STI KIT-M05501-A Replacement Blue Lens Kit for M0550-A

Restore reliable alert visibility quickly with the Safety Technology International KIT-M05501-A replacement lens kit — a field-ready solution for emergency lights and exit lens maintenance. Designed as a direct-fit blue lens for the M0550-A series and compatible with the Select-Alert (STI-SA5500-A), this replacement part ensures your emergency lighting maintains the bright, unmistakable signaling required for safety and compliance. The KIT-M05501-A arrives manufactured to STI specifications (MPN KIT-M05501-A) and originates from TW, providing dependability you can count on during routine servicing or unexpected repairs. By swapping in this OEM lens, facilities managers and security integrators can reduce downtime, maintain system visibility for surveillance and building monitoring, and extend the operational life of existing alert fixtures. Ideal for institutional, commercial, and industrial applications where continuous emergency readiness matters. Keep your security and life-safety systems performing at peak effectiveness — order the replacement lens kit today to ensure uninterrupted monitoring and compliance.

• Restores bright blue signaling to Select-Alert emergency lights, preserving visibility and safety during alerts
• Direct-fit replacement for M0550-A / Select-Alert (STI-SA5500-A) to minimize downtime and simplify maintenance
• OEM part KIT-M05501-A manufactured to Safety Technology International specifications for dependable performance
• Quick, tool-friendly installation reduces service time and keeps security and monitoring systems online
• Durable, precision-molded lens (Country of Origin: TW) designed to withstand regular use in emergency and surveillance environments