SimplexGrinnell’s fire detection & alarm systems protect people and property in countless buildings and facilities throughout North America and across the world. From a single small school protected with our 200-point 4008 control panel, all the way up to a large campus facility with a network of powerful, 2,000-point 4100U systems, our products protect every type and size of operation. All of our solutions are scalable and customizable so that you never buy more than is required to meet your needs.