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Flexible PI Heating Element Polyimide Film Heater | Fast Heating & Uniform Temperature | Custom Sizes for Industrial Equipment
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Shenzhen Datang Dingsheng Technology Co., Ltd.

Datang dingsheng technology located in the world’s first-class technology in Shenzhen,founded in 2010, has more than 50 independent technology patents and trademarks, with professional engineering research and development team, tailored to the needs of the
latest technology and the latest material heating sheet, with the most advanced technology: golden finger + SMT patch thermistor + SMT connector + the latest material + the latest technology + technology patents.

Our Responsibilities

Product Design and Development: Design and develop PI heating element products based on market demand or customer customization requirements, ensuring innovative, ergonomic, practical, and aesthetically pleasing designs.

Customer Communication and Customization: Maintain close communication with customers to understand their specific needs, provide tailored solutions, and continuously improve products based on feedback.

Quality Control: Implement rigorous quality inspection and control throughout the entire production process to ensure that every product meets standards and prevent substandard products from entering the market.

After-Sales Service: Provide furniture repair, installation, and other after-sales support to ensure customer peace of mind.

Our Top-Selling Products

Constant Temperature Heater for Medical Equipment

This Constant Temperature Heater for medical equipment is designed to provide highly accurate thermal control and uniform heat distribution for critical healthcare applications. The flexible structure and ultra-thin profile allow seamless integration into various medical devices without increasing device size or compromising ergonomics.
Engineered using advanced polyimide film and etched foil heating technology, the heater supports fast heat-up performance, excellent bending endurance, and stable temperature regulation. It incorporates precise thermal management features, including optional NTC thermistors or sensors, to ensure consistent heating and enhanced patient safety.

Custom Polyimide Heating Film for Beauty Devices

Flexible Internal Heater for Skin Care Tools

This custom-designed polyimide heating film is specifically made for beauty and skincare devices. It provides fast and uniform heating, ensuring stable temperature control for face massagers, body care tools, and hair styling equipment. With its ultra-thin, flexible structure and built-in thermistor, it fits perfectly inside compact beauty instruments. Safe low-voltage operation and precision temperature feedback make it ideal for OEM customization.

Internal Heating Pad for Massager


Heating pad is designed with advanced far infrared heating technology and a high-performance thermotherapy heating element,providing deep, soothing heat for effective neck pain relief and muscle relaxation.

Customizable in voltage, size, and power output, this heating element integrates seamlessly into wearable therapeutic products.Ideal for lumbar physiotherapy belts, electric massage wraps, and portable heat therapy devices.

Wearable and Medical Grade Constant Temperature Heating Film for Beauty, Health, and Electronic Equipment

This Universal Thermotherapy Heating Element is engineered to deliver stable and efficient temperature control across a wide range of devices. The flexible structure, thin profile, and rapid thermal response enable seamless integration into medical therapy equipment, beauty devices, wearable products, and electronic systems requiring precise heating performance.

Engineered using advanced polyimide film and etched foil heating technology, the heater supports fast heat-up performance, excellent bending endurance, and stable temperature regulation. It incorporates precise thermal management features, including optional NTC thermistors or sensors, to ensure consistent heating and enhanced patient safety.

High-Performance Battery Heating Pad

Winter Battery Heater for Stable Power

The Battery Heating Pad is specially designed for maintaining optimal battery performance during cold winter conditions. As a Winter Battery Heater, it effectively prevents power loss, capacity reduction, and freezing issues caused by low temperatures.
Made with high-quality polyimide (PI) film or Kapton material, this Battery Temperature Control Heater for Winter provides fast and uniform heat distribution while ensuring safe low-voltage operation. It can be customized to different shapes, voltages, and temperature requirements to fit various battery packs and devices.
Whether used in electric vehicles, outdoor equipment, drones, or industrial batteries, this flexible heater ensures reliable operation, stable temperature control, and extended battery lifespan even in freezing environments.

1. Thin, flexible, and durable design
2. Fast heating response and even temperature distribution
3. Safe low-voltage operation (12V/24V optional)
4. Customizable size, power, and connector options

3.7V–24V 0.2mm Thick Stainless Steel Constant Temperature Heating Plate

This stainless steel heating plate is engineered for high efficiency thermal management in various devices. The etched foil stainless steel structure delivers rapid heating response and stable temperature control, achieving uniform heat distribution across the entire surface. The heating element features excellent corrosion resistance, mechanical strength, and long service life, suitable for demanding industrial environments.

With its customizable shape, size, power, and voltage, this metal heating plate supports diverse applications such as household appliances, industrial machinery, medical devices, and automotive components. The waterproof and insulation-safe design ensures operational reliability, making it an ideal solution for precise thermal performance requirements.

