... Rooms -R404a,R22 Available -High Quality Copeland Compressor Condensing Unit for Refrigeration Cold, Freezer, Deep-freezing Storage Rooms -Air ... type heat exchanger,high efficiency and long life;-Built-in junction box;Shut-off valves for inlet and outlet pipes, ... °C Models: JZQ02JBGY---JZQ05JBGY(2HP-5HP) Copeland Compressor Condensing Unit for Refrigeration Cold, Freezer, Deep-freezing Storage Rooms