Visible Heater Structure: A bent heater tube, two insulated wires and two terminal connectors provide recognizable shape, making it easier to review connection layout during part replacement Size Reference: Product photos show 46.48cm / 18.3inch overall length, 13.97cm / 5.5inch wire length and 0.84cm / 0.33inch terminal width for pre installation checks Part Number Guidance: Confirmed numbers WP2323198, 2323198, AP6007345, 1408375 and 2176065 help with part number comparison, so buyers can review visible markings on the removed component before purchase Part: This refrigerator defrost heater assembly keeps the search centered on a dedicated heater part, helping buyers compare the correct component before ordering Single Pack For Repair Use: You receive a single refrigerator defrost heater assembly for evaporator maintenance and defrost repair, with a reminder to compare connector shape and part numbers first