Silent Knight SD500-AIM – Refurbished


Addressable Input Module

Availability: Please Call for Lead Time

  • Refurbished
Brand: Silent Knight Part #: 80365 Categories: , Manufacturer Part #: SD500-AIM


The SD500-AIM is an addressable input module that acts as an interface to dry contact devices such as waterflow switches and conventional pull stations. The SD500-AIM mounts to a 4”-square box.

The SD500-AIM and SD500-MIM are addressable input modules for use with Silent Knight IntelliKnight fire alarm control panels (FACP). The SD500-AIM and SD500-MIM are designed to be used with pull stations, water flow switches, and other applications requiring dry contact alarm initiation devices.

The SD500-AIM addressable input module mounts to a 4″-square box. The  SD500-MIM mini input module fits inside a single gang box. The modules are supervised, single input contact monitors.

Using an EOL resister, they monitor for alarm contact closures and for open circuit wiring fault conditions. The SD500-AIM and SD500-MIM offer a compact design for adaptability and pleasing aesthetics as well as easy installation and stable operation—a flexible  solution for all your fire protection needs


Weight 1.00 lbs







  • Single contact monitor
  • SD500-AIM supports Class A (Style D) or Class B (Style B) contact monitor wiring
  • SD500-MIM support for Class B (Style B) contact monitor wiring
  • Attractive ivory cover plate with the SD500-AIM
  • Small and lightweight size allows for flexible mounting options with the SD500-MIM
  • DIP switch programmable for fast installation
  • Up to 2500 ft wiring distance from either input module to contact
  • Use up to 14 gauge wire
  • UL listed


SD500-AIM & SD500-MIM; Addressable Input Modules
Silent Knight – Data Sheet