The West Penn 25291B is a high-quality, 1-pair 22 AWG stranded, shielded plenum-rated cable designed for audio communications / commercial line level audio signals in commercial environments. Constructed with bare copper conductors and a 100% aluminum shield with drain wire, this cable provides superior noise rejection and signal integrity. The Plenum II CMP-rated jacket meets strict fire safety standards, making it suitable for use in air-handling spaces and plenum ceilings. Ideal for low-voltage applications such as intercom systems, access control, and remote sensors, the West Penn 25291B delivers reliable performance and compliance in mission-critical AV and building control systems. Supplied in a 1000 ft pull box for convenience in professional installations.

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