Webasto RV Air Conditioners are the most effective units on the market. 

Enjoy year-round comfort with the Webasto Cool Top Trail 28, a compact, energy-efficient rooftop air conditioner designed for motorhomes and caravans up to 6 meters in length (will still work up to 10 meters) Whether you’re chasing the summer sun or adventuring into cooler climates, this reverse-cycle unit delivers reliable performance from -5°C to 50°C.

Engineered with a high-efficiency twin rotary Sanyo compressor, the Cool Top Trail 28 ensures quiet operation, low vibration, and optimal energy use — all in a lightweight, low-profile housing built to withstand Australia’s toughest conditions.

With its easy-to-install retractable ducting, removable air filter, and full-function remote control, managing your indoor climate has never been simpler. Switch effortlessly between cooling, heating, dehumidifying, or sleep mode, all at the touch of a button.

Key Features

• Energy-efficient cooling (2.8kW) and heating (2.6kW) capacity

• Low-profile, slimline design ideal for RVs and caravans

• Quiet operation with low noise and vibration

• Reverse cycle function with 3-speed fan for year-round use

• High-quality Sanyo twin rotary compressor

• Wide temperature range: Operates from -5°C to 50°C

• Strong yet lightweight UV-stabilised housing

• Retractable spiral duct for easy, space-saving installation

• Remote control access for all major functions

• Removable, washable air filter for hassle-free maintenance

Technical Specifications

Why Choose the Cool Top Trail 28?

• Compact yet powerful performance for small to mid-size RVs

• Quiet, comfortable living—day or night

• Proven durability in harsh Australian climates

• Simple installation with minimal maintenance

• Smart climate control at your fingertips

Whether you're touring the coast or camping off-grid, the Webasto Cool Top Trail 28 keeps your mobile lifestyle cool, quiet, and comfortable—wherever you park it.