Traffic Signal Housings

Traffic Signal Housings provide a durable and low-maintenance housing for standard LED modules as well as McCain incandescent optical assemblies. Manufactured from polycarbonate or aluminum, the housings are compliant with multiple agency standards including the Institute of Transportation Engineers, Caltrans, and most state Departments of Transportation.


  • Increase product durability in extreme or high-wind conditions
  • Customize final signal configuration with modular design
  • Corrosion resistant and low maintenance
  • Compatible with McCain signal accessories

Standard Features

  • Modular sections, one-piece, injection molded or cast
  • 72-tooth serrated boss and reinforcing ribs, top and bottom
  • Brass threaded inserts for visor attachment (4)
  • Housings have a cast boss for mounting a 5 or 6-position terminal block; one side of terminal block with fast-on terminals, the other side with screw terminals
  • Words red, amber, and green are cast next to each boss to identify light source lead wires
  • 5 or 6-position terminal block installed in center section (1) (alternate mounting is available)
  • Stainless steel door roll pins and eye bolt/wing nut assemblies
  • Integral lugs on the housing and doors with stainless steel roll pins provide effective door hinges
  • Weathertight E.P.D.M. rubber door gasket
  • Aluminum and polycarbonate, 8” and 12” housings can be mixed in one signal head

General Specifications


8” Housing: 10.0” H x 10.0” W x 7.0” D

12” Housing: 13.5” H x 13.5” W x 7.0” D

Material Aluminum or 10% fiberglass reinforced polycarbonate

Aluminum: Powder coated

Polycarbonate: Colored resins integral to housing

Color(s) Federal yellow, signal green, black, or custom colors
Mounting 2.0” hole top and bottom fits 1.5” NPT fittings

Operating Temperature: -37° C to +74° C

Humidity: 0 to 95% (non-condensing)


Polycarbonate: 8” - 2.1 lbs 12” - 4.2 lbs

Aluminum: 8” - 4.0 lbs 12” - 7.8 lbs


Terminal Blocks

  • Location
  • Quantity
  • Type



  • Various framework, orientation, and configurations
  • Door mounting hardware: Push pin (removable) or roll pin (permanent)


  • LED or incandescent light source
  • Fiberglass-free polycarbonate
  • High-performance (highly directional) signal version