Premium shielded plenum-rated 8-conductor security alarm cable engineered for mission-critical installations in electromagnetic interference (EMI) environments. This USA-made cable features eight 18-gauge stranded bare copper conductors with 7 strands each, protected by aluminum mylar shielding and housed in a low-smoke CMP-rated white jacket. Designed for demanding security systems, intercoms, audio distribution, and power-limited controls where maximum protection, fire safety, and multi-zone capability are essential.

Key Features

• 18 AWG 8-Conductor Configuration - Heavy-duty wire gauge with maximum versatility for complex systems
• Aluminum Mylar Shielding - Superior protection against electromagnetic interference (EMI/RFI)
• 7-Strand Bare Copper Conductors - Excellent flexibility and reliable signal integrity
• CMP/CL3P Plenum Rated - Approved for HVAC plenums and air-handling spaces
• Low-Smoke PVC Construction - Enhanced fire safety with minimal toxic smoke emission
• 8 Color-Coded Conductors - Easy identification for complex wiring (Black, Red, White, Green, Brown, Blue, Orange, Yellow)
• Sequential Footage Marking - Precise measurement for accurate installation planning
• ETL Listed & RoHS Compliant - Meets strict safety and environmental standards
• White Low-Smoke Jacket - Clean, professional appearance for visible installations
• Made in USA - Premium domestic manufacturing quality

Ideal Applications

Perfect for high-security and EMI-sensitive plenum installations:

• Enterprise-Grade Security & Alarm Systems
• Commercial Access Control Systems
• Professional Intercom Systems
• Multi-Zone Audio Distribution
• Power-Limited Control Circuits
• Building Automation & Management Systems
• Critical Infrastructure Protection

Technical Specifications

• Conductor Material: Stranded Bare Copper
• Wire Gauge: 18 AWG
• Number of Conductors: 8
• Strands per Conductor: 7
• Conductor Insulation: 1.2mm Low-Smoke PVC
• Shielding: Aluminum Mylar (100% Coverage)
• Cable Diameter (Nominal OD): 6.58mm
• Jacket Thickness: 0.38mm
• Jacket Material: Low-Smoke PVC
• Jacket Color: White

Electrical Performance

• Maximum Temperature: 75°C (167°F)
• Voltage Rating: 300V

Certifications & Compliance

• Plenum Rating: CMP (Communications Plenum)
• Additional Ratings: CL3P, FPLP
• Listings: ETL Listed
• Environmental: RoHS Compliant

Conductor Color Coding

• Conductor 1: Black
• Conductor 2: Red
• Conductor 3: White
• Conductor 4: Green
• Conductor 5: Brown
• Conductor 6: Blue
• Conductor 7: Orange
• Conductor 8: Yellow

Package Details

• Length: 1000 feet per spool
• Country of Origin: Made in USA

Why Choose Shielded 18/8 Plenum Cable?

✓ EMI/RFI Protection - Aluminum mylar shielding prevents interference from electrical equipment, motors, and radio frequencies
✓ Maximum Conductor Count - Eight conductors provide ultimate flexibility for integrated multi-system installations
✓ Heavy-Duty Construction - 18 AWG wire gauge supports longer cable runs with minimal voltage drop
✓ Fire Code Compliant - CMP plenum rating meets stringent requirements for air-handling spaces
✓ Low Smoke Safety - Special insulation reduces toxic emissions during fire emergencies
✓ Professional Installation - Color-coded conductors and sequential marking streamline complex installations
✓ Future-Proof Design - Extra conductors allow for system expansion without re-cabling

Common Use Cases

• Commercial Security: Enterprise-grade multi-zone systems with EMI protection
• Data Centers: Security systems near high-EMI server equipment
• Industrial Facilities: Alarm systems in manufacturing environments with heavy machinery
• Healthcare: Hospital security with protection from medical equipment interference
• Financial Institutions: Bank vault and ATM security requiring maximum signal integrity
• Government/Military: Critical infrastructure protection with shielding requirements
• Educational Campuses: Large-scale integrated security and access control
• Retail: Loss prevention systems with multiple zones and integrated POS monitoring
• Multi-Tenant Buildings: Separate security systems for each tenant or floor
• Smart Buildings: Integration of security, HVAC, lighting, and access control

Technical Advantages

• Lower Resistance: 18 AWG provides approximately 40% lower resistance than 22 AWG
• Longer Runs: Supports cable runs up to 30% longer than equivalent 22 AWG cable
• Higher Current: Can handle more power for devices like magnetic locks or powered sensors
• Signal Quality: Heavier gauge maintains signal integrity over distance
• Durability: More robust construction withstands pulling forces during installation
• Future-Ready: Eight conductors accommodate system upgrades without rewiring