Federal Signal RSL-SMM-BK Radiant Sound Module, 16-Tone, Includes Volume Control, Black Housing

Provide unmistakable audible alerts for industrial, security and monitoring applications with the Federal Signal Radiant Sound Module RSL-SMM-BK. This sounder delivers 16 selectable tones and an integrated volume control so you can tailor alerts to specific events—improving response times and reducing nuisance alarms. Rated to produce up to 90 dB(A) at 1 m, the module is designed for clear notification in noisy environments and is compatible with Radiant modular stacks for flexible system configurations.

Built for real-world use, the RSL-SMM-BK supports dual-voltage operation (12–24VAC/DC or 120–240VAC), comes in a durable black housing, and meets Type 4X/IP65 and IP69K enclosure requirements when assembled with included gaskets. UL/cUL listings and RoHS compliance provide added assurance for safety and regulatory needs. Ideal for integration into security, surveillance and alarm monitoring systems, this wired sound module helps standardize audible signaling across plants, warehouses, and critical infrastructure. Add the Radiant sound module to your next security or industrial notification project to improve situational awareness and reduce response times.

• Clear, customizable audible alerts with 16 tones and onboard volume control for precise alarm differentiation
• Modular Radiant design allows quick integration into existing stacks to simplify upgrades and minimize downtime
• Rugged indoor/outdoor construction (Type 4X, IP65/IP69K with gaskets) stands up to washdowns and harsh environments
• Dual-voltage compatibility (12–24VAC/DC or 120–240VAC) reduces SKUs and speeds installation across sites
• Up to 90 dB(A) output ensures reliable notification across manufacturing, security, and monitoring zones