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12M Electric Bus AC TKT-420E
TKT-420E is a specialized bus air conditioning system designed for pure electric buses with a length ranging from 10 to 13 meters. It is powered by the battery pack of the electric bus.
TKT electric bus AC is exclusively designed for OEM use and supplied to major bus manufacturers in China such as YUTONG, Golden Dragon, Yaxing, Ankai, Neoplan, Hengtong, Shenlong, Foton, and Nanjing Golden Dragon. It is also an OEM provider for bus manufacturers worldwide, including TATA Motors, TATA Marcopolo, Daewoo, Isuzu, MAZ, INCARVEN, MODABUS, GET, and others.
– Cooling Capacity: 42KW
– Voltage: DC280-750V
– Compressor: Japan SANYO Brand Vortex Compressor, 74.4cc
– Dimension: 3200*1830*250mm
– Application: 12M Electric Bus
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This product has several benefits like its lightweight, small size, high voltage protection, and low voltage protection. Even the largest 12-meter electric vehicle model measures no more than 3.2 meters. This greatly reduces the vehicle’s weight, improves safety, and helps increase the electric vehicle’s capacity and driving range.

All Series Specification Table:

Model | TKT-160E | TKT-260E | TKT-420E | |
---|---|---|---|---|
Cooling | 16 KW | 26 KW | 42 KW | |
Heating | Heating Pump is optional | |||
Control way | Digital control panel + CAN Control(optional) | |||
Application | 6-7m EV Bus | 9-10m EV Bus | 12m EV Bus | |
Refrigerant | R134A | R407C | ||
Compressor Voltage/Power Supply | DC250-350V | DC450-750V | ||
Control Voltage/Power Supply | DC24V/8A | DC24V/10A | ||
Compressor | Electric compressor(42 cc/r) | Japan SANYO Brand Vortex Compressor(74.4 cc/r) | ||
Condenser | Model | Copper Tube and Aluminum Fin Structure | ||
Fan Air Volume | 3600 m³/h(2Fans)(3 fans is available, based on clients need) | 7200 m³/h(4Fans) | 9000 m³/h(6Fans) | |
Evaporator | Model | Copper Tube and Aluminum Fin Structure | ||
Blowers Air Volume | 7200 m³/h(4Blowers) | 10800 m³/h(6Blowers) | 14400 m³/h(9Blowers) | |
Dimension | 2700*1630*195mm | 2700*1830*250mm | 3200*1830*250mm | |
Weight | 185KG | 260KG | 280KG |
Key Advantages of TKT Electric Bus Rooftop Air Conditioners - TKT 420E
We use branded components and a copper tube aluminum fin structure to maintain performance and stability over time. This construction guarantees the longevity of our units, providing peace of mind and reliable service for many years.
Our air conditioners feature energy-saving components and an optimized layout that enhances cooling efficiency while minimizing energy consumption. This not only benefits the environment but also reduces operational costs for bus operators.
Passenger comfort is further enhanced by our fresh air options, which ensure a constant supply of clean, fresh air inside the bus. This feature is particularly beneficial for long journeys, providing a more pleasant travel experience.
We offer OEM and customized system requests to meet the specific needs of our clients. Whether you need a bespoke solution or a standard model, TKT EV Solution has the expertise to deliver.

Frequently Asked Questions
– Reliable Quality and Competitive Price: Our products offer exceptional value for money.
– Professional Support: Our well-trained sales and technical support teams are always ready to assist.
– Flexible Payment Terms: We offer various payment options to suit your needs.
We provide an 18-month warranty from the date of delivery. Free spare parts are provided for any quality-related defects during the warranty period. However, improper use is not covered under the warranty.
Typically, the lead time is around one week for small orders. For larger orders, please contact our sales team for specific details.

Certifications and Quality Assurance
Founded in 1998, TKT EV Solution has obtained numerous quality certificates, such as ISO9001:2015, IATF16969:2016, CE, EMI/EMC, and over 100 related patents. Our rigorous quality inspection process includes electromagnetic testing, pipe and core airtightness testing, drenching tests, vibration tests, and finished product testing. This comprehensive quality control guarantees the reliability and durability of our air conditioners.
Benefits of Partnering with TKT
When you choose TKT EV Solution as your bus air conditioner supplier, you gain several advantages:
– Extended Lifespan: Our bus air conditioner units last over 30% longer than lower-end alternatives.
– Stable Operation: Reliable performance even at outdoor temperatures of 45 degrees Celsius.
– Factory Pricing: Competitive pricing directly from the manufacturer.
– Customized OEM Service: Tailored solutions to meet your specific needs.
TKT EV Solution is dedicated to delivering top-tier bus air conditioning solutions that combine superior performance, durability, and environmental sustainability. Our commitment to innovation and quality ensures that our products remain the preferred choice for bus manufacturers and operators worldwide.
By choosing TKT EV Solution, you are investing in the best air conditioning solution for your bus fleet, ensuring comfort, reliability, and efficiency for years to come.
More Bus Air Conditioner Products
TKT-160E for EV Bus
> Cooling Capacity: 16KW
> Voltage: DC280-750V
> Compressor: Electric, 42cc
> Dimension: 1750*1750*230mm
> Application: 6-7M Electric Bus
TKT-160E for EV Bus
TKT-260E for EV Bus
> Cooling Capacity: 26KW
> Voltage: DC280-750V
> Compressor: Japan SANYO Brand Vortex Compressor, 74.4cc
> Dimension: 2700*1830*250mm
> Application: 9-10M Electric Bus
TKT-260E for EV Bus
TKT-420E for EV Bus
> Cooling Capacity: 42KW
> Voltage: DC280-750V
> Compressor: Japan SANYO Brand Vortex Compressor, 74.4cc
> Dimension: 3200*1830*250mm
> Application: 12M Electric Bus
TKT-420E for EV Bus
TKT-340B for Engine Driven Bus
> Cooling Capacity: 34KW/115940BTU
> Compressor: Bock Fx40 655k
> Application: Less Than 11.5m engine-driven Bus(Ambient Temperature 50℃)
> Dimension: 4120*1830*275mm
TKT-340B for Engine Driven Bus
TKT-380B for Engine Driven Bus
> Cooling Capacity: 38KW/129580BTU
> Compressor: Bock Fx40 655k
> Application: Less Than 12.8m engine-driven Bus(Ambient Temperature 50℃)
> Dimension: 4670*1830*275mm
TKT-380B for Engine Driven Bus
TKT-400B for Engine Driven Bus
> Cooling Capacity: 40KW/136400BTU
> Compressor: Bock Fx40 755k
> Application: 12-14m engine-driven Bus(Ambient Temperature 50℃)
> Dimension: 4670*1830*275mm