The "story" of the Simplex catalogue is actually a story about the evolution of American architecture, the standardization of the building industry, and a shift in how we design the spaces we live and work in.
Here is the proper story behind the Simplex Hardware Catalogue.
For vintage systems (e.g., 4001, 4100, 4100U), legacy catalogues may be found on industrial archive forums. Always verify that the part number hasn't been superseded by checking the current PDF. simplex hardware catalogue pdf
Warning: Avoid third-party "fake PDF" sites. These often contain viruses or outdated information that leads to ordering discontinued, non-compliant parts.
Once you have the PDF, you need to decode it. Simplex part numbers are logical. The "story" of the Simplex catalogue is actually
4098-9714 → 4098 = detector family, 9714 = specific variant.Short answer: No. Simplex does not publish one single PDF covering everything from 1960 to today.
The reality: Johnson Controls segments the catalogues to avoid confusion. Part number breakdown : e
If you are working on a site older than 20 years, you need three separate Simplex hardware catalogue PDF files: Active, Legacy, and Discontinued.
| Abbreviation | Meaning | Importance | | :--- | :--- | :--- | | R | Red housing | Used for notification appliances | | W | White housing | Used for detectors in hotel rooms | | FIP | Factory Installed Parts | Non-serviceable | | SPL | Special | Custom order hardware | | NS | Non-Stocked | Lead times of 4+ weeks |
The Problem: An engineer expands a system by adding 20 new strobes. Does the existing power supply need an upgrade? The Solution: The PDF contains detailed Standby Battery Calculation Worksheets. You manually (or via a script) calculate current draw and voltage drop across wire lengths.