System Sensor SPSRK


Outdoor Speaker Strobe, Standard cd (includes plastic weatherproof back box)

Availability: Please Call for Lead Time

  • Factory New
Brand: System Sensor Part #: 31927 Categories: , Manufacturer Part #: SPSRK-R Tag:


SpectrAlert Advance offers the broadest line of outdoor speakers and speaker strobes in the industry. From metal and plastic outdoor back boxes, to white and red plastic housings, to wall and ceiling mounting options, SpectrAlert Advance can meet virtually any application requirement.

Wall-mount outdoor speakers and speaker strobes can be used indoors or outdoors in wet or dry applications, and can provide reliable operation from −40°F to 151°F. These speakers provide a broad frequency response range, low harmonic distortion and maintain a high sound pressure level at all tap settings to provide accurate and intelligible broadcast of evacuation messages.


Weight 1.20 lbs
Dimensions 4.70 × 5.00 × 6.00 in

Lens Color



Material Qualities






  • Weatherproof per NEMA 4X, IP56
  • Rated from -40°F to 151°F
  • Plug-in design reduces ground faults
  • Universal mounting plate with onboard shorting spring that tests wiring continuity before devices are installed
  • Field-selectable candela settings: 15, 15/75, 30, 75, 95, 110, 115, 135, 150, 177, and 185
  • Automatic selection of 12- or 24-volt operation at 15 and 15/75 candela
  • Rotary switch for speaker voltage (25 and 70.7 Vrms) and power settings (1/4, 1/2, 1 and 2 watts)
  • Compatible with System Sensor synchronization protocol and legacy SpectrAlert products
  • Tamper-resistant construction
  • Listed for ceiling or wall mounting


Outdoor Selectable-Output Speaker Strobes and Dual-Voltage Evacuation Speakers for Wall Applications
System Sensor – Data Sheet
SpectrAlert Advance SPS and SPSV Series Wall and Ceiling Speaker/Strobes for Fire Protective Signaling Systems
System Sensor – Installation and Maintenance Instructions

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