The Heatcraft 21340101 DTSX-B-240-HC Defrost Timer is a 240V, 60Hz refrigeration control designed to initiate and manage scheduled defrost cycles in compatible Heatcraft commercial refrigeration systems. Regular defrost operation helps reduce frost accumulation on the evaporator coil, maintain proper airflow, and support consistent cooling performance in cooler and freezer applications.

Standard Features:

• DTSX-B-240-HC defrost timer configuration
• 240V electrical rating
• 60Hz operating frequency
• Provides time-based control of refrigeration defrost cycles
• Helps reduce frost and ice accumulation on evaporator coils
• Supports consistent airflow and heat-transfer performance
• Designed for compatible Heatcraft commercial refrigeration equipment

Application and Service Features:

• Suitable for cooler, freezer, and unit cooler defrost applications
• Helps restore scheduled defrost operation when replacing a failed timer
• Supports dependable operation in low temperature refrigeration systems
• Defrost schedule should be configured for the specific application
• Voltage, wiring, and mounting compatibility should be verified before installation
• Installation should be completed by a qualified refrigeration technician