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20AWG PFA Insulated Type K Thermocouple Extension Wire High Temperature Resistant

원래 장소 상하이
브랜드 이름 Huona
인증 ISO9001
모델 번호 K형
최소 주문 수량 500M
가격 협상 가능
포장 세부 사항 판지/나무로 되는 케이스
배달 시간 5-21 일
지불 조건 L/C, T/T, 웨스턴 유니온
공급 능력 달 당 500 톤
제품 상세 정보
등급 K형 단열재 PFA
지휘자 크기 20AWG 구성 2코어 트위스트 페어
표준 길이 100m/롤 작동 온도 -60°C ~ 260°C
단열재 색상 레드(KP) / 화이트(KN) 전압 정격 300V
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Type K Thermocouple Extension Wire – PFA Insulated, 20AWG


Product Overview


This PFA-insulated Type K thermocouple extension wire from Huona is a dedicated signal transmission solution for Type K temperature sensors, designed to accurately transmit low-level thermoelectric signals from the sensing point to the control or measurement instrument. Manufactured with precision-matched KP/KN thermocouple alloy conductors and high-performance PFA fluoropolymer insulation, this wire offers excellent high-temperature resistance, electrical insulation, and chemical stability. It maintains consistent thermoelectric performance over long transmission distances, minimizing signal loss and measurement error, making it ideal for industrial process control, laboratory testing, and HVAC system temperature monitoring.



Core Specifications


  • Product Name: Type K Thermocouple Extension Wire
  • Conductor Material: KP (Chromel, positive leg, red) / KN (Alumel, negative leg, white)
  • Insulation Material: PFA (Perfluoroalkoxy) fluoropolymer
  • Standard Conductor Size: 20AWG (0.519mm² cross-section)
  • Wire Configuration: 2-core twisted pair (red + white)
  • Standard Outer Diameter: 2.2mm
  • Standard Length: 100m/roll (custom cut lengths available)
  • Thermoelectric Performance:
    • Accuracy Class: IEC Extension Grade
    • Thermoelectric Power: Matched to Type K thermocouple standards

  • Operating Temperature Range: -60°C ~ 260°C (continuous use)
  • Standards Compliance: IEC 60584-3, GB/T 4989, RoHS 2.0, REACH



Key Differentiating Advantages


1. High-Precision Signal Transmission


The KP/KN conductor alloy is strictly calibrated to match Type K thermocouple standards, ensuring minimal signal deviation and accurate temperature reading transmission. The twisted pair design reduces electromagnetic interference (EMI), maintaining measurement accuracy even in industrial environments with electrical noise.

2. Superior PFA Insulation Performance


PFA insulation offers excellent high-temperature resistance (up to 260°C continuous use), far outperforming PVC or polyethylene insulations. It also features outstanding chemical resistance to acids, alkalis, and organic solvents, as well as low smoke and zero halogen properties, making it suitable for harsh industrial environments.

3. Excellent Mechanical Durability & Flexibility


The PFA insulation provides high tensile strength and abrasion resistance, while maintaining good flexibility for easy installation in tight spaces, conduits, or around complex geometries. It resists cracking under repeated bending and thermal cycling, ensuring long-term reliability.

4. Wide Operating Temperature Range


The wire operates reliably from cryogenic temperatures down to -60°C up to 260°C, covering a wide range of application scenarios from low-temperature refrigeration systems to high-temperature industrial ovens.

5. Easy Identification & Installation


The red/white color-coded insulation provides clear polarity identification, preventing connection errors during installation. The smooth PFA surface allows for easy stripping and termination, reducing installation time and improving work efficiency.



Technical Specifications Table

Attribute Typical Specification
Thermocouple Type Type K (KP/KN)
Insulation Material PFA (Perfluoroalkoxy)
Conductor Size 20AWG (0.519mm²)
Configuration 2-core twisted pair
Standard Length 100m/roll
Operating Temperature -60°C ~ 260°C
Insulation Color Red (KP) / White (KN)
Voltage Rating 300V
Dielectric Strength ≥2000V AC
Insulation Resistance ≥100 MΩ·km



Supply & Packaging Standard


  • Supply Form: Continuous twisted pair wire rolls, available in standard lengths or custom cut-to-size pieces
  • Packaging: Anti-static plastic spool + moisture-proof outer packaging, suitable for long-term storage and export transit
  • MOQ: 1 roll (sample order); bulk quantities available for industrial OEMs and system integrators
  • Customization: Conductor size, insulation material, length, and shielded version (with copper braid shield for enhanced EMI protection) available upon request



Typical Application Scope


  1. Industrial Process Control: Signal transmission for thermocouple sensors in furnaces, ovens, and production lines.
  2. HVAC & Building Automation: Temperature monitoring and control in commercial heating, ventilation, and air conditioning systems.
  3. Laboratory & R&D: Precision temperature measurement in thermal analysis equipment and material testing setups.
  4. Power Generation: Temperature signal transmission for boiler, turbine, and exhaust gas monitoring systems.
  5. Electronic Equipment: Internal temperature sensing and signal transmission in power supplies, motors, and industrial machinery.