Ecooler 2600 DC Powered 12V/24V Truck Air Conditioner. Product Name: • Ecooler 2600 No-Idle Truck Air Conditioner. Driven Type: • Battery Powered. Installation: • Rear Mounted. Refrigerant: • R134a. Application: • Truck Cab, Semi-Truck Sleeper, Tractor, Trailer, Construction Machinery etc. We're here to help: Easy ways to get the