Robust reciprocating compressor. Easy maintenance: hinged front cover allows quick access to all components; condenser coil can be cleaned while unit is still mounted to the cabinet. R134a or R407c earth-friendly refrigerant. Models for 115, 230 and 460 single phase VAC power input. UL listed or recognized to save customers time and money with agency approvals. Operating temperature range from -40 to 55°C (with optional low-ambient package). Attractive industrial design with minimal use of visible fasteners. Reliable mechanical thermostat located behind the filter of the unit. Low-carbon mild-steel sheet-metal cover for rugged factory and outdoor environments. Easy-mount flanges for simple installation. Cleanable reusable aluminium mesh filter protects coils for maximum cooling performance. Mounting hardware, gaskets and user manual furnished with the unit. Every unit functionally tested before shipping. High-performance fans and blowers designed for densely packed enclosures.