Fe- CuNi Constantan Type J Thermocouple Wire

Name: Fe- CuNi Constantan Type J Thermocouple Wire
Brand: Jiangyin Senphus Electrical Material Co., Ltd.
SKU: 918943185

Jiangsu, ChinaJiangyin Senphus Electrical Material Co., Ltd.

Negotiable

20 kg

Sample price:US$25.00/kg.Request sample

Product profile

Customization

Available

Color

Silver

Shape

Wire

Model NO.

2mm

Surface Treatment

Pickling Annealing

Type

Nickel based precision alloy

Transport Package

Carton or Wooden Case

Origin

Jiangyin, China

Key features

Wide Operating Temperature: Operates from -210 to 1200 degrees Celsius, typically used between 0 and 750 degrees Celsius.

High EMF Output: Provides excellent EMF output against Platinum 67 with high temperature accuracy and stability.

Oxidation Resistance: Features good resistance to oxidation in vacuum, oxidizing, reducing, or inert atmospheres.

Precise Chemical Composition: Negative leg Constantan (JN) consists of Copper and Nickel in a 55:45 ratio.

OEM and ODM Services: Manufacturer offers both OEM and ODM customization services for clients.

Fast Lead Time: Average lead time is within 15 working days for both peak and off-peak seasons.

Multiple Payment Options: Accepts LC, T/T, D/P, PayPal, and Western Union for flexible transactions.

Established Manufacturer: Company established in 2002 with 515 employees and 10 R&D engineers.

Company profile

Jiangyin Senphus Electrical Material Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2010-03-03 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤11.78h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier appears to be an established electrical and electronic products manufacturer with more than 10 production lines, a 12,000 m² manufacturing plant, 6–10 quality-control staff, and stated annual output above the disclosed threshold. It reports ISO9001:2015 and ISO14001:2015 management certifications, as well as CE, UL, GS, electromagnetic-radiation, SGS, and REACH certifications. The supplier states that it has 10 years of R&D-engineer experience, 8 years of staff experience, export sales representing 71%–90% of total sales, and export reach across more than 30 countries and regions. It offers OEM cooperation and accepts several quotation and payment terms. Trade records show transactions with one Vietnamese buyer, all registered in August 2025, but the limited number of recorded transactions does not establish broad customer diversification. After-sales capability and financial credibility cannot be fully assessed from the available evidence.

Supplier typeThe supplier is presented as a manufacturer in electrical and electronic products, with products including heating cables, alloy wires, thermocouple wire, and related cable products. More than 10 production lines and a 12,000 m² manufacturing plant support classification as a production-oriented supplier rather than only a trading intermediary.

CertificationsThe supplier states that it holds ISO9001:2015 and ISO14001:2015 certificates, along with CE, UL, GS, electromagnetic-radiation, SGS, and REACH certifications. These are explicit certifications relevant to quality management, environmental management, and product compliance.

R&D capabilityThe supplier reports 10 years of R&D-engineer experience and offers a diverse range of specialized heating, alloy-wire, and thermocouple products. These facts support technical development capability, but no evidence is provided on patents, new-product launches, proprietary technology, or formal R&D investment.

Production capacityThe supplier reports more than 10 production lines, 6–10 quality-control staff, a 12,000 m² plant, and lead times within 15 workdays in both off-peak and peak seasons. Trade records also show multiple shipments of new 5 V and 16 V wire products, providing direct evidence of production and delivery activity, although the transaction history is limited.

Customization capabilityThe supplier explicitly states that OEM cooperation is welcome, and its product keywords cover multiple cable, heating, and alloy-wire categories. This supports a stated ability to accommodate customized or OEM products, but the slices do not describe customization processes, tooling, minimum order quantities, or examples of completed customized projects.

Client casesThe supplier states that it has exported to more than 30 countries and regions, including markets in America, Europe, Africa, and Southeast Asia. Separately, the available trade records identify one Vietnamese buyer, CÔNG TY TNHH IGB AUTOMOTIVE VIỆT NAM, with five listed product records and a limited number of transactions; this confirms at least one identifiable customer case but does not independently verify the broader export claim.

Product Q&A

Q:What is the operating temperature range for Type J thermocouple?

The operating temperature range is -210 to 1200 degrees Celsius, though it is typically used between 0 and 750 degrees Celsius due to iron embrittlement.

Q:Can Type J thermocouple be used in sulphurous atmospheres?

No, it cannot be used in sulphurous atmospheres above 500 degrees Celsius.

Q:What is the chemical composition of the negative leg?

The negative leg Constantan (JN) is composed of approximately 55% Copper and 45% Nickel.

Q:Does Type J thermocouple offer customization services?

Yes, the manufacturer provides both OEM and ODM services.

Q:What are the accepted payment terms?

Accepted payment terms include LC, T/T, D/P, PayPal, and Western Union.