Potter Electric Signal Co. LLC develops and manufactures reliable sprinkler monitoring, security, fire and industrial control products. Its products include fire sprinkler systems, addressable fire alarm systems, conventional fire, alarm systems, power supplies, nitrogen/corrosion solutions, notification appliances, special hazard/releasing systems, Canadian specific products, explosion proof devices, voice systems, security notification, security contacts, security switches, mercantile protection and industrial controls. The company was founded by Charles E. Potter in 1898 and is headquartered in St. Louis, MO.