Limited Stock, Big Savings | Shop the Clearance Sale Now!
Trans/Air by Lippert Bus AC PartsTrans/Air by Lippert Bus AC Parts

Trans/Air Bus AC Parts

Outfit your fleet with high-performance bus air conditioning parts and systems from Trans/Air by Lippert. Our products are built for reliability, backed by industry expertise, and engineered to keep passengers comfortable, mile after mile.

Trans/Air is Now Part of Lippert

Busacparts.com Is Now on Lippert.com

Trans/Air was acquired by Lippert in March 2025. This means the parts you used to order on busacparts.com are now on lippert.com.

As a Trans/Air customer, you still have access to our complete catalog of AC replacement parts and excellent customer service. As part of the greater Lippert family, you now also have access to exclusive offers, robust marketing resources, and extensive technical support.

Have questions? Check out our FAQ page for more.

Find Your Trans/Air Products Here!

Find the parts you need to keep your fleet moving. From high-efficiency rooftop condensers to durable electrical components and precision-fit hoses, Trans/Air offers a full range of climate control solutions built for commercial, school, and transit vehicles.

TransAir CondenserTransAir Condenser

Condenser Parts

TransAir AC Electrical ComponentsTransAir AC Electrical Components

Electrical Components

TransAir CompressorTransAir Compressor

Engine & Compressor Parts

TransAir Bus AC Hose CutterTransAir Bus AC Hose Cutter

Tools & Equipment

TransAir Evaporator CoilTransAir Evaporator Coil

Evaporator Components

TransAir Hose FittingsTransAir Hose Fittings

Fittings & Hoses

TransAir Bus AC Bolts HardwareTransAir Bus AC Bolts Hardware

Hardware

TransAir Bus AC Trim CoverTransAir Bus AC Trim Cover

Insulation & Trim

Popular Trans/Air Parts

Discover top-performing components trusted by fleets across North America. From powerful rooftop condensers to precision-engineered evaporators and compressor mount kits, Trans/Air parts are designed for durability, built for comfort, and ready to install.

TransAir Air Conditioners for School, Commercial, Transit BusesTransAir Air Conditioners for School, Commercial, Transit Buses

Innovation in Every Component

Explore the standout solutions that define Trans/Air’s commitment to quality, performance, and reliability.

TransAir SMC3L CondenserTransAir SMC3L Condenser

SMC3L Condenser

Flexible Fit, Rugged Performance

The SMC3L microchannel skirt-mounted condensers can be used with almost every standard Trans/Air evaporator and compressor combination to complete an optimal climate control system.

  • Mounting pattern is flexible
  • Optional channels are available to attach condenser to vehicle stringers in lieu of standard floor mounting
  • Chassis is constructed of corrosion-resistant powder-coated galvannealed steel
  • Stainless steel chassis option is available
  • Non-powder coated screens, stacking kits, and winter cover kits are available options
TransAir R90 Rooftop CondenserTransAir R90 Rooftop Condenser

R90 Rooftop Condenser

Built for Demanding Transit Conditions

The R90 roof-mounted condenser, used in complete Trans/Air systems, is designed for severe duty transit applications or where skirt space is limited or unavailable.

  • Lightweight, high-capacity condenser provides for ease of installation, economical operation, and maximum serviceability
  • 10" weather-proof condenser fans provide maximum air flow
  • Filter drier receivers are used to ensure evaporators receive only liquid
  • Narrow profile offers maximum roof space to accommodate for safer installation and service
  • Lightweight microchannel coils increase condenser efficiency and require less refrigerant

Compressor Mount Kits

Built for Fit, Engineered to Perform

Trans/Air's engine mounts and compressor kits are engineered for precise fitment and long-lasting performance. Simplify your AC system setup with vehicle-specific solutions built to ISO 9001:2015 standards.

Shop Now

Our Brand Story

TransAir by Lippert LogoTransAir by Lippert Logo

Climate Control, Engineered for the Road

For over four decades, Trans/Air has set the standard for bus air conditioning systems, serving school buses, commercial buses, and electric / hybrid vehicle markets across North America. As an ISO 9001:2015 certified manufacturer, we bring precision, performance, and reliability to every product we build.

From rugged rooftop systems to high-efficiency evaporators, advanced electronics, and engine-mounted compressor kits, Trans/Air offers complete solutions to keep your fleet cool and comfortable. Whether you’re replacing a single part or outfitting an entire bus, you’ll find OEM-quality components backed by expert service and support.

Now part of the Lippert family, Trans/Air is more accessible than ever. Explore our line of climate control products and discover why fleet operators, OEMs, and service teams trust Trans/Air to deliver comfort that goes the distance.

Learn More

Related Blogs

  • Troubleshooting Your RV Air Conditioner: A Step-by-Step Guide

    Troubleshooting Your RV Air Conditioner: A Step-by-Step Guide

    Whether you're dealing with error codes, lackluster cooling, or just want to make sure everything is running smoothly, this guide will walk you through the steps to troubleshoot your RV air conditioner.

    Read more
  • Mastering the Chill: Your Ultimate Guide to RV AC Maintenance

    Mastering the Chill: Your Ultimate Guide to RV AC Maintenance 

    This comprehensive guide will walk you through the essentials of RV AC maintenance, providing practical tips and insights to keep your AC unit in top shape. 

    Read more
  • Tips for Choosing the Best RV Air Conditioner

    The Ultimate RV Air Conditioner Buying Guide 

    In this RV air conditioner buying guide, we'll walk you through everything you need to know to make an informed decision, from understanding the different types of RV AC units to installation considerations and FAQs. 

    Read more
Loading...