NF 20KW PTC Coolant Heater Parking Heater For EV-bus
Description



As the automotive industry shifts towards sustainable solutions, the need for efficient heating systems in new energy vehicles has never been greater. We are proud to introduce cutting-edge high-voltage electric water heaters designed to meet the unique heating needs of electric trucks and electric school buses.
In the world of electric vehicles, maintaining optimal temperatures is crucial, not only for passenger comfort but also for the performance and longevity of the vehicle's battery. Our innovative PTC heaters address these challenges head-on, providing a reliable solution that ensures the cab and battery are kept at ideal temperatures, even in the coldest conditions.
High-voltage coolant heaters operate extremely efficiently and utilize advanced technology to provide rapid heating. This means drivers and passengers can enjoy a warm, comfortable environment from the moment they step inside, while a battery warm-up function enhances performance and extends battery life.
Our EV heaters are designed with durability and safety in mind to withstand the rigors of daily use in commercial applications. Its compact design can be easily integrated into a variety of vehicle models, making it a versatile option for manufacturers and fleet operators.
Additionally, our commitment to sustainability is reflected in the energy-efficient operation of our heaters, minimizing power consumption while maximizing output. This not only helps improve the overall efficiency of new energy vehicles, but also meets the growing demand for environmentally friendly solutions in the automotive industry.
Technical Parameter
OE NO. | HVH-Q20 |
Product Name | PTC coolant heater |
Application | pure electric vehicles |
Rated power | 20KW(OEM 15KW~30KW) |
Rated Voltage | DC600V |
Voltage Range | DC400V~DC750V |
Working Temperature | -40℃~85℃ |
Usage medium | Water to ethylene glycol ratio = 50:50 |
Shell and other materials | Die-cast aluminum, spray-coated |
Over dimension | 340mmx316mmx116.5mm |
Installation Dimension | 275mm*139mm |
Inlet and Outlet Water Joint Dimension | Ø25mm |
Package And Delivery


Why Choose Us
Hebei Nanfeng Automobile Equipment (Group) Co., Ltd., established in 1993, is a group company comprising six manufacturing plants and one international trading company. We are recognized as the leading manufacturer of vehicle heating and cooling systems in China and serve as a designated supplier for Chinese military vehicles. Our primary product offerings include high-voltage coolant heaters, electronic water pumps, plate heat exchangers, parking heaters, and parking air conditioners.
Our production facilities are equipped with advanced machining technologies, rigorous quality control and testing systems, as well as a team of experienced technical personnel and engineers, ensuring the quality and reliability of all our products.




In 2006,our company has passed ISO/TS 16949:2002 quality management system certification.We also bagged the CE certificate and E-mark 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.

FAQ
Q1. What are your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you hold a legally registered patent, we can pack the goods in your branded packaging upon receipt of your authorization letter.
Q2. What are your terms of payment?
A: T/T 100% in advance.
Q3. What are your terms of delivery?
A: EXW, FOB, CFR, CIF, DDU.
Q4. What is your delivery time?
A: Generally, it takes 30 to 60 days after receiving your advance payment. The exact delivery time may vary depending on the specific items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can manufacture based on your samples or technical drawings. We are also capable of developing molds and fixtures.
Q6. What is your sample policy?
A: We can provide samples if we have ready parts in stock; however, customers are responsible for covering the sample cost and courier fees.
Q7. Do you conduct quality testing on all goods before delivery?
A: Yes, we perform 100% testing on all products prior to delivery.
Q8. How do you ensure long-term and favorable business relationships?
A: 1. We maintain high product quality and competitive pricing to safeguard our customers' interests. Customer feedback consistently indicates high satisfaction with our products.
2. We treat every customer as a valued partner and are committed to building sincere, long-lasting business relationships, regardless of their geographical location.