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KPX Type K Thermocouple Extension Wire Premium PVC Insulated 0.5mm² 20AWG

China KPX Type K Thermocouple Extension Wire Premium PVC Insulated 0.5mm² 20AWG

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KPX Type K Thermocouple Extension Wire Premium PVC Insulated 0.5mm² 20AWG

MOQ： 200m
Price： Negotiable
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Payment Terms	L/C,T/T,Western Union
Supply Ability	500 tons per month
Delivery Time	5-21 days
Packaging Details	Carton/Wooden case
Grade	KPX
Insulation Material	High-Grade Flame-Retardant PVC
Conductor Size	20AWG (0.5mm²)
Configuration	Single-conductor
Standard Length	1000m/spool
Operating Temperature	-20°C ~ 105°C
Insulation Color	Red
Voltage Rating	300V
Brand Name	Huona
Model Number	KPX
Certification	ISO9001
Place of Origin	Shanghai

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Product Details
Company Details

Product Specification


Payment Terms	L/C,T/T,Western Union	Supply Ability	500 tons per month
Delivery Time	5-21 days	Packaging Details	Carton/Wooden case
Grade	KPX	Insulation Material	High-Grade Flame-Retardant PVC
Conductor Size	20AWG (0.5mm²)	Configuration	Single-conductor
Standard Length	1000m/spool	Operating Temperature	-20°C ~ 105°C
Insulation Color	Red	Voltage Rating	300V
Brand Name	Huona	Model Number	KPX
Certification	ISO9001	Place of Origin	Shanghai
High Light	KPX Type K thermocouple wire ，PVC insulated thermocouple cable ，20AWG temperature measuring cable

KPX Type K Thermocouple Extension Wire – High-Grade PVC Insulated, 0.5mm² 20AWG General-Purpose Grade

Product Overview

This KPX Type K thermocouple extension wire from Huona is a cost-effective, high-reliability signal transmission solution for general industrial Type K temperature sensing systems, purpose-built for bulk industrial projects, building automation, and standard equipment internal wiring. Constructed with KP (Chromel, Type K thermocouple positive leg) precision-calibrated alloy conductor, paired with matching KN (Alumel, negative leg) for complete circuit compatibility, and high-grade flame-retardant PVC insulation, this wire delivers consistent thermoelectric performance, excellent mechanical durability, and outstanding value for large-scale deployments. It is engineered for use in general industrial control systems, HVAC projects, and equipment manufacturing, where balanced performance and cost efficiency are critical.

Core Specifications

Product Name: KPX Type K Thermocouple Extension Wire
Conductor Material: KP (Chromel, Type K thermocouple positive leg)
Insulation Material: High-grade flame-retardant PVC (red finish)
Standard Conductor Size: 20AWG (0.5mm² cross-section)
Wire Configuration: Single-conductor (KPX Chromel leg, matching KNX Alumel leg available as a matched pair)
Standard Outer Diameter: 2.0mm
Standard Length: 1000m/spool (custom cut lengths available)
Thermoelectric Performance:
- Accuracy Class: IEC Extension Grade 2
- Thermoelectric Power: Strictly calibrated to IEC Type K thermocouple standards
Operating Temperature Range: -20°C ~ 105°C (continuous use)
Standards Compliance: IEC 60584-3, GB/T 4989, RoHS 2.0, REACH, flame-retardant compliance with general industrial wiring standards

Key Differentiating Advantages

1. Cost-Effective for Large-Scale Bulk Deployments

This general-purpose grade offers an optimal balance of performance and cost, making it ideal for large-scale industrial projects, building automation systems, and high-volume equipment manufacturing. The 1000m long spool length reduces material waste and lowers per-unit installation costs, perfect for bulk procurement.

2. Flame-Retardant PVC Insulation for Enhanced Safety

The high-grade flame-retardant PVC insulation meets general industrial safety standards, providing excellent flame resistance, self-extinguishing properties, and good resistance to abrasion, moisture, and mild chemical exposure. It ensures long-term reliability in general indoor and sheltered industrial environments.

3. Precision-Calibrated Conductor for Stable Signal Transmission

The KP (Chromel) conductor is manufactured with strict alloy composition control, ensuring consistent thermoelectric performance and accurate temperature reading transmission. The wire is paired with matching KNX Alumel wire to form a perfectly matched Type K extension circuit, eliminating measurement errors caused by conductor mismatch.

4. Easy Installation & High Visibility

The bright red insulation provides high visibility for easy identification in complex wiring systems, preventing connection errors during installation. The smooth PVC surface allows for fast, clean stripping and termination, reducing installation time and labor costs for large projects.

5. Wide Compatibility with Standard Systems

This wire is fully compatible with all standard Type K thermocouple sensors, connectors, and instrumentation, allowing seamless integration into new or existing temperature monitoring systems. It is suitable for a wide range of general-purpose applications, from HVAC systems to industrial machinery internal wiring.

Technical Specifications Table

Attribute	Typical Specification
Thermocouple Type	KPX (Type K, Chromel Positive Leg)
Insulation Material	High-Grade Flame-Retardant PVC
Conductor Size	20AWG (0.5mm²)
Configuration	Single-conductor
Standard Length	1000m/spool
Operating Temperature	-20°C ~ 105°C
Insulation Color	Red
Voltage Rating	300V
Dielectric Strength	≥1500V AC
Insulation Resistance	≥ 100 MΩ·km

Supply & Packaging Standard

Supply Form: Continuous wire on standard industrial plastic spools, available in standard lengths or custom cut-to-size pieces
Packaging: Wrapped in stretch film + sealed in moisture-proof outer packaging, suitable for long-term storage and export transit
MOQ: 1 spool (sample order); bulk quantities available for industrial OEMs, system integrators, and large-scale projects
Customization: Conductor size, insulation material, length, and matched KNX wire pairs available upon request

Typical Application Scope

General Industrial Control: Temperature signal transmission for Type K thermocouple sensors in standard industrial control systems.
HVAC & Building Automation: Temperature monitoring and control in commercial heating, ventilation, and air conditioning systems.
Equipment Manufacturing: Internal temperature sensing and signal transmission in general industrial machinery and power supplies.
Large-Scale Projects: Bulk temperature wiring for factories, warehouses, and large-scale industrial facilities.
General Indoor Wiring: Temperature monitoring in indoor industrial environments, control cabinets, and equipment rooms.

Company Details

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Business Type:

Manufacturer,Exporter 
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Year Established:

2008 
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Total Annual:

8000000-100000000
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Employee Number:

100~120 
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Ecer Certification：

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Huona (Shanghai) New Material Co., Ltd. Was established in 2008, currently have three divisions: Magnesium Division, Thermal Spray Division and Functional Material Division.Magnesium Division produces magnesium metal products. Various models of high-quality magnesium alloy plate, magnesium rods, hig... Huona (Shanghai) New Material Co., Ltd. Was established in 2008, currently have three divisions: Magnesium Division, Thermal Spray Division and Functional Material Division.Magnesium Division produces magnesium metal products. Various models of high-quality magnesium alloy plate, magnesium rods, hig...

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