UL and ETL Listed low voltage riser-rated cable designed for power-limited applications such as fire alarm systems, security and burglar alarms, access control, nurse call, PA systems, intercoms, telephone, communications, and instrumentation wiring. Constructed with Stranded copper conductors to deliver reliable conductivity and stable signal transmission. Rated 300V CL3 / CL3R Class 3, suitable for vertical riser runs between floors. Features overall shielding with drain wire to reduce EMI and electrical noise. CMR / CL3R riser-rated jacket provides enhanced fire resistance for in-wall and shaft installations. The round, smooth jacket with rip cord allows fast, easy pulls through conduit and tight spaces, ideal for professional electricians and DIY low voltage projects.