Phoenix Dehumidifier 250 March 30, 2015 by Taylor Dornberg The latest LGR dehumidifier in the Phoenix Stainless Series is 250 MAX. The Phoenix 250 MAX is a 145 ppd (@AHAM), 119 lb. LGR with outstanding low grain and hi-temp performance. The unit pulls only 8.2 amps and has a powerful 365 CFM of airflow.