Electric Bus HVAC Systems
Electric bus HVAC systems are essential components for maintaining passenger comfort and reliable vehicle operation in public transportation. Designed for 6–12 m (hybrid) electric buses, trolleybuses, and school buses, our HVAC solutions support multiple configurations, including cooling-only, heat pump heating and cooling, and optional PTC auxiliary heating to meet different climate conditions and vehicle requirements.
With intelligent control strategies, efficient thermal components, and proven experience in public transportation applications, our electric bus HVAC systems provide stable cabin temperature management while optimizing auxiliary energy consumption. The solutions have been applied in electric buses exported to Europe, South America, and other international markets, supporting reliable operation across diverse operating environments.
Flexible HVAC Configurations
Multiple HVAC configurations are available, including cooling-only, heat pump heating and cooling, and optional PTC auxiliary heating, allowing adaptation to different climate conditions and commercial vehicle requirements.
Reliable Performance for Continuous Operation
Designed for long-duration electric bus operation, the HVAC system provides stable cooling and heating performance to support passenger comfort during frequent-stop and high-utilization service cycles.
Energy-Efficient Thermal Management
Intelligent inverter control and optimized system operation reduce unnecessary auxiliary energy consumption while maintaining consistent cabin temperature control and thermal performance.
Compact Design for Vehicle Applications
The low-profile rooftop structure, optimized system layout, and standardized interfaces support efficient vehicle packaging and adaptation across different electric bus platforms.
Electric Bus HVAC Systems Portfolio
Our electric bus HVAC portfolio is designed to meet the diverse climate control requirements of commercial electric transportation. The product range covers cooling-only systems, heat pump heating and cooling systems, and optional PTC-assisted heating configurations, supporting different climate conditions and vehicle operating requirements.
Designed for 6–12 m electric buses, hybrid buses, trolleybuses, and school buses, our HVAC solutions combine efficient thermal management, intelligent control strategies, and durable system design to support reliable operation in demanding public transportation environments.
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Application
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Function
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Cooling Capacity
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Heating Capacity (Heat Pump/PTC)
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Dimension
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Voltage Range
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Refrigerant Type
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Control Power Supply
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|---|---|---|---|---|---|---|---|
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6-7 m electric bus, coach
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Cooling
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18000 Kcal/h, 20.9 kW / 71300 BTU
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/
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L2525*W1620*H250 mm
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DC 350-750 V
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R410a/R407c
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DC 24 V
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6-7 m electric bus, coach
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Heating and Cooling
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18000 Kcal/h, 20.9 kW / 71300 BTU
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16000 Kcal/h, 18.57 kW / 63400 BTU
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L2525*W1620*H250 mm
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|||
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6-7 m electric bus, coach
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Heating and Cooling (5-10 kW PTC auxiliary heat)
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18000 Kcal/h, 20.9 kW / 71300 BTU
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16000 Kcal/h, 18.57 kW / 63400 BTU
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L2525*W1620*H250 mm
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|||
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7-8 m electric bus, coach
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Cooling
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20000 Kcal/h, 23.22 kW / 79000 BTU
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/
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L2525*W1620*H250 mm
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|||
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7-8 m electric bus, coach
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Heating and Cooling
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20000 Kcal/h, 23.22 kW / 79000 BTU
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18000 Kcal/h, 20.9 kW / 71000 BTU
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L2525*W1620*H250 mm
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|||
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7-8 m electric bus, coach
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Heating and Cooling (5-14 kW PTC auxiliary heat)
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20000 Kcal/h, 23.22 kW / 79000 BTU
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18000 Kcal/h, 20.9 kW / 71000 BTU
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L2525*W1620*H250 mm
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|||
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8-9 m electric bus, coach
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Cooling
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24000 Kcal/h, 28 kW / 95200 BTU
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/
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L2890*W1830*H250 mm
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|||
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8-9 m electric bus, coach
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Heating and Cooling
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24000 Kcal/h, 28 kW / 95200 BTU
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22000 Kcal/h, 25.58 kW / 87000 BTU
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L2890*W1830*H250 mm
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|||
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8-9 m electric bus, coach
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Heating and Cooling (5-14 kW PTC auxiliary heat)
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24000 Kcal/h, 28 kW / 95200 BTU
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22000 Kcal/h, 25.58 kW / 87000 BTU
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L2890*W1830*H250 mm
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|||
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10-11 m electric bus, coach
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Cooling
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30000 Kcal/h, 34.83 kW / 119000 BTU
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/
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L4270*W1830*H250 mm
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|||
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10-11 m electric bus, coach
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Heating and Cooling
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30000 Kcal/h, 34.83 kW / 119000 BTU
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28000 Kcal/h, 32.51 kW / 111000 BTU
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L4270*W1830*H250 mm
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|||
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10-11 m electric bus, coach
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Heating and Cooling (5-16 kW PTC auxiliary heat)
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30000 Kcal/h, 34.83 kW / 119000 BTU
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28000 Kcal/h, 32.51 kW / 111000 BTU
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L4270*W1830*H250 mm
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|||
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11-12 m electric bus, coach
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Cooling
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32000 Kcal/h, 37.15 kW / 127000 BTU
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/
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L4270*W1830*H250 mm
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|||
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11-12 m electric bus, coach
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Heating and Cooling
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32000 Kcal/h, 37.15 kW / 127000 BTU
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30000 Kcal/h, 34.83 kW / 119000 BTU
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L4270*W1830*H250 mm
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|||
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11-12 m electric bus, coach
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Heating and Cooling (5-16 kW PTC auxiliary heat)
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32000 Kcal/h, 37.15 kW / 127000 BTU
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30000 Kcal/h, 34.83 kW / 119000 BTU
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L4270*W1830*H250 mm
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* For additional configurations and customized solutions, please contact us at: contact@jenwyntech.com
Why Choose Our Electric Bus HVAC Solutions
Proven Reliability for Electric Bus Applications
With more than 17 years of bus HVAC development and manufacturing experience, our electric bus HVAC systems have been validated through long-term operation in public transportation fleets. The systems are designed for high-frequency daily operation with low failure rates and long service life requirements.
