
Our Type N Thermocouple E xtension Cable, 20 AWG with a low-noise shielded design, is engineered for precision in challenging industrial settings. Built for Type N thermocouples (Nicrosil-Nisil), this cable delivers accurate temperature readings with IEC 60584-2 Class 1 accuracy. The PVC insulation handles temperatures from -20°C to +105°C, while the aluminum Mylar shield with a drain wire and twisted pair design keeps electrical noise to a minimum. Rated for 300V and featuring 20 AWG stranded conductors, it’s durable and flexible for tough installations. Available in a convenient spool, this cable is perfect for keeping your temperature data clean and reliable in noisy environments.
The thermocouple extension cable market is thriving, driven by industries like aerospace, power generation, and petrochemicals that demand high-accuracy temperature monitoring. Low-noise cables are increasingly critical as automation and real-time data systems grow, especially in environments with heavy electrical interference. PVC insulation remains popular for its durability, affordability, and flame-retardant properties, aligning with safety standards like IEC 60332-1. Type N thermocouples are gaining traction for their stability and accuracy at high temperatures compared to older types. Our Type N cable meets IEC 60584-3 and ANSI MC96.1 standards, making it a top choice for industries needing reliable, noise-free performance.

| Thermocouple T ype | Compensating Wire Type | Usage | EMF Standard | Precision Grade | General Grade | |||
| Temperature /℃ | Value /μV | Tolerance μV | EMF Range μV | Tolerance μV | EMF Range μV | |||
| K | KX,KCA or KCB | G | -25 | -968 | ±40 | -924~-1012 | ±80 | -880~-1 056 |
| 100 | 4096 | 4052~4140 | 4 008~4 184 | |||||
| H | -25 | -968 | ±40 | -924~-1012 | ±88 | -880~-1 056 | ||
| 100 | 4096 | 4052~4140 | 4 008~4 184 | |||||
| 200 | 8138 | 8094~8182 | 8 050~8 226 | |||||
| J | JX | G | -25 | -1 239 | ±62 | -1177~-1301 | ±123 | -1 116~-1 362 |
| 100 | 5269 | 5207~5331 | 5 146~5 392 | |||||
| H | -25 | -1239 | ±62 | - 177~-1301 | ±123 | -1 116~-1 362 | ||
| 100 | 5269 | 5207~5331 | 5 146~5 392 | |||||
| 200 | 10779 | 10717~10841 | 10 656~10 902 | |||||
| E | EX | G | -25 | -1432 | ±81 | -1351~-1513 | ±138 | -1 294~-1 570 |
| 100 | 6 319 | 6238~ 6400 | 6 181~6 457 | |||||
| H | -25 | -1432 | ±81 | -1351~- 1513 | ±138 | -1 294~-1 570 | ||
| 100 | 6319 | 6238~6400 | 6 181~6 457 | |||||
| 200 | 13421 | 13340~13502 | 13 283~13 559 | |||||
| T | TX | G | -25 | -940 | ±30 | -910~-970 | ±60 | -1850 |
| 100 | 4279 | 4249~4309 | 4189~4339 | |||||
| H | -25 | -940 | ±48 | -892~-988 | ||||
| 100 | 4279 | 4231~4327 | ||||||
| 200 | 9288 | 9240~9336 | ||||||
| N | NX or NC | G | -25 | -646 | ±43 | -603~-689 | ±86 | -560~-732 |
| 100 | 2774 | 2731~2817 | 2 688~2 860 | |||||
| H | -25 | -646 | ±43 | -603~-690 | ±86 | -560~-732 | ||
| 100 | 2774 | 2731~2817 | 2 688~2 860 | |||||
| 200 | 5913 | 5870~5956 | 5 827~5 999 | |||||
| SorR | SC or RC | G | 100 | 646 | ±30 | 616~676 | ±60 | 586~706 |
| H | 100 | 646 | - | - | ±60 | 586~706 | ||
| 200 | 11441 | - | - | 1.381~1 501 | ||||
This cable excels in environments where precision and noise reduction are key. Aerospace uses it for monitoring jet engines and thermal systems, where accurate data is critical. Power generation plants rely on it for turbines and boilers, ensuring clean signals despite electromagnetic interference. Petrochemical facilities use it in reactors and pipelines, where durability and accuracy matter. Steel manufacturing benefits from its ability to handle high-heat processes while maintaining signal integrity. The 20 AWG stranded conductors make it easy to route through complex setups, and the aluminum Mylar shielding ensures low-noise performance in electrically busy environments.
Parameter | Our Type N Extension Cable | Competitor A | Competitor B |
|---|---|---|---|
Conductor Material | Nicrosil-Nisil (Type N) | Nicrosil-Nisil | Nicrosil-Nisil |
Insulation | PVC | Silicone | PTFE |
Temperature Range | -20°C to +105°C | -30°C to +100°C | -40°C to +200°C |
Wire Gauge | 20 AWG | 22 AWG | 24 AWG |
Shielding | Aluminum Mylar with Drain Wire | None | Foil Shield |
Accuracy | IEC 60584-2 Class 1 | Class 2 | Class 1 |
Flexibility | High (Stranded Conductors) | Moderate | Low |
Flame Retardancy | IEC 60332-1 Compliant | Non-Compliant | IEC 60332-3 Compliant |
Certifications | IEC 60584-3, ANSI MC96.1 | ANSI MC96.1 | IEC 60584-3 |
Applications | Noisy, Industrial Environments | General Industrial | High-Temp Environments |
Our Type N Thermocouple Extension Cable stands out for its low-noise performance and rugged design. The aluminum Mylar shielding with a drain wire and twisted pair configuration outperforms unshielded or basic foil-shielded cables, delivering cleaner signals in noisy settings. The 20 AWG stranded conductors offer better durability and flexibility than smaller gauges, making installation a breeze in tight spaces. With IEC 60584-2 Class 1 accuracy, it provides more precise readings than lower-class alternatives. The PVC insulation, compliant with IEC 60332-1 for flame retardancy, ensures safety and reliability over less robust materials. Certified to IEC 60584-3 and ANSI MC96.1, and rated for 300V, our cable is the ideal solution for demanding industrial applications.
Choose our cable for a durable, low-noise, and high-accuracy thermocouple solution that keeps your temperature monitoring on point, even in the toughest conditions.




