Federal Signal Corporation Emergency Products Division is the leading supplier of audible and visual warning devices for vehicles. It serves the police, fire, ambulance, tow and work vehicle markets with strobe, halogen, and LED lightbars, flashers, switch controls, and high visibility beacons, as well as audible warning devices such as sirens, speakers, and back-up alarms. Contact PSECO for product information and pricing. Quantity discounts are availble.