K-type thermocouple sensor, it ensures:
- High accuracy and stability
- Wide compatibility with temperature indicators
- Fast response time
- Reliable performance in industrial conditions
5. Ergonomic 4″ Handle
The thermocouple includes a 4-inch heat-resistant handle, providing:
- Comfortable grip
- Safe handling during high-temperature measurement
- Better control and positioning
6. 1 Meter Flexible Cable
The durable cable ensures:
- Easy access to difficult measurement points
- Flexibility in industrial environments
- Reliable signal transmission
7. Standard Yellow Connector
Supplied with a mini K-type yellow connector, it allows:
- Plug-and-play compatibility
- Easy connection with instruments
- Quick setup and usage
Applications
The Heavy Duty Prick-Nib Thermocouple is widely used across multiple industries:
1. Industrial Manufacturing
- Monitoring temperature of raw materials
- Checking heated components
- Surface temperature verification
2. Food Industry
- Measuring internal temperature of food products
- Quality control in food processing
3. Plastic & Rubber Industry
- Measuring temperature of molds and materials
- Testing soft or semi-solid materials
4. HVAC & Maintenance
- Checking insulation temperatures
- Surface temperature measurement of ducts
5. Laboratory & Testing
- Material testing
- Research and development
6. Automotive & Mechanical
- Engine component temperature checks
- Exhaust and surface temperature monitoring
Advantages of Prick-Nib Thermocouple
Compared to standard probes, prick-nib thermocouples provide:
- Better penetration for accurate readings
- Faster response due to direct contact
- Versatility in both surface and internal measurements
- Ease of use in various materials
Construction Details
Probe Tip
- Sharp needle-type tip
- Designed for penetration and surface contact
- High thermal conductivity
Sensor Element
- K-type thermocouple
- Reliable and stable output
- Suitable for wide temperature range
Handle
- Heat-resistant material
- Ergonomic design for safe usage
Cable
- Flexible and durable
- Designed for industrial use
- 1-meter length for convenience
Connector
- Standard yellow K-type plug
- Easy compatibility with instruments
Performance Benefits
- Fast response time for quick readings
- High accuracy across wide temperature range
- Durable design for long-term use
- Easy handling and operation
- Compatible with most thermocouple readers
Installation & Usage
Using this thermocouple is simple:
- Connect the yellow K-type connector to your temperature indicator.
- Insert or press the probe tip into the surface or material.
- Wait for a stable reading.
- Record temperature data.
Ensure proper contact for accurate readings.
Maintenance Tips
- Keep probe clean after use
- Avoid bending or damaging the tip
- Store in a dry place
- Do not exceed maximum temperature range
- Periodically check cable and connector
Why Choose “Ji” Japsin Instrumentation?
1. Trusted Industrial Brand
2. High-Quality Manufacturing
3. Durable and Reliable Products
4. Suitable for Industrial Use
5. Competitive Pricing
6. Wide Range of Instrumentation Products
Japsin Instrumentation is committed to delivering precision temperature measurement solutions for industrial applications.
Conclusion
The “Ji” Japsin Instrumentation Heavy Duty Prick-Nib Type Thermocouple is a reliable, durable, and versatile temperature measurement tool designed for professionals who require accurate readings in demanding environments. Its sharp probe design, wide temperature range, and rugged construction make it ideal for industrial, laboratory, and field use.
Whether you need to measure surface temperature or penetrate materials for internal readings, this thermocouple provides precision, speed, and reliability.
Japsin Instrumentation – Since 1974

Aditya Verma –
Perfect fit
Advait Kapoor –
Top-notch quality, reliable performance!
Nitin Joshi –
The prick-nib design gives quick response and accurate readings.