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West Penn 77293GY1000 18 AWG Shielded Twisted-Pair Audio Cable

West Penn 77293GY1000 18 AWG Shielded Twisted-Pair Audio Cable

SoundPro Item: 145678 | Part Number: 77293GY1000

$359.86
$359.86 $359.86
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MSRP: $359.86 | MAP: $359.86

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  • Tinned Copper Conductors Resist Corrosion For Long-Term Connection Reliability
  • Twisted-Pair Geometry Actively Rejects EMI In Dense Installed AV Environments
  • 100% Aluminum Polyester Foil Shield With Drain Wire Ensures Complete EMI Coverage
  • CM-Rated PVC Jacket Meets NEC Requirements For Commercial Indoor Installation
  • UL Listed With UL 1685 Flame Rating For Code-Compliant Building Installation
  • Low Nominal Capacitance Preserves Signal Integrity Across Extended Analog Runs
  • 1000 ft Bulk Spool Format Supports Large-Scale Infrastructure Cabling Projects
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The West Penn 77293GY1000 is a professional-grade shielded twisted-pair cable designed for systems integrators, audio contractors, and rack builders working on permanent or semi-permanent indoor installations. Its 18 AWG tinned copper conductors and 100% aluminum polyester foil shield make it a dependable choice for line-level audio runs, low-voltage power distribution, and structured audio rack cabling where noise rejection and signal integrity are critical.

The twisted-pair geometry actively rejects electromagnetic interference from adjacent wiring and lighting dimmers — a persistent challenge in installed AV environments. The PVC jacket meets NEC CM requirements, making it code-compliant for general-purpose indoor wiring in commercial spaces, houses of worship, theaters, and multi-room AV systems. The 1000-foot spool format suits bulk infrastructure projects where pull-through runs demand consistent, factory-terminated cable quality over long distances.

Compared to unshielded or lower-gauge alternatives, the combination of foil shielding with a drain wire and tinned conductors provides a measurable advantage in low-capacitance, low-resistance signal paths — particularly relevant for long analog runs where cumulative capacitance and ground noise would otherwise degrade audio quality before it reaches amplification or mixing stages.

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Specifications

Certifications
NEC Type
CM
UL Listed
Yes
Flame Rating
UL 1685
Construction
Conductor
1 pair 18 AWG (16x30)
Conductor Resistance
6.2 Ohm/Mft
Insulation
Polyethylene/Polypropylene, 0.018"
Insulation Material
Polyethylene/Polypropylene
Shield
Aluminum Foil 100%, 20 Standard Drain Wire
Jacket
PVC, 0.028"
Nominal OD
0.222"
Performance
Nominal Capacitance (Cond-Cond)
24 pF/ft
Nominal Capacitance (Cond-Shield)
44 pF/ft
Shipping
Spool Length
1000 ft

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