System Sensor Burglar Alarms Sensors

  1. System Sensor 2151 Low-Profile Plug-in Smoke Detectors

      • Sleek, low-profile design
      • Compatible with 400 Series product
      • Two LEDs blink in standby, providing 360° visibility
      • Broad range of adapter bases available with built-in shorting spring
      • Hand-held sensitivity reader available
    $62.38
    Low Price Guarantee
    SKU: 2151
  2. System Sensor 2151T Low-Profile Plug-in Smoke Detectors with Thermal

      • Sleek, low-profile design
      • Compatible with 400 Series product
      • Two LEDs blink in standby, providing 360° visibility
      • Broad range of adapter bases available with built-in shorting spring
      • Hand-held sensitivity reader available
    $62.38
    Low Price Guarantee
    SKU: 2151T