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
Integrated Heating And Cooling Defrosting System
The CS-LN series defrosting system from Nanfeng Group integrates advanced PTC heating with refrigerant/water-cooling technologies to deliver rapid defrosting, defogging, and cabin temperature regulation. Specifically designed for electric buses, long-distance coaches, and public transport vehicles, the system maximizes energy efficiency while ensuring clear visibility for the driver and comfort for passengers.
Description
If you're looking for the integrated heating and cooling defrosting system, welcome to wholesale the product from our factory. As one of the leading manufacturers and suppliers in China, we will offer you the best service and fast delivery. Now, check the quotation with our seller.
Integrated heating and cooling defrosting system

Integrated heating and cooling defrosting system that uses either cold water or refrigerant as the medium, PTC as the heating element, and operates automatically through forced ventilation to provide defrosting/defogging and provide a comfortable driving environment for the driver.
Key Features
1. Intelligent 3-Mode Switching: Natural air, cooling, and heating modes to flexibly meet climate requirements.
2. High-Efficiency Heat Exchanger: 17-inch copper tube-fin (water-cooled) or dual parallel-flow evaporator (refrigerant) design; compact and thermally superior.
3. Brushless DC Fan: High airflow (≥1,200 m³/h), ultra-low noise (<55 dB), and long service life.
4. Digital Control Panel: Intuitive interface for adjusting temperature (±1°C precision) and airflow.
5. Durable PTC Heating Element: IP67-rated, withstands >500 hours of dry-burn operation, and compliant with E-Mark and EMC certifications.
6. Energy-Efficient Design: Reduces electric vehicle energy consumption while maintaining cabin comfort.
Technical Specifications
| Model | PTC Rated Power | Refrigerating Capacity | Voltage Range | Fan Power | Weight |
Dimensions (L*W*H) |
Opearting temperature |
| Cooling & Heating Combined | 5 | 3 | 460-800 | 310 | 17.5 | 475*297*515 | -40~+80 |
| Evaporation & Heating Combined | 5 | 3 | 460-800 | 310 | 17.5 | 475*255*515 | -40~+80 |
| Unit | kW |
kW |
VDC | W | kg | mm | ℃ |
application scenarios

- Electric buses, coaches, and tourist vehicles;
- Public transportation fleets;
- Heavy-duty EVs requiring dual-mode thermal management.
Why Choose NF defroster?
- Versatile Performance: Seamlessly switch between heating, cooling, and defrosting modes.
- Driver-Centric Design: Foot/face airflow distribution for ergonomic comfort.
- Low Maintenance: Brushless fan and durable PTC elements ensure long-term reliability.
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