Refrigerator Defrost Bimetal Thermostat

The DA47-00243K is a defrost bimetal thermostat used in frost-free refrigerators. It monitors evaporator temperature during the defrost cycle and interrupts heater current when a safe temperature is reached, preventing overheating of the evaporator assembly.

Key Features:

• Bimetal switch opens at an over-temperature threshold to protect the defrost heater

• Normally closed at low temperatures to allow heater current during defrost

• Compact design with two spade-type electrical terminals

• Drop-in replacement for DA47-00243B, DA47-00243C, DA47-00243J, and related variants

• Compatible with many Samsung and affiliated refrigerators citing DA47-00243K (or cross-references AP4403832, PS4140510) as the defrost thermostat part