Intelligent Energy-Saving Control
Equipped with full inverter control technology, the HVAC system automatically adjusts compressor and fan operation according to cabin temperature conditions. Compared with conventional fixed-speed systems, intelligent frequency control reduces auxiliary power consumption and helps improve vehicle energy efficiency.
Optimized Cooling & Heating Performance
The HVAC system is designed with sufficient cooling and heating capacity margins considering long-term performance degradation over the vehicle lifecycle. High-efficiency heat exchangers and optimized refrigeration components ensure stable thermal performance, rapid cabin temperature adjustment, and reliable operation under different climate conditions.
Low-Noise Design for Passenger Comfort
The HVAC unit adopts a sealed vibration-isolated structure with optimized mechanical and airflow design to reduce operating noise, vibration, and heat transfer, improving passenger comfort in urban transportation environments.
Reliable Electrical Safety & System Durability
The system incorporates three-level insulation protection, optimized electrical layout, independent cooling for electronic components, and automotive-grade electrical components to improve safety, reliability, and service life under continuous operation.
International Compliance & Application Experience
Our electric bus HVAC systems have completed CE certification and EMC compatibility testing, with products applied in electric buses exported to Europe, South America, and other international markets.
Manufacturing and Quality Assurance
Our electric bus HVAC systems are supported by comprehensive manufacturing, testing, and quality assurance capabilities, covering product development validation, production process control, and system performance verification. These capabilities ensure consistent quality, reliability, and long-term operational performance for commercial vehicle applications.
Manufacturing processes are managed according to IATF 16949-based quality management practices, with strict controls covering incoming inspection, component traceability, assembly processes, functional testing, and final product validation. Dedicated production facilities and specialized validation equipment support reliable production and continuous improvement of HVAC systems for electric bus platforms.
HVAC Engineering & Validation Capability
We provide comprehensive HVAC engineering and validation capabilities, covering thermal performance analysis, system optimization, environmental testing, and reliability evaluation. These capabilities support electric bus HVAC development from initial design verification through production validation.
HVAC Manufacturing Capability
Supported by dedicated HVAC production and assembly capabilities, our manufacturing processes cover refrigerant circuit assembly, electrical system inspection, functional performance testing, and final quality verification to ensure consistent product performance and reliability.
Automotive Quality & Scalable Production
Electric bus HVAC systems are produced under automotive-grade quality management processes with controlled manufacturing procedures, component traceability, and process monitoring. Supported by scalable manufacturing resources, the production capability can support annual output of up to 50,000 HVAC units and related components.
Engineering Support for Electric Bus HVAC Systems
Successful EV projects require effective technical communication between vehicle developers and system suppliers. We provide technical support for our EV systems, including product documentation, interface information, communication protocols, and engineering assistance during system integration.
Our support helps customers better understand system requirements, address technical issues during development and testing, and improve integration efficiency throughout the project lifecycle.
Our support includes:
- Review EV system configurations and identify potential risks
- Discuss vehicle requirements, interfaces, and application conditions
- Provide 3D and STEP files for layout and mechanical fit assessment
- Support sample installation, commissioning, and validation
- Support fault diagnosis and system troubleshooting
- Provide continuous technical communication throughout the project
Frequently Asked Questions
We provide electric bus HVAC solutions with multiple configurations, including cooling-only systems, heat pump heating and cooling systems, and optional PTC auxiliary heating solutions. These configurations can be adapted to different climate conditions, vehicle platforms, and operating requirements.
Our HVAC systems are designed for commercial passenger vehicles, including 6–12 m electric buses, hybrid buses, trolleybuses, and school buses. They are suitable for urban transit, shuttle, and other commercial transportation applications requiring reliable climate control.
Yes. The HVAC portfolio supports heat pump heating configurations, with optional 5–16 kW PTC auxiliary heating available for applications requiring additional low-temperature heating capability. The suitable configuration depends on vehicle requirements and regional climate conditions.
The HVAC systems incorporate multi-level insulation protection, optimized electrical layout, high-temperature low-smoke halogen-free wiring, reliable electrical terminals, and dedicated cooling solutions for electronic components to improve operational safety and service life.
Our electric bus HVAC systems have been applied in commercial transportation projects and exported to international markets, including Europe, South America, and other regions. The products have been validated under different operating environments and climate conditions.
Yes. In addition to electric bus HVAC systems, we also support customized thermal management solutions for other commercial vehicle applications, including trucks and special-purpose vehicles.
For applications requiring integrated thermal management functions, such as battery thermal management system (BTMS) integration, solutions can be developed based on specific vehicle requirements and system specifications.
Please contact our team for further technical discussion.You may send your detailed inquiry to contact@jenwyntech.com
Typical production lead time is approximately 60 days, depending on product configuration, order quantity, and production scheduling. Please contact our sales team for project-specific delivery schedules.