This 18 AWG 2-Conductor (18/2) CMP Plenum Security Alarm Wire is designed for reliable low-voltage signal transmission in security alarm, access control, intercom, and building automation systems.Constructed with stranded bare copper conductors, this unshielded cable offers excellent flexibility for easy pulling and installation while maintaining stable and consistent signal performance.The plenum-rated CMP jacket meets CL3P, FPLP, and FT6 flame standards, making it ideal for installation in air-handling spaces such as ceilings, offices, schools, and healthcare facilities where fire safety compliance is required.Featuring a low-smoke, UV-resistant PVC jacket, this cable is suitable for indoor use and protected outdoor conduit applications. For outdoor installations, it must be installed in conduit or raceway and is not intended for direct burial or continuous water exposure.Rated for 300V power-limited circuits, this cable operates within a temperature range of -4°F to +167°F, ensuring reliable performance across various environments. Color-coded conductors support faster identification and cleaner terminations.UL Listed and RoHS compliant, this CMP plenum-rated security cable provides a safe, durable, and code-compliant solution for long-term low-voltage installations.