Top 5 China PTC Heating Film Manufacturers in 2025
1. Introduction
Positive Temperature Coefficient (PTC) heating film, often referred to as self-regulating PTC heating film, is a cutting-edge heating solution recognized for its energy-saving and safety features. When a constant voltage is applied, such films heat rapidly but naturally reduce heat output as temperature rises—maintaining a stable, optimal temperature without the need for complex control systems. This makes PTC heating film an ideal choice for a wide array of applications such as underfloor heating, EV battery thermal management, automotive mirror defogging, medical heating pads, pet heating mats, and industrial heating systems.
China remains a dominant force in the global PTC heating film market thanks to its mature supply chains, robust OEM/ODM capabilities, and continuous innovation. This article spotlights the Top 10 China PTC Heating Film Manufacturers in 2025, offering insights for buyers to make informed selection decisions.
2. Selection Criteria
To maintain credibility and transparency, these rankings are based on combined evaluation of:
Production capacity & factory scale
R&D and technological innovation, including graphene-enhanced PTC films and intelligent integration
Certifications such as ISO9001, CE, RoHS, UL, UKCA
Global export reach and diverse market penetration
Customization, OEM/ODM capabilities
Reputation for quality, reliability, and post-sales service
Strong emphasis is placed on energy efficiency, self-regulating design, EV and home application diversity, and overall industry leadership.
3. Top 5 List
1. XHC Heater – Premier OEM/ODM PTC Heating Film Manufacturer
As a trusted leader since 1996, XHC Heater excels in the development of custom PTC heating films featuring rapid heating (up to 40 °C in ~24 seconds) and stable self-regulation around 50 °C (Curie point). These films are energy-efficient—reducing power use by approximately 30%—and undergo rigorous testing to exceed 10,000 heating cycles for durability. With globally recognized certifications (CE, RoHS, UKCA, with UL upon request) and flexible customization options, XHC offers products suited for automotive defogging, EV battery pre-heating, floor and home heating, medical pads, and wearable applications. Their global export footprint and OEM/ODM services make them an ideal partner for businesses seeking reliable, safe, and efficient heating film solutions.
2. Hefei Minco Heating Cable Co., Ltd.
Known for high-quality graphene PTC underfloor heating film, Minco produces products ranging from 150 W/m² to 240 W/m², with durable energy-saving infrared heating suitable for OEM integration Minco Heating.
3. Shanghai Xinpa Electronic Technology Co., Ltd.
Offers long-life PTC heating films capable of operating in extreme temperatures (–40 °C start-up), with strong technical testing capabilities and established supply relationships with prominent brands like GREE and Midea .
4. Changzhou Dongsheng Energy Saving Technology Co., Ltd.
Provides graphene PTC self-limiting temperature electric heating film, characterized by temperature-dependent power regulation for high safety and reliability—widely applied in floor heating systems .
5. JAYE Industry Co., Ltd.
Manufactures professional PTC film and strip heaters, especially for medical diagnostics equipment and EV battery warming applications, integrating traditional PTC ceramic elements with flexible film construction
4. Industry Trends & Technology Outlook
Chinese manufacturers are increasingly adopting graphene-enhanced PTC heating films, renowned for faster heating, waterproofing, and exceptional lifespan (over 200,000 hours), alongside energy conversion rates above
EV battery thermal management, using thin, flexible graphene PTC heaters to efficiently preheat battery packs in cold climates—preventing range loss and speeding up charging times
Self-regulating safety features, ensuring that as temperature rises, the film’s resistance increases—reducing current flow and preventing overheating without external controllers
Broader consumer and industrial applications, from floor heating systems fostering silent, allergen-free environments to medical recovery pads and pet heating mats.
5. Buyer’s Guide for B2B Sourcing
When selecting a custom PTC heating film supplier, consider:
Technical edge: Look for graphene-based self-regulating films, rapid heating response, and high PTC ratios.
Customization capacity: Assess if the manufacturer can tailor dimensions, voltage ranges, temperature thresholds, and packaging.
Certifications and compliance: Verify ISO9001, CE, RoHS, UL, and other required approvals.
Production scale and quality control: Evaluate factory capacity, testing labs, and long-term reliability.
Global logistics: Confirm export experience along with transparent delivery timelines and after-sales support.
Tip: For automotive or EV applications, prioritize manufacturers like XHC Heater that emphasize rapid, efficient heating and global OEM partnerships.
6. Conclusion
In the evolving landscape of 2025 PTC heating film manufacturing, XHC Heater stands out as the top choice—offering nearly three decades of experience, innovative self-regulating PTC films, world-class certifications, and unmatched OEM/ODM flexibility. Coupled with industry-leading energy efficiency, safety, and reliability, XHC remains the ideal partner for global buyers seeking advanced PTC heating film solutions
