CLING DD series is rooftop mounted bus air conditioner for 6 to 14m bus and coach, with cooling capacity from 22000 to 38000 kcal/h, widely used in Asia, America, Middle East and Africa due to its powerful performance.

  • City Bus

  • Intercity Bus

  • Coach

  • Shuttle Bus

Technical Data Sheet

Model DD-04 DD-05 DD-06 DD-07
Cooling Capacity(kcal/h) 24000 28000 32000 38000
Max Power Consumption (A) 55 75 90 105
Evaporator Airflow(m³/h) 4000(4pcs) 5000(6pcs) 6000(6pcs) 8000(8pcs)
Condenser Airflow(m³/h) 6000(3pcs) 8000(4pcs) 10000(5pcs) 12000(6pcs)
Compressor Displacement(CC) 558 558 647 744
Refrigerant R134a R134a R134a R134a
Weight (kg) 140 170 180 200
Size (mm) LxWxH 2800*1840*210 3380*1840*210 3380*1840*210 3560*1840*210
Application (m) 8-9 9-10 10-12 12-14
1. Compressor Brand: VALEO BITZER OR BOCK
2. Fan & Blower Option: Brush or Brushless, Local or International Brand
3. Condenser Coil: Micro ChanneL, Copper Tube and Aluminium Fins
4. Regrigerant: R134a


  • Front Windward Design

    Micro-channel heat exchanger, 26% reduction in weight, 5% reduction in fuel consumption, heat exchange efficiency improved 20%, refrigerant charged 50% less, cooling capacity 10% larger.

  • 100% DACROMET Anti-corrosion Coated Coil

    800 hours salt spary test, suitable for harsh enviroment.

  •  LFT-D Structure

    Ultralight, consistent, recyclable and rigid.

  • Thermal Insulation Materials

    Environmentally friendly, antiseptic, odourless and flame-retardant(A-0).

  • Patented CAN Control

    Modular design, digital communication;PWM control module, evaporator fan stepless speed regulation; smart condenser fan control, cooling on demand.

  • Proven Performance

    Over 150,000 sets running globally since 2003.



    • Preparation

      First clean the rooftop surface, then put glue to install the sponge and rubber pad, later put glue with a glue gun around the sponge.

    • Evaporator and Condensor Installation

      Lift the condensor and evaporator to the top of the bus, install and connect the pipes and wiring harness, then fix the condesor and evaporator to the bus rooftop, put glue for sealants where needed.

    • Cover Installation

      Move the cover to the top of condensor and evaporator, check the position and drop the cover, fix screws and check the gap to follow requrements.

Detail Photos



Please feel free to send us your inquiry, and we will give you a reply within 24 hours.

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Contact Us

  • +86 18736032501

  • +86 371 6784 8720

  • No.8 Changchun Rd., High-Tech Zone Zhengzhou, 450001, P.R.China

  • marketing@clingac.com

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