COMMERCIAL | For Reverse Service (Generator Applications) | Passive Infrared Sensors That Automatically Control the Lights in an Area. These Sensors Detect Heat From Occupants Moving Within an Area to Deterine When the Space Is Occupied. Combines a Maestro 0-10 v Dimmer With an Occupancy Sensor. Controls 1-10 Vdc | To Seal Conduits in Vertical Runs; to Minimize the Passage of Gases and Vapors and Prevent the Passage of Flames From One Portion of the Electrical System to Another Through the Conduit; 25 Pct Conductor Fill; Explosion Proof, Dust-Ignition Proof; SuppliedFurbay Electric Supp