These heaters are used in enclosures where damage from condensation must be prevented, or where the temperature must be maintained above a minimum value.
The CSK 060 is a touch-safe heater for use in enclosures. The design of the heater utilizes natural convection which results in a circulating current of warm air.
The HGK 047 heaters are used in enclosures to maintain minimum operating temperatures and to help prevent failure of electronic components caused by condensation and corrosion.
The ZR 011 houses two separate thermostats, allowing the independent control of heating and cooling or other equipment.