The Caloritech™ CPXD Control Panel is normally supplied with the XDF Explosion-Proof Duct Heater. These control panels are available in two basic types - type 4 moisture-resistant or explosion proof, and with four different control packages (see Catalog for details). All CPXD control panels are supplied with magnetic contactor, HRC fusing, fused 120V control transformer, high limit controls, control circuit, ON/OFF switch, control ON light, high limit indicator light, high limit push-to-reset, terminals for connection of temperature controls and differential air pressure switch.