About Us:
Our 12,000㎡ factory is equipped with complete capabilities for research, production, testing, and packaging. We strictly adhere to ISO 9001 standards in our production processes, with an annual output of 1,200 tons. This ensures that we meet both quantity and quality demands. Furthermore, all products undergo rigorous simulated environment testing including high temperature, high pressure, and corrosion tests before being dispatched, ensuring they meet customer specifications.
For all our clients, we offer timely and multilingual after-sales support and technical consulting, helping you resolve any issues swiftly and efficiently.

Client Visits
Building Stronger Partnerships

We support all kinds of testing:


FAQs:
What is the Type N Thermocouple Extension Cable used for?
Connects Type N thermocouples to instrumentation for accurate temperature measurements in high-temperature and noisy environments.What materials are used in this cable?
Nicrosil-Nisil conductors, PVC insulation, and an aluminum Mylar shield with a drain wire for low-noise performance.What’s the temperature range for this cable?
Rated for -20°C to +105°C, suitable for moderate industrial conditions.How does the low-noise design work?
Twisted pair configuration and aluminum Mylar shielding with a drain wire minimize electrical interference for clean signals.What industries use this Type N extension cable?
Aerospace, power generation, petrochemical, and steel manufacturing.Does it meet industry standards?
Complies with IEC 60584-3 and ANSI MC96.1 for accuracy and color coding.Is it durable for industrial use?
Yes, the 20 AWG conductors and rugged PVC insulation ensure durability in tough environments.Can it handle complex installations?
Yes, the stranded 20 AWG conductors provide flexibility for routing in tight spaces.