SYSTEM SENSOR SPSRHK Speaker Strobe, High-candela, Outdoor, Wall Mount, with Backbox, Red

The SYSTEM SENSOR SPSRHK speaker strobe is built for outdoor use with a weatherproof NEMA 4X and IP56 rating. It operates reliably in temperatures from -40ºF to 151ºF and features a plug-in design that reduces ground faults during installation. The unit includes a universal mounting plate and a shorting spring to test wiring continuity before device installation.

Candela settings are field-selectable with options of 15, 15/75, 30, 75, 95, 110, 115, 135, 150, 177, and 185. It automatically selects between 12 and 24 volts for the 15 and 15/75 candela settings. Speaker voltage and power levels are adjustable using a rotary switch, with options of 25 or 70.7 Vrms and power settings of 1/4, 1/2, 1, and 2 watts.

This model supports System Sensor synchronization protocols and is compatible with legacy SpectrAlert products. It has tamper-resistant construction and is listed for ceiling or wall mounting.