Syston Cable Technology 18/4 White CL3R/CMR Stranded-Shielded Copper Fire Security Burglar Station Sound Alarm Control Wire UV Resistant

SYSTON shielded stranded copper CMR security, control, sound and alarm cable is a professional-grade low voltage wire designed for dependable signal transmission in power-limited circuits. Ideal for fire alarm, burglar alarm, access control, nurse call, intercom, public address, instrumentation and other control system applications, this cable features stranded pure copper conductors for excellent conductivity and flexibility, combined with aluminum foil shielding and a tinned copper drain wire to minimize EMI/RFI interference. Rated CL3 for 300V power-limited circuits and CMR (Riser Rated) per NEC requirements, it is suitable for vertical runs and general indoor building wiring where enhanced fire resistance is required. The durable PVC jacket is sunlight resistant and moisture resistant, supporting both indoor and outdoor use, while remaining easy to pull thanks to its smooth round profile and integrated rip cord for faster installation. A reliable choice for professional electricians, low voltage contractors, and DIY users seeking code-compliant control and security cable performance.

• Pure copper riser rated cable for indoor/outdoor use
• UV- and rain-resistant jacket, not for burial or immersion
• Shielded low voltage control wire for stable signals