Product Details
The System Sensor SPWK is a SpectrAlert Advance outdoor wall speaker designed for clear voice evacuation messaging in wet or harsh environments. It’s NEMA 4X / IP56 weatherproof, rated for extreme temperatures, and uses a plug-in design with a universal mounting plate to speed installs and reduce ground faults. SPWK includes the MWBBW metal weatherproof backbox for outdoor mounting.
Key Specifications:
Type: Outdoor wall-mount evacuation speaker
Core Function(s): Delivers intelligible evacuation audio with selectable 25 Vrms or 70.7 Vrms speaker operation and field-set power taps
Loop/Protocol: N/A (audio circuit); 25 Vrms or 70.7 Vrms
Power: Rotary-selectable taps: 1/4, 1/2, 1, or 2 watts
Indicators/UI: Rotary switches for speaker voltage and power tap settings
Operating Range: -40°F to 151°F
Frequency Range: 400 to 4,000 Hz
Sound Output: 90 dBA @ 10 ft (UL reverberant at 2W)
Size: 6.0 in L × 5.0 in W × 2.9 in D
Compatible Accessories:
MWBBW – Replacement metal weatherproof backbox (white)
System Compatibility: Compatible with fire alarm voice and evacuation systems that provide 25 Vrms or 70.7 Vrms speaker circuits for notification.