The Span America-6500 Control Unit is the precision-engineered digital pump used to upgrade a static Custom Care Convertible mattress into a powered therapeutic system. Once connected, it provides active alternating pressure and lateral rotation therapies to treat Stage I-IV pressure injuries. This unit is designed for clinical efficiency, featuring a quiet motor and low-heat output to maintain a comfortable patient environment. Its simple interface allows caregivers to adjust pressure settings based on patient weight and comfort needs, while its safety features include visual and audible alarms for system monitoring.