Welcome to Hebei Nanfeng!

NF Best Sell 7KW EV PTC Heater DC600V HVCH DC24V PTC Coolant Heater

Short Description:

We are the largest PTC coolant heater production factory in China, with a very strong technical team, very professional and modern assembly lines and production processes. Key markets targeted include electric vehicles. battery thermal management and HVAC refrigeration units. At the same time, we also cooperate with Bosch, and our product quality and production line have been highly recoanized by Bosch.

Product Detail

Product Tags

Product Detail


(1) Efficient and rapid performance: longer driving experience without wasting energy

(2) Powerful and reliable heat output: fast and constant comfort for the driver, passengers and battery systems

(3) Fast and easy integration:CAN Control

(4) Precise and stepless controllability: better performance and optimized power management

Users of electric vehicles don't want to go without the comfort of heating that they are used to in combustion engine vehicles. That's why a suitable heating system is just as important as the battery conditioning, which helps to extend service life, reduce charging time and increase range.

This is where the third generation of NF high voltage PTC heater comes in, providing the benefits of battery conditioning and heating comfort for special series from body manufacturers and OEMs.

Technical Parameter

Rated power (kw) 7KW
Rated Voltage(VDC) DC600V
Working Voltage DC450-750V
Controller low voltage (V) DC9-32V
Working environment temperature -40~85℃
Storage temperature -40~120℃
Protection level IP67
Communication protocol CAN

CE certificate


Shipping and Packaging

shipping picture03

Packaging method: wooden box/carton/wooden pallet/wooden frame, etc...

Transportation method: express/air/sea/rail/land transportation


In recent years, high-voltage PTC coolant heaters have gained popularity in the automotive industry due to their efficiency and effectiveness. These heaters are designed to provide fast and reliable heating of the vehicle's cooling system, ensuring the engine and other components are running at optimal temperatures. In this blog post, we will explore the benefits of high-voltage PTC coolant heaters and why they are an important part of modern vehicles.

High-voltage PTC coolant heaters are equipped with a Positive Temperature Coefficient (PTC) element that generates heat when electric current passes through it. This unique feature allows the heater to quickly reach and maintain high temperatures, making it ideal for heating your vehicle's coolant system in cold weather. Additionally, PTC heaters are self-regulating, meaning they can adjust power output based on surrounding conditions, ensuring efficient and safe operation.

One of the main advantages of high-voltage PTC coolant heaters is their energy efficiency. Unlike traditional heating systems that rely on combustion or continuous electric heating, PTC heaters only consume electricity when heat is needed, resulting in significant energy savings. This not only reduces fuel consumption and emissions, but also extends the service life of the vehicle's electrical system.

In addition, the high-voltage PTC coolant heater helps improve the vehicle's overall performance and reliability. By maintaining optimal coolant temperatures, these heaters prevent engine wear, reduce the risk of cold starts and improve fuel combustion efficiency. Over time, this means enhanced engine performance, better fuel economy and reduced maintenance costs.

Another major advantage of high-voltage PTC coolant heaters is their versatility and compatibility with different vehicle types. Whether it's a passenger car, commercial vehicle or heavy-duty truck, PTC heaters can be customized to meet a variety of cooling system designs and requirements. This flexibility ensures the vehicle can operate smoothly in a variety of environmental conditions, from freezing temperatures to extreme heat.

In addition to its function, high-voltage PTC coolant heaters help improve vehicle occupant safety and comfort. By heating the coolant system quickly and efficiently, these heaters can heat, defrost and defog the cab faster, creating a more comfortable and safer driving experience. This is especially important for drivers in cold climates, as icy conditions can pose significant hazards on the roadways.

In addition, high-voltage PTC coolant heaters are designed to comply with strict environmental regulations and sustainability standards. By minimizing energy consumption and emissions, these heaters support the automotive industry's efforts to reduce its carbon footprint and transition to clean technologies. As a result, both car manufacturers and consumers can contribute to a greener, more sustainable future.

In conclusion, high-voltage PTC coolant heaters are an essential component of modern vehicles and offer numerous advantages in terms of efficiency, performance, versatility, safety and sustainability. As the automotive industry continues to evolve, these heaters are expected to play a vital role in enhancing the overall driving experience and minimizing environmental impact. Whether for personal use or business purposes, investing in a high-voltage PTC coolant heater is a smart decision that can bring long-term advantages to vehicle owners, manufacturers, and the planet.



Company Profile


Hebei Nanfeng Automobile Equipment (Group) Co., Ltd is a group company with 5 factories, that specially produce parking heaters, heater parts, air conditioner and electric vehicle parts for more than 30 years. We are the leading auto parts manufacturers in China.

Our factory's production units are equipped with high tech machineries, strict quality,control testing devices and a team of professional technicians and engineers endorsing the quality and authenticity of our products.

In 2006, our company has passed ISO/TS16949:2002 quality management system certification. We also bagged the CE certificate and Emark certificate making us among the only few companies in the world acquiring such high level certifications. Currently being the largest stakeholders in China, we hold a domestic market share of 40% and then we export them around the globe particularly in Asia, Europe and Americas.

Meeting the standards and demands of our customers have always been our top priority. It always encourages our experts to continuously brain storm, innovate, design and manufacture new products, impeccably suitable for the Chinese market and our customers from every nook of the world.

  • Previous:
  • Next: