NF Group 15KW 20KW 25KW 30KW PTC Coolant Heater For Electric Bus
Description
NF GROUP 30KW PTC water heater is an electric heater that uses electricity as energy to heat antifreeze and provide heat source for electric buses, intercity buses, or other kinds of large and medium-sized electric vehicles.
PTC semiconductor (positive temperature coefficient thermistor) is used as the heating device, and the shell is made of aluminum alloy.
This kind of PTC coolant heater has advantaged shown below:
We can produce customized PTC liquid heaters according to customers' requirements.
If you have any interest, you are welcome to contact us directly!
Technical Parameter
OE NO. | NFHVH-Q10/15/20/25 | NFHVH-Q30 |
Product Name | PTC coolant heater | PTC coolant heater |
Application | pure electric vehicles | pure electric vehicles |
Rated power | 15KW/20KW/25KW | 30KW |
Rated Voltage | DC600V | DC600V |
Voltage Range | DC450V~DC750V | DC450V~DC750V |
Control Low Voltage | 9V-16V or 16V-32V | 9V-16V or 16V-32V |
Control Signal | Rocker Switch Hardwire Control or CAN | CAN |
Package And Delivery


Why Choose Us
Hebei Nanfeng Automobile Equipment (Group)Co.,Ltd was established in 1993,which is a group company with 6 factories and 1 international trading company.We are the biggest vehicle heating & cooling system manufacturer in China and the designated supplier of Chinese military vehicles.Our main products are high voltage coolant heater,electronic water pump,plate heat exchanger,parking heater,parking air conditioner,etc.


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/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 packing terms?
We typically pack goods in neutral white boxes and brown cartons. If you hold a legally registered patent, we can use your branded packaging upon receiving official authorization.
Q2. What are your payment terms?
We require 100% payment in advance via T/T (Telegraphic Transfer).
Q3. What delivery terms do you offer?
We support a range of Incoterms, including:
EXW (Ex Works)
FOB (Free on Board)
CFR (Cost and Freight)
CIF (Cost, Insurance, and Freight)
DDU (Delivered Duty Unpaid)
Q4. What is your typical delivery time?
Delivery usually takes 30 to 60 days after receiving advance payment. The exact timeline depends on the product type and order quantity.
Q5. Can you manufacture based on samples?
Yes, we can produce based on your samples or technical drawings. We also have the capability to build custom molds and fixtures.
Q6. What is your sample policy?
We can provide samples if we have ready parts in stock. However, customers are responsible for sample and courier costs.
Q7. Do you test all goods before delivery?
Absolutely. We conduct 100% testing on all products prior to shipment to ensure quality.
Q8. How do you build long-term business relationships?
We focus on:
Maintaining high quality and competitive pricing to benefit our customers.
Treating every customer as a valued partner, conducting business with sincerity and respect—regardless of their origin.