Signs for Safer Journeys
Vehicle Activated Signs (VAS)
VAS 300 VAS 450 VAS 600
SID Smiley/Slow/Speed ISIS
Mobile Phone Sign

SID (Speed Indicating Device)

Thermotor Speed Indicating Devices (SID) are part of our range of LED compact Sentinel signs.
They are used to make drivers aware of their actual speed as they approach the sign. They are
available in 2 standard sizes, but other sizes can be manufactured to suit specific customer

Products / Features
180 or 300 mm High LED Characters
Automatic Ambient Dimming
Ingress Protected to IP 65
Standard Mains powered sign 220-240V AC also Battery or Solar/Wind powered
versions available  
Internal Microwave Vehicle Detector (MVD)
Event logging option (Time, Date and Vehicle Speed) for vehicles exceeding the set
trigger speed
Timer/calendar options
Quick and easy installation
The signs are designed, manufactured and supported in the UK and conform to the
environmental RoHS & WEEE directives.  We offer prices for full installation, and of course
customer support and warranty.

Photos of Speed Indicating Device (SID)
Warning Triangle Wig-Wag Flood
Diversion Lane Closure