R-454B Refrigerant;Scroll Compressor: Industry leading technology utilized in all models for reliable performance and increased efficiency;Hi Pressure Switches: Ensure long compressor life;All-Aluminum Coils: Evaporator and condenser coils are designed to optimize heat transfer, minimize footprint, and increase durability;ECM Blower Motor: Fixed torque energy efficient brushless DC ECM motor, provides 5 speeds;Permanently Lubricated Condenser Motor: A heavy duty PSC motor for long lasting reliability and quiet operation. Requires no maintenance and is completely protected from rain and snow;Low Voltage Transformer: Includes 3 Amp fuse to protect low voltage circuit;Liquid Line Filter Drier: Factory installed at a convenient location for service;Designed Using Galvanized Steel: With a polyester urethane coat finish, the 950 hour salt spray finish is 1.5 mil thick and resists corrosion;Compact Footprint and Profile: Make the P95 Series easy to install and transport;0" Clearance: To combustibles on duct side of the unit allows for installations in tight areas;Wire Guard Coated with Earth Friendly Epoxy and Plastic Mesh Hail Guard: A guard that will never rust and protects the units coil from being damaged;Raised Base Pan: Allows water to drain away from the unit;Easy Compressor and Control Access: Designed to make servicing easier for the contractor, access panels are provided to all controls and the compressor from the front of the unit. Hi/low service ports allow refrigerant access without disrupting operation;Easy Access: To the evaporator coil for cleaning, blower assembly removal and general maintenance;Drain Trap: Design optimizes drainage capabilities;Removable Top Grille Assembly: Allows ease of service to the fan motor;Optional Electric Heat: Field installed 5-20 KW;Notched Base Rail Supports: Allow units to be set on roof curbs or metal stands.