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7kw High Voltage Liquid Heater for Electric Vehicles

Short Description:

This high voltage coolant heater is used in new energy automotive air conditioning systems or battery thermal management systems.

  • Model: W09
  • Product Detail

    Product Tags

    Product Description

    The PTC heater is mainly used for heating the passenger compartment, defrosting and removing fog on the window, or preheating battery thermal management system battery ,to meet the corresponding regulations, functional requirements.
    The main functions of the integrated circuit water heating heater are:
    - Control function: The heater control mode is power control and temperature control;
    - Heating function: Electrical energy conversion to thermal energy;
    - Interface function: Heating module and control module energy input, signal module input, grounding,water inlet and water outlet.

    high voltage coolant heater
    high voltage coolant heater

    Product Parameter

    Item W09-1 W09-2
    Rated voltage(VDC) 350 600
    Working voltage(VDC) 250-450 450-750
    Rated power(kW) 7(1±10%)@10L/min T_in=60℃,350V 7(1±10%)@10L/min,T_in=60℃,600V
    Impulse current(A) ≤40@450V ≤25@750V
    Controller low voltage(VDC) 9-16 or 16-32 9-16 or 16-32
    Control signal CAN2.0B、LIN2.1 CAN2.0B、LIN2.1
    Control model Gear (5th gear) or PWM Gear (5th gear) or PWM


    1.Powerful and reliable heat output: fast and constant comfort for the driver, passengers and battery systems.
    2. Efficient and rapid performance: longer driving experience without wasting energy.
    3.Precise and stepless controllability: better performance and optimized power management.
    4.Fast and easy integration: easy control via LIN, PWM or main switch, plug & play integration.

    ptc heater



    Packing & Delivery

    electric parking heater


    Q: What is your term of payment?
    A: 100% payment before shipping.
    Q: Which payment form you can accept?
    A: T/T, Western Union, PayPal etc. We accept any convenient and swift payment term.
    Q: Which certificate do you have?
    A: CE.
    Q: Do you have the test and audit service?
    A: Yes, we can assist to get the designated test report for product and the designated factory audit report.
    Q: What’s is your shipping service?
    A: We can provide services for vessel booking, goods consolidation, customs declaration, shipping documents preparation and delivery bulk at the shipping port.


    Hebei Nanfeng Automobile Equipment (Group) Co.,Ltd is a group company with 6 factories, that specially produce parking heaters, parking air conditioners, electric vehicle heaters and heater parts for more than 30 years. We are the leading parking heater 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 amongst 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.

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