• Copper tube/aluminum fin coil
• Brass back seating service valves/ sweat connections
• AeroQuiet System for extra quiet operation: compressor sound hood, AeroMax unit top design
• DuraGuard condenser coil grille
• Powder paint finish
• Ceramic coated cabinet screws
• Discharge muffler
• Liquid line strainer
• High- and low-pressure switches
• Time/temperature defrost
• Accumulator
• Totally enclosed ICM fan motor
• Compressor cycle protector—5-minute time delay
• Compressor internal pressure protection
• Compressor internal PTC-type overloads
• Compressor start assist-capacitor and relay
• Solid-state outdoor ambient sensor
• Solid-state 2-capacity control
• Self-diagnostics
• Mechanically and electronically interlocked contactors
• Field-selectable second-stage latching
• Submersion PTC crankcase heater