Abstract: An air cleaner system for filtering an input air into a treated air output is disclosed. Comprising an air dryer assembly configured to cool and condense moisture from incoming compressed air. A fan configured to facilitate airflow through the air dryer assembly. An air input assembly configured to receive external air. A filter assembly comprising a moisture separator and a coalescing filter, configured to remove contaminants and moisture from the compressed air. An air output assembly configured to provide treated air to a target equipment. A power supply configured to operate the air cleaner system using either AC power or a battery. A controller configured to monitor conditions within the air cleaner system and adjust the performance of the air dryer assembly and the fan. An air dryer assembly configured to cool and condense moisture from incoming compressed air. A fan configured to facilitate airflow through the air dryer assembly.