Australia's #1 industrial directory for equipment & suppliers

Variable Speed Limit Sign

Supplier: AD Engineering

A.D. Engineering's AD307 VSLS (variable speed limit sign) can display any speed limit from 0 to 199 using it's full matrix digits panel.

Price Guide: POA

Other alphanumeric characters and simple graphics can also be displayed on the 40 (wide) x 20(high) LED pixel matrix.

Designed for hassle free installation, simple annual maintenance, superior reliability and power efficiency, the AD307 is the ideal choice for Australian conditions. The AD307 use ultra-bright, highest quality and long life LED technology.

AD307's are available in Australian standard sizes A, B, C and D.


  • High Brightness LED Display
  • Automatic Brightness Adjustment
  • Time & Date Scheduled Change Times
  • Local & Remote (optional) Programming
  • Long Life Cycle
  • Synchronised Flashing of Annulus in Master / Slave Pairs
  • Powder Coated Aluminium Enclosure - IP65
  • Lockable & Secure Enclosure
  • Impact Resistant Polycarbonate Screen
  • Facility Key Switch for Road Workers / Police / Emergency Services

Optional Features

  • GPS Time Synchronisation
  • Customised Speeds
  • GSM / CDMA / Satellite Programming
  • Local Radio Network Control
  • Interface to Existing Control Networks

Conforms to Australian Standards:

  • AS 1742.2, Manual of Uniform Traffic Control Devices
  • AS 1743, Road Signs - Specifications
  • AS 1744, Standard Alphabets for Road Signs
  • AS 1939, Degrees of Protection
  • AS 3000:2000, Wiring Rules
  • AS/NZS 2144:2002, Traffic Signal Lanterns
  • VICROADS and RTA of NSW compliant

Showcase your business!

Connect with 600,000 industrial buyers annually

Learn more