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Split, Rooftop, 2 Compressors

PFS is a rooftop mounted bus air conditioner with 2 sets compressor to provide redundancy, for 7 to 12m bus and coach, with cooling capacity from 22000 to 32000 kcal/h.

  • City Bus

  • Intercity Bus

  • Coach

Technical Data sheet

Technical Datasheet PFS-IV PFS-V BFFS-05 BFFS-06
Vehicle Length(m) 7.9-8.1m 8.1-9.2m 9.2-11m 10.5-12m
Cooling Capactity(kcal/h) 22000 24000 28000 32000
Evaporator Airflow(m³/h) 4000 4000 6000 7000
Compressor 2*TM-21 2*AK-33 2*AK-33/TM-31 2*AK-33/TM-31
Size(mm) 3335*1820*187 3335*1820*187 3804*1902*210 4435*1902*210
Remark:copper structure optional BFFS


  • LFT-D structure

    Ultralight, consistent, recyclable and rigid.

  • Thermal insulation materials

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

  • Proven performance

    Over 10,000 sets running globally since 2003.

  • Quiet

    Through acoustic material and fan airflow optimization, noise level 2dB lower.

  • Powerful cooling

    Through big margin deisgn, heating transfer surface increased 30%, heating efficiency improved 10%, cooling capacity increased 10%.

  • Patented CAN control

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


    • 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.


    • PFS Bus Air Conditioner in Africa  

    • PFS Bus Air Conditioner in Asia  

    • PFS Bus Air Conditioner in America  

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  • +86 371 8533 1322

  • +86 371 6784 8720

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

  • marketing@clingac.com