System Sensor MP120KL L-Series 120V AC Adapter Mounting Plate

Deliver dependable notification power for fire and security projects with the System Sensor MP120KL 120V AC Adapter Mounting Plate. Designed for integrators and facility managers, this UL‑listed mounting plate converts standard 120VAC to nominal 24 V full-wave rectified (FWR) output to power two‑wire L‑Series horns, strobes, horn-strobes and chimes without needing separate power supplies. The plug-in design eliminates common ground-fault issues, simplifying commissioning and reducing callbacks on busy job sites. Built for indoor applications, the MP120KL installs in a standard 4x4x2-1/8-inch junction box and is compatible across the L‑Series line, streamlining retrofits and new installations in commercial buildings, schools, healthcare, and monitoring centers. Metal construction and a discreet white finish ensure a professional look while meeting UL 464 requirements for fire protective signaling systems. Ideal for use in fire alarm, security, surveillance and monitoring environments, the MP120KL helps you deliver reliable audible/visual notification with fewer parts and faster installs. Order the MP120KL to simplify your next fire or security notification project.

• Provides reliable, UL‑listed power conversion from 120VAC to nominal 24 V FWR for dependable notification appliance operation
• Plug-in design reduces ground-fault risk and speeds installations and retrofits in fire and security systems
• Compatible with all two-wire System Sensor L‑Series horns, strobes, horn-strobes and chimes to simplify inventory and deployments
• Fits into a standard 4x4x2-1/8-inch junction box for fast indoor mounting and clean, professional installs
• Durable metal construction and white finish blend into commercial environments used for monitoring, surveillance and fire safety