Belden 8451 008U500 Audio and Instrumentation Cable, 22/1 AWG, Shielded, TC, O/A Foil, CM, 500' (152.4m) UnReel, Gray

For dependable, low-noise audio feeds in security and monitoring projects, the Belden 8451 008U500 intercom cable delivers consistent performance across large installations. This shielded audio and instrumentation cable is engineered for intercom systems, panel wiring and low-voltage analog or line-level audio where signal clarity matters. Featuring 22 AWG stranded tinned copper conductors and an overall foil shield, the cable minimizes EMI/RFI—keeping communication crisp in surveillance and monitoring environments. The 500' UnReel length and CM-rated PVC jacket speed installation and protect the cable in indoor deployments, while the -20°C to 75°C operating range ensures dependable operation across typical building conditions. Backed by Belden's reputation and a 10-year limited warranty, this cable reduces service calls and supports long-term reliability for security integrators and AV professionals. Specify the Belden 8451 for intercom, access control, paging and instrumentation runs—order now to streamline your next security or communications deployment.

• Delivers clear, low-noise audio for intercoms and instrumentation, improving communication in security and monitoring systems
• Shielded design with overall foil reduces electromagnetic interference for reliable signal integrity in surveillance environments
• 22 AWG stranded tinned copper conductors resist corrosion and maintain consistent connectivity over long runs
• 500' length on an UnReel provides installation efficiency and flexibility for large or multi-room deployments
• Durable PVC jacket and wide operating range (-20°C to 75°C) support indoor installations and long-term performance