Seller Renewed Fire Alarm Parts

Our Seller Renewed parts are sourced from working fire alarm systems, removed in working condition, never from failed or damaged installations. Each part is cleaned, visually inspected, and stored in anti-static packaging until it ships to you.

Pulled Working – Sourced exclusively from operational systems, in working condition at removal.
Cleaned & Inspected – Every part is cleaned and visually inspected before listing.
Protected in Storage – Anti-static packaging from our shelf to your door.
6-Month Warranty – Every Seller Renewed part is backed by our 6-month limited warranty.

Seller Renewed parts are a cost-effective alternative to new: proven equipment at a fraction of list price, ready for installation by your certified technician.

Simplex 4100-7157 (566-692) Extended Memory CPU Upgrade (RENEWED)