Spa Heater Element 240V 5500W Spacomp 06M For mid-terminal applications. Incoloy 800 sheath provides superior corrosion resistance, along with epoxy potting top and bottom for the ultimate in protection. Features large O-Rings for sealing on imperfect surfaces, such as found in replacement applications. 10 inch overall length. 624552M shown with SS clip. Available individually boxed. This element is used in spa heater model B24055Y, used in spa controls by Ingenious Products, Miracle Manufacturing, IPI, Blue Dolphin spa heaters, Callaway Woodworks, Advantage Manufacturing, and others. A good replacement choice for B24055Y heaters is the 624402M element.