Preemption equipment - 4 way 3140 system includes 1 - 1000' reel of optcal detector cable - 1 - strobe light with
lexan optic red lens, 120 VAC, 804-110R - 5 - Detector/strobe light spanwire mounting hardware - 4 tomar 2091-SD
optical detector m- 1 - tomar 3140OSP card, four channel - 1 - tomar 1881 card rack or ACCEPTABLE EQUAL