The Defrost Heating Tube is a specialized low-temperature heating element designed for evaporator defrosting in refrigeration and cold storage systems. It prevents ice buildup on cooling coils, ensuring consistent heat transfer efficiency and reducing compressor workload. These compact, moisture-resistant tubes are also used in freezer door frames to prevent icing, in refrigerated display cases to eliminate condensation fogging, and in automotive HVAC evaporators. The sealed construction withstands repeated condensation and frost cycles without degradation.

Typical Specifications: Power: 20W–500W; Voltage: 12V/24V/110V/220V; Tube OD: Ø4mm–Ø10mm; Length: 100mm–3000mm; Operating temp: -40°C to +80°C; Defrost cycle: Manual/timer/automatic; IP rating: IP67 minimum.