Norlake 149333 Defrost Heater

Product Description

The NORLAKE 149333 is a defrost heater designed for commercial refrigeration equipment. Defrost heaters cycle on during the defrost sequence to melt frost and ice buildup from evaporator coils, maintaining proper airflow and system efficiency. This part is installed by refrigeration technicians and commercial appliance service professionals working on NORLAKE walk-in coolers, reach-in units, or similar commercial refrigeration systems. The secondary reference number 220150035 may appear on the original unit or service documentation.

This defrost heater is suited for commercial refrigeration applications where periodic defrost cycles are required to prevent coil icing. It serves as a direct OEM-style replacement for units that have experienced heater failure, burnout, or physical damage during routine service. Refrigeration technicians performing scheduled maintenance or emergency repairs on NORLAKE commercial equipment will find this part relevant to their work.

Key Features

• OEM NORLAKE replacement defrost heater for commercial refrigeration units
• Secondary part reference 220150035 for cross-referencing service documentation
• Designed to restore proper defrost cycle operation and prevent evaporator coil icing
• Supports system efficiency by maintaining clear airflow across the evaporator coil

Compatibility

Designed as an OEM-style replacement defrost heater for NORLAKE commercial refrigeration equipment. Consult the unit service manual or nameplate data to confirm fitment before ordering.

Installation Notes

Installation should be performed by a qualified refrigeration technician. Disconnect all power to the unit and allow the evaporator to fully defrost and drain before accessing the heater assembly. Handle the heater element carefully to avoid damage to the glass or sheath. Verify that the replacement heater matches the original mounting configuration and termination style before completing installation.

Technical Specifications

• Manufacturer Part Number: 149333
• Secondary Part Number: 220150035
• Part Type: Defrost Heater
• Application: Commercial Refrigeration

Standard Information

• Brand: NORLAKE
• Manufacturer Part Number: 149333