Contact Us
Hebei Nanfeng Automobile Equipment (Group) Co.,Ltd
Phone: +86 18811334770
Tel: +86 0317 8620396
Tel: +86 010 58673556
Candy Jiao
E-mail: nh.jiao@auto-parkingheater.com
Email: nh.li@auto-parkingheater.com
Add: Room 505, Building B, Free Town Center, No.58, East Third Ring South Road, Chaoyang District, Beijing, 100022, P.R.China
High Voltage Heaters For Electric Vehicles
The High Voltage Heaters For Electric Vehicle utilizes high voltage PTC elements as its heating source. Employing a dual-control strategy via high voltage contactors and IGBTs—the system enables both stepped power adjustment and PWM regulation. It serves as an independent heat source for the entire vehicle by circulating a heating medium.
Description
High Voltage Heaters for Electric Vehicles
Products Descriptions

Today I will introduce NF High Voltage Heaters For Electric Vehicle to you. PTC coolant heater is an electric heater that heats antifreeze with electricity as energy source and provides heat source for passenger vehicles.
The High Voltage Heaters For Electric Vehicle utilizes high voltage PTC elements as its heating source. Employing a dual-control strategy via high voltage contactors and IGBTs-the system enables both stepped power adjustment and PWM regulation. It serves as an independent heat source for the entire vehicle by circulating a heating medium.
Products Parameters
|
Model |
NFHVH-Q10/15/20/25 |
NFHVH-Q30 |
|
Rated voltage (V) |
600 |
600 |
|
Voltage range (V) |
450-750 |
450-750 |
|
Rated power (W) |
10-20KW±10%),T_in=20℃ |
30KW±10%),T_in=20℃ |
|
Controller low voltage (V) |
9-16 or 16-32 |
9-16 or 16-32 |
|
Control signal |
Rocker switch hardwire control or CAN |
CAN |
Products Features
⚫ The heating element consists of high-voltage PTCs; the unit features an IP67 protection rating and can withstand continuous dry-burning conditions for over 500 hours.
⚫ During operation, the controller monitors high-voltage levels and current in real-time; in the event of overvoltage or overcurrent, it actively cuts off the high-voltage supply, shuts down the unit, and triggers an alarm.
⚫ The heater features a built-in high-voltage fuse capable of immediately cutting off the high-voltage supply in the event of an internal short circuit, thereby preventing malfunctions in other vehicle components.
⚫ The product has successfully obtained both EMC and E-Mark certifications.
⚫ The product supports time-based and temperature-based control functions via CAN communication; its anti-corrosion performance meets the requirements of a 720-hour neutral salt spray test.
Products details
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Products Applications
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This product is a liquid heater specially designed for pure electric buses. PTC coolant heaters use onboard energy to heat all-electric buses. The rated voltage of the product is 600V and the power is 10-30KW, which can fit various models of pure electric buses. The heating power is strong, provides sufficient heat, provides a comfortable driving environment for the driver and front passenger, and can also be used as a heat source for heating the battery.

Products advantages

- Provide sufficient heat source with adjustable power, and solve the threeproblems of defrosting, heating and battery insulation at the same time.
- Low operating cost: no oil burning, no high fuel cost;
- The product is maintenancefree, and there is no need to replace the accessories damaged by high-temperature combustion every year;
- It is clean and free of stains, and it is not necessary to clean up oil stains frequently.
- Pure electric buses no longer need fuel for heating, which is more environmentally friendly.
Products Packing

Products Qualification

FAQ
(1)Q:Are you manufacturer or trade company?
A:We are manufacturer and there are 5 factories in Cangzhou.
(2)Q:How your quality guarantee?
A: We have 100% quality guarantee to customers. We will be responsible for any quality problem.
(3)Q:Would you have a discount if l have a large order?
A:Yes we could offer different discount according to your order quantity.
(4)Q:Can we visit your factory before place the order?
A:Yes,Very welcome that must be nice to set up good relationship for business.
(5)Q:If l don't know what kind of the product I need, what should I do?
A:Just take it easy,you just need to provide us "working voltage","Power","Flow rate","temperature" and "media." Then, we can suggest the most suitable product to you,or we provide you our e-catalogue for your reference,you choose the suitable model,you only need to tell us the model number.
(6)Q:What is your MOQ? Can I mix different styles to a start order?
A:Our MOQ is 1pc, you can order different styles as a start order.
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