Eumax Sweep and Degas Heated Ultrasonic cleaner SMD020 operation demoThe item Crest Ultrasonic Cleaner 175HTA 1/2 Gallon Heated with Timer Tru-Sweep Medical is in sale since Wednesday, May 13, 2020. Crest Ultrasonics patented ceramically enhanced transducers provide greater cleaning power and reliability, when compared to conventional wafer-type transducers.