STI KIT-M05501-B Replacement Blue Lens Kit for STISA550B

Keep your Select-Alert system fully effective with the Safety Technology International STI KIT-M05501-B replacement blue lens. Designed specifically for the STISA550B (STI-SA5500-B) emergency light assembly, this blue replacement lens restores the clear visual cue required for emergency lighting, exit signaling, and facility monitoring. As Mfg. Part Number KIT-M05501-B and made in TW, the kit provides a direct-fit service part that simplifies field maintenance and helps you meet safety and site compliance standards. Ideal for security, surveillance, and building management teams, the lens maintains consistent color and visibility so alerting systems perform as intended in critical situations. Lightweight and easy to install, the kit reduces downtime during repairs and supports efficient lifecycle management of emergency lights and exit indicators. Keep your alert indicators visible and reliable across control rooms, corridors, and public areas—order the STI KIT-M05501-B replacement blue lens today to ensure uninterrupted monitoring and safety operations.

• Restores clear, compliant blue indication for Select-Alert systems to maintain occupant safety and regulatory visibility
• Direct fit for STISA550B/STI-SA5500-B units (Mfg. P/N KIT-M05501-B) to minimize downtime during maintenance
• Fast, tool-friendly replacement reduces labor and service interruptions in security and monitoring environments
• Preserves alert color integrity for consistent visual signaling across emergency lighting and surveillance installations