Why Choose Us – Comprehensive PI heating element Supplier Services

  • Customized Design & Specification

    • Tailor-made size, shape, voltage, and power according to customer requirements.

  • Technical Support & Prototyping

    • Provide circuit design assistance, sample development, and thermal performance testing.

  • Quality Manufacturing & Certification

    • ISO-certified production, 100% inspection, and compliance with RoHS, REACH, and UL standards.

  • Efficient Delivery & After-Sales Service

    • Flexible lead time, reliable global shipping, and prompt technical support after delivery.

  • OEM/ODM & Long-Term Cooperation

    • Offer logo printing, customized packaging, and partnership programs for stable business growth.

Our PI heating element Assortment

Aerospace & High-end Instruments

In aviation and aerospace, PI heating elements are ideal for applications such as wings, anti-icing, anti-fogging, and instrument heating due to their thinness, flexibility, resistance to extreme temperatures, vacuum resistance, and low out-gassing properties.

3D printing & electronic devices

In 3D printers, it is used for heating the print bed to prevent warping and ensure stable printing. It is also commonly used in electronic devices, semiconductors, PCBs, and precision instruments for bonding heating, preheating, and temperature control.

Industrial Equipment & Fluid/Gas Heating

PI heating elements can also be found in industrial automation, oil and gas pipelines, testing environments, and tooling equipment. Their high temperature resistance, chemical resistance, and strong adhesion are utilized.

Heating for automotive energy batteries

In the automotive industry, especially in electric vehicles (EVs), PI heating elements are commonly used for battery pack preheating, fuel/electric fuel line antifreeze, mirror heating, and seat heating films.

Medical equipment & laboratory instruments

In medical equipment and analytical instruments, PI heating pads can be used for sample heating, blood analyzers, and instrument heating modules. Because of their thinness, fast response, conformability, and resistance to chemical corrosion, they are suitable for applications requiring precise temperature control.

Polyimide Heating Element

Material: Polyimide film Features: Ultra-thin, flexible, high temperature resistant (-200°C~200°C), stable electrical properties Applications: Medical equipment, lithium battery insulation, 3D printers, camera anti-fog, drones Advantages: Lightweight, low power consumption, uniform temperature, customizable shapes

Our Development History

Origin

Datang Dingsheng technology located in the world’s first-class technology in shenzhen,founded in 2010, has more than 50 independent technology patents and trademarks, with professional engineering research and development team, tailored to the needs of the latest technology and the latest material heating sheet, with the most advanced technology: golden finger + SMT patch thermistor + SMT connector + the latest material + the latest technology + technology patents.

Philosophy

 The company strictly according to Iso9001 Quality Management System Standard Implementation Management, as always the quality of products as the life of the enterprise, the entire production process of strict quality control, product quality in line with international IPC, KC standards, etc. , the products meet the needs of large and medium-sized enterprises in China, and are also sold to Europe, the US, Japan, South Korea, Hong Kong and other regions of the Chinese mainland.

Craftsmanship

With years of manufacturing experience, our products are exported to Europe, North America, and Australia, earning the trust of global clients.
We believe that PI heating is not just a product — it’s a reflection of your lifestyle.

Style Design and Matching

Aerospace

In aviation and aerospace, PI heating elements are ideally suited for applications such as wings, anti-icing, anti-fogging, and instrument heating due to their thinness, flexibility, resistance to extreme temperatures, vacuum resistance, and low out-gassing properties.

Electronic Devices

It is also commonly used in electronic devices, semiconductors, PCBs, and precision instruments for bonding heating, preheating, and temperature control.

Medical Equipment

In medical devices and analytical instruments, PI heating pads can be used for sample heating, blood analyzers, and instrument heating modules. Because of their thinness, fast response, conformability, and resistance to chemical corrosion, they are suitable for applications requiring precise temperature control.

High-end instruments

PI heating elements can also be found in industrial automation, oil and gas pipelines, testing environments, and tooling equipment. Their high temperature resistance, chemical resistance, and strong adhesion are utilized.

Battery Preheating

PI heating elements are commonly used for battery pack preheating, fuel/electric fuel line antifreeze, car mirror heating, and seat heating films.

3D Printing

Used for heating the print bed to prevent warping and ensure stable printing.

FAQ

1.Are you ISO certified?

A: ISO 9001 certified factory ensuring stable quality control from raw materials to final testing.

We use genuine DuPont Kapton film and high-precision Ni-Cr wire with full material traceability.

Each PI heating element is 100% tested for insulation resistance, voltage withstand, and uniform temperature distribution before shipment.

All products comply with RoHS and REACH requirements, and optional UL certification is available upon request.

Sample testing and approval reports are provided before mass production to ensure performance consistency

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