Heating Element 4323190

RepairClinic Item #819416

Defrost Heater Assembly (590, 680, 690) 590 See 3013720. 680 Use Prior to Serial #1810000 see 3013720 From Serial #1810000 to #2277174 see 3070110 690 Prior to Serial #1810000 see 3013720.

Sub Zero  (OEM) Part #4323190

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  • Sub Zero Refrigerator Heating Element
  • Replaces Part Number 3013720

Helpful Tip:

Watch our “Part Testing” video to determine if the defrost heater has burned out and needs to be replaced.

Heating Element 4323190 Main Product View
Grid is 1 inch square
Refrigerator Defrost Heater Testing

Refrigerator Defrost Heater Testing

Refrigerator Maintenance Tips

Refrigerator Maintenance Tips