Whirlpool WP2306388 Defrost Heater Refrigerator Part

Product Description

The WHIRLPOOL WP2306388 is an OEM-style defrost heater designed to restore proper defrost cycle operation in refrigeration equipment. The defrost heater energizes on a timed cycle to melt frost accumulation off the evaporator coil, preventing airflow restriction and maintaining correct cabinet temperatures. Without a functioning defrost heater, ice buildup on the evaporator will reduce cooling efficiency and can eventually cause the unit to stop cooling altogether. This part is a direct replacement for a failed or degraded heater element and is installed by appliance technicians during routine defrost system diagnostics and repair.

This defrost heater is intended for use in residential refrigerators and freezers where the defrost system relies on an electric heating element to clear the evaporator coil. It is typically found in frost-free models that run automated defrost cycles on a set interval. Technicians encountering no-cool or heavy frost complaints will often test or replace the defrost heater as part of a systematic defrost circuit diagnosis that also includes the defrost thermostat and defrost timer or control board.

Key Features

• OEM-style replacement restores factory defrost cycle performance
• Designed to clear frost accumulation from the evaporator coil during timed defrost cycles
• Precise fit reduces installation time and eliminates the need for field modification
• Addresses common failure mode of reduced cooling caused by evaporator ice blockage

Compatibility

Designed as an OEM-style replacement defrost heater for residential frost-free refrigerators and freezers requiring a direct element substitution.

Installation Notes

Installation should be performed by a qualified appliance technician. Disconnect power to the refrigerator at the outlet or breaker before accessing the evaporator compartment. Remove all stored food and allow any existing ice buildup to thaw or carefully clear it before replacing the heater element. Reconnect wiring per the existing harness routing and verify defrost cycle operation before returning the unit to service.

Technical Specifications

• Part Type: Defrost Heater

Standard Information

• Brand: WHIRLPOOL
• Manufacturer Part Number: WP2306388