Innovator in
Heat Tracing

E&STEC Co., Ltd. has become the leading manufacturer of self-regulating heating cable in Korea with the technological know-how it has accumulated since its beginning in 1996.

Through continuous investments in R&D and production capacity, E&STEC has led domestic self-regulating heating cable market and has exported its products to all around the world including United States, China, Japan, Russia and European countries. To further familiarize our products to end-users brand name 'XAREX' was launched in 2014.

To meet growing demands from various industries, E&STEC has made ceaseless efforts to provide quality and safe products to its valued customers. The safety and reliability of its products has been certified to international standards and authorities such as IECEx, ATEX, FM, UL, NEPSI and etc.

As our core value lies in the satisfaction and success of our customers, E&STEC will always be your best and most reliable partner for electric heat tracing solution.

Welcome to E&S TEC!

We have earned the trust and respect of worldwide customers for two reasons — Great products by Great people. With pride and ownership in the jobs, we bring passion, pride and experience together. Contact us now so our E&S TEC headquarter sales staffs can help you in a timely manner.

We introduce XAREX™ for your ultimate experience.

We have worked hard on creating ideal product portfolio with proper agency approvals, to provide worldwide local business owners a great convenience to simply take advantage of our XAREX products. Replace our XAREX logo and literature with your own fresh brand for your local business by simply applying TRADE AGENT or MULTIPLE LISTING. You can also re-structure specifications without having to go through entire process of product testing from a scratch. We will help you achieve customizing process with our resources on standby.

We have true international reach

We have worked with many clients around the world, and our knowledge on suitable specification will help you get exactly what you need for your speicific market. Whether OEM, ODM or Private label, we are able to draw upon the accumulated knowledge of manufacturing capacity to satisfy various market needs.

We have a quality first philosophy.

Do not underestimate the complexity of PTC core extrusion process. Our experience on self-regulating heating cable manufacturing differentiates us from many other competitors around the world with precise quality control and long term performance. E&S TEC products will stand strong even under the harshest environment, greatly reducing your risks for liabitlity issues such as downtime caused when you distribute less qualified products to your valuable clients.

E&S TEC core values.

E&S TEC’s corporate culture is defined by a simple set of values that define how we work everyday – Trust, Innovation, and Pride. They reflect how we interact with our clients and colleagues. We hold each other accountable for creating future to be proud to work at. I hope for an opportunity to get to know each other better. Whether you are a potential customer, a small business partner, or a future employee, we look forward to finding out how we can work together to bring service to life.

James Kang

Sales & Marketing Director



With pioneering spirit, E&STEC will continue to explore new possibilities and find keys to overcome challenges that our customers face in today's harsh business environment.


E&STEC has become the leading manufacturer of self-regulating heating cable in Korea due to continuous efforts to improve quality management system, which is carried by qualified personnel and inspected & approved by third party such as ISO on a regular basis.

In order to satisfy customers with different requirements, E&STEC employees strive to maintain the manufacturing process upgraded and the source of quality suppliers secured. With its own facilities, E&STEC is able to control entire production process with meticulously trained personnels from extruding PTC core matrix to outer jacket finishes.

Global Technology & Service

By incorporating state-of-the-art manufacturing technology, E&STEC's products provide unmatched values with respect to performance, durability and efficiency. Our self-regulating heating cables are ensured by E&STEC Quality Assurance and Control Team. Technicians at E&STEC are constantly researching new ways to further satisfy customers with safe, reliable and economic heating solutions.

Customer Satisfaction

E&STEC has been able to establish long-term partnerships by putting customer satisfaction above all. Besides developing innovative and reliable heat tracing products, entire employees have worked together to provide not just tailor-made solutions to order requirements but also quick and flexible reactions to customer demands. E&STEC promises timely and accurate response to your requirements no matter how minor they are.


- Participated in CIPPE Beijing 2018
- Acquired ATEX / FM certificates for XHT
- Acquired UL certificate for RPH and XGR
- IECEx & ATEX & NEPSI certificates for XHL/XHM/XHU are in progress
- DNV GL type approval for XHT/XHL/XHM and FSR is in progress


- Acquired UL certificate for XHT
- Established Occupational Health and Safety Management System approved by K-OHSMS 18001:2007 / OHSAS 18001:2007
- Established Environmental Management System approved by ISO 14001:2009


- Corporate R&D center was established
- Participated in Abu Dhabi ADIPEC 2015


- E&S Tec moved to a larger production facility in Dongtan
- Acquired VDE certificate for EHL
- Established brand XAREX to enhance global competitiveness


- Began exporting to Germany, Netherlands, Hungary, Czech and Poland
- Began exporting roof&gutter de-icing to Japan
- Began exporting micro type heating cable to India


- Developed and introduced micro type heating cable to the market
- Began exporting micro type heating cable to Norway


- Acquired FM certificate for EHL
- Acquired EX EAC (Russian explosion proof certificate) for EHL series
- Began exporting roof&gutter de-icing to North America


- Participated in China BUILD+DÉCOR 2010
- Acquired GOST certificate. Began exporting to Russia


- Began exporting freeze protection heating cable to China
- E&S Tec moved to a larger production facility in Kwangju


- Acquired CE certificate for self-regulating heating cable


- E&S Tec was founded with a new production facility in Kimpo


- Established Quality Management System approved by ISO 9001:1994


- Developed and introduced series resistance heating cable to the market


- Developed and introduced self-regulating heating cable to the market
- Mirae E-Tec Co was founded