Compact Semiconductor Fan Heater, Industrial Electric Air Heater, CSL 028, 150W,250W,400W Compact design Low noise Dynamic Compact Semiconductor Fan Heater, Industrial Electric Air Heater, CSL 028, 150W,250W,400WCompact ... air temperature in enclosures with electric/electronic components. The heater is connected using the internal terminal connectors The small size of the CS ...