SHDN-type heater can be used for a variety of cabinet enclosure, cabinet heating and insulation. Such as: switch cabinets, communication cabinets, lighting, cabinets, anti-Gel boxes, the computer chassis, etc.. First, structure and performance: 1. Products Heater with nickel-chromium alloy wire, heat block, thermal efficiency, long service life. 2. Moisture-proof silicon rubber and E-glass fiber double insulation, so that more reliable heater insulation. 3. Aluminum-assisted cooling, so that the heater thermal efficiency, and extend their useful life. 4. Easy installation. 2, product specifications: Model RDB-50 RDB-100 RDB-150 Overall dimensions (mm) 90¡Á150 120¡Á185 150¡Á200 Rated w 50 100 150 Rated Voltage: 220V Dielectric Strength: 2000V/min Insulation resistance> 50M Insulation material (silicone rubber) Temperature: -60 - +250. CARTONS