System Sensor offers the SpectrAlert Advance, an audible/visible notification appliance that includes indoor and outdoor selectable-output ceiling strobes. These ceiling strobes have plug-in designs with a universal mounting plate and meet all standard agency listings. They can be selected in standard or high candela, combinations of red and white exteriors and a selection of exterior markings in various languages. It features a plug-in design that allows installers to pre-wire mounting plates and check wiring continuity before installing any devices. Other features include 11 field-selectable candelas, automatic selection of 12- or 24-volt operation at 15 and 15/75 candela and a shorting spring on the mounting plate. System Sensor

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