Indianapolis Electronic Equipment and Supplies Mfrs 5451 N Rural St Carson is a contract manufacturing company and a siren and rotary switch manufacturer. Carson builds rotary switches for all industries, including the HVAC industry, and is known for their police sirens, ambulance sirens and volunteer vehicle sirens. Indianapolis IN Electronic Equipment and Supplies Mfrs Carson Manufacturing Co www.carson-mfg.com ambulance sirens carson sirens dual tone sirens police sirens siren speakers emergency vehicle air horn hvac switch rotary switch manufacturer rotary switches custom transformer manufacturing pcb assembly printed circuit board assembly e ambulance sirens carson sirens dual tone sirens police sirens siren speakers emergency vehicle air horn hvac switch rotary switch manufacturer rotary switches custom transformer manufacturing pcb assembly printed circuit board assembly e Business Reviews Carson Manufacturing Co Testimonials