Size 4 NEMA Cabinet

Size 4 NEMA Cabinets conform to the NEMA Standards Publication TS 2-2003, Traffic Controller Assemblies with NTCIP Requirements and represents a modern and state-of-the-art approach to traffic control. Size 4 NEMA Cabinets are compact, yet robust cabinets, built to the highest manufacturing standards. The flexible and modular design allows for replacement of all major components and assemblies.


  • Configure detector racks to any specification
  • Access interior with ease
  • Operate modern state-of-the-art traffic control functions

Standard Features

  • Drop-down load bay with four loadswitch positions
  • Drop-down technicians panel
  • Police door
  • All terminal blocks are barrier type
  • Subassemblies permanently labeled 


  • Detector Racks 2-channel, 6, 8, 10, or 12-positions
  • Load bay, loadswitch positions (4), BIU slot
  • Shelves (2)

General Specifications

Dimensions 50” H x 24” W x 17” D
Material 5052-H32 aluminum, 0.125” thick
Finish Natural, anodized, or powder coated with optional anti-graffiti coating
Door(s) Front (1), full size
Handles 3/4” round, stainless steel, with padlock feature
Mounting Base mounted
Weight 145 lbs without plug-ins or controller


  • Detector power supply fail-safe
  • Lamp(s), available in incandescent, fluorescent, or LED
  • Drawer
  • Various surge protection devices available
  • Manual control enabled switch
  • Manual advance switch
  • Anchor bolts for mounting