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BMS Controls Glossary

Package Units

What is the definition of a package unit? A package unit, also known as a packaged system, is a self-contained, prefabricated system that provides heating and cooling services for a home or business. These systems come in a variety of configurations and sizes and are typically installed onto the roof or in an outdoor space. The primary benefit of package units is that they tend to be less expensive than other HVAC systems. They also require less maintenance, as most of the components are housed within a single unit. Package units are typically powered by either electricity or natural gas, although some systems may use other fuel sources. The primary components of a package unit include an air handler, a condenser, a compressor, and an evaporator coil. The air handler is responsible for pulling in outdoor air, filtering it, and then distributing it throughout the home. The condenser and compressor ensure that the refrigerant is properly cooled and circulated throughout the system. Finally, the evaporator coil