Flashing Modules and
Timed Flasher Modules
The module is designed for use on school buses as required by the RTA. When the doors are opened it activates the module to flash two or four amber lights alternately.
   Flashing Modules and Timed Flasher Modules
Features Include:
Models: TFM-12, TFM-24, STFM-24:
The module is designed for the use in school buses as required by the RTA. The module is activated and operates the four amber lamps (which are fitted externally on the bus), when the bus door(s)are opened.

Models: TFM - 12 & TFM - 24:
These are designed for use on vehicles with negative earth air pressure switches. STFM is designed for use on STA vehicles with a positive voltage feed door air pressure switches.

Models:TFM-12, TFM-24, STFM-24:
This module is designed for use in conjunction with either STFM-24 or TFM-24 (To flash vehicle headlights alternately).The module is activated and operates only when the timer unit is activated (via the door air pressure switches) and flashes the vehicles headlights (alternately).
FLM Range
FLM TFN
TFM and STFM Range
Specifications Table
Product FLM-24P FLM-24N TFM-12 TFM-24 STFM-24
Input Voltage DC 22V - 28V 22V - 28V 11.5V - 14V 22V - 28V 22V - 28V
Current Rating 15 Amps 15 Amps 15 Amps 15 Amps 15 Amps
Lamp Load - Watts (at 26.0V) 390W 390W 198W 390W 390W
Positive Feed Air Pressure Switch Yes No N/A N/A Yes
Negative Feed Air Pressure Switch No Yes Yes Yes N/A
Adjustable Trigger (Pos. or Neg.) Yes Yes No No No
Output Connections - Terminated to
6 Pin Plug, 6 Plugs and Terminals Supplied
6 Wires 6 Wires 5 Wires 5 Wires 6 Wires
Weight 125g 125g 125g 125g 140g
Dimensions [LxWxH] [mm] 87 x 68 x 30 87 x 68 x 30 87 x 68 x 30 87 x 68 x 30 87 x 68 x 30
* Denotes Unit Is Encapsulated
Installation Sheets And Leaflets
FLM Range / TFM Range
GSL Download Button
GSL Download Button
157K PDF
176K PDF
STFM-24 / Leaflet
GSL Download Button
GSL Download Button
177K PDF
738K PDF