Home espresso machine heating elements - 2 types:
110V / 1400W ($55) home machine element with long U shaped coil. Used on many HX models. Screw in fitting (33 mm diameter)
110V / 1300W ($75) home machine element with shorter looped coil. Used on home HX and some commercial HX machines. Screw in fitting (41 mm diameter)
Both include teflon gasket.