• Siemens DB-11 Detector Base

    Siemens (DB-11) Detector Mounting Base 500-094151

    $19.99     Add to cart
  • Siemens Two-Wire Photoelectric Smoke Detector HFP-11

    Siemens (HFP-11) Smoke Detector (500-033290)

    $270.00 – $295.00     Select options
  • Siemens OP121 Photoelectric Smoke Detector

    Siemens (OP121) Photoelectric Smoke Detector S54372-F1-A1

    $99.99     Add to cart
  • Siemens DI-3 Smoke Detector

    Siemens (DI-3) Ionization Smoke Detector 500-081806

    $699.00     Add to cart
  • Siemens FP-11 Multi-Sensor Detector

    Siemens (FP-11) Multi-Sensor Smoke Detector 500-095112

    $390.00 – $415.00     Select options
  • Siemens FP-11 Multi-Sensor Detector

    Siemens (FP-11) Reconditioned Multi-Sensor Smoke Detector (500-095112)

    $165.00 – $190.00     Select options
  • Siemens Interface Module TRI-S

    Siemens (TRI-D) Dual Input Interface Module 500-896226

    $275.00     Add to cart
  • Siemens OP121 Photoelectric Smoke Detector

    Siemens (OP921) Photoelectric Smoke Detector S54320-F4-A2

    $99.99     Add to cart
  • Siemens 50uF, 50V capacitor 100-115588

    Siemens (100-115588) 50uF / 50V Capacitors ( Package of 10 )

    $90.00     Add to cart
  • Siemens DI-B3 Ionization Smoke Detector

    Siemens (DI-B3) Ionization Smoke Detector 500-085081

    $499.99     Add to cart
  • Siemens DB-3S Low Profile Base

    Siemens (DB-3S) Low-Profile Fire Detector Mounting Base 595-381804

    $25.00     Add to cart
  • Siemens PAD-3 Auxiliary Power Supply

    Siemens (PAD-3) Notification Appliance Extender 599-699189

    $790.00     Add to cart