RDL RU-PA518 10W Stereo 18W Mono Audio Amplifier, Selectable Built-In Peak Limiter

For installers and system integrators who need reliable, compact audio power for security and PA systems, the Radio Design Labs RU-PA518 amplifier delivers flexible performance in a space-saving package. This RDL 10W stereo / 18W bridged mono audio amplifier lets you switch between true stereo operation or a bridged mono output to drive a single speaker loop with up to 18 W RMS. A rear-panel selectable peak limiter safeguards speakers and maintains intelligible announcements in surveillance, monitoring, and alarm applications. With front-panel level controls for two inputs and a broad 20 Hz–40 kHz frequency response, the RU-PA518 preserves voice clarity and program detail across CCTV, paging, and remote monitoring systems. Its 1/3-rack form factor and 24V DC power compatibility make it ideal for compact racks and integrated security power systems. Backed by Radio Design Labs quality and a 3-year limited warranty, the RU-PA518 is an efficient choice for site-wide paging, guard stations, and surveillance audio. Add the RU-PA518 to your next security or monitoring deployment — order now or contact sales for system integration support.

• Flexible stereo or bridged-mono operation lets you use one amplifier for two-channel installs or a higher-power mono feed for paging and speakers
• Selectable built-in peak limiter protects speakers and preserves speech intelligibility in security and public-address systems
• Compact 1/3-rack design saves rack space and mounts easily in equipment cabinets for surveillance and monitoring installations
• Front-panel level controls provide fast, on-site gain adjustments for left/right inputs without reconfiguring the rack
• 24V DC power compatibility simplifies integration with CCTV power supplies and remote monitoring power systems
• Wide 20 Hz–40 kHz response delivers clear voice and program audio for alarms, paging, and background music