18AWG Shielded Alarm Security Cable – 2 Conductor, Stranded, 1000ft Pull Box, White

18 AWG Shielded Security Cable – Bulk 1000ft Professional Grade

The 18 AWG shielded security cable in bulk 1000ft spool is engineered for large-scale security infrastructure installations where comprehensive circuit coverage and EMI noise rejection are equally critical. With integrated tinned copper braid shielding, stranded copper conductors, and professional-grade construction, this cable delivers reliable signaling across door contacts, motion sensors, access control circuits, and alarm devices throughout multi-floor commercial facilities.

Whether you’re deploying security systems across a campus, retrofitting a large healthcare facility, integrating a high-rise office access control network, or managing a distributed surveillance infrastructure, the 1000ft bulk spool provides uninterrupted coverage without splicing or intermediate connectors. The shielding ensures EMI-free signal transmission even in electrically complex environments—eliminating false alarms and maintaining system reliability across hundreds of sensor circuits.

Key Features & Benefits

• Purpose-Built for Security Infrastructure – Designed for comprehensive door contacts, motion sensors, glass breaks, access control readers, strike circuits, and integrated alarm signaling. Meeting all security system specification requirements for enterprise-grade installations.
• Integrated EMI Shielding – Tinned copper braid shield provides 360° electromagnetic interference rejection. Eliminates false alarms and signal degradation caused by power lines, HVAC systems, wireless networks, and RF equipment in complex commercial buildings.
• Stranded Copper Conductors – Multi-strand construction delivers superior flexibility for routing through walls, conduit, cable trays, and tight spaces. Bare copper ensures maximum conductivity with minimal signal loss over extended 1000ft runs.
• Bulk 1000ft Spool for Maximum Coverage – Single spool covers large commercial projects without intermediate splicing or connectors. Reduces material costs per foot and streamlines inventory management for integrators and contractors.
• Professional-Grade Construction – High-quality polyethylene insulation resists moisture and temperature fluctuation. Outer PVC jacket engineered for in-wall, conduit, and above-ceiling installation (40–90°F standard). Superior tensile strength handles demanding professional installation.
• Easy Multi-Circuit Termination – Stranded conductors terminate cleanly to barrier strips, screw terminals, and connector blocks without special tools. Compatible with all major security control panels and access control systems.
• Superior Long-Run Signal Integrity – 1000ft length maintains clean signal transmission from control panel to remote sensors without amplification or signal conditioning. Shielding preserves circuit clarity across multi-floor installations.
• Industry-Standard Specification – Specified by leading integrators, alarm companies, and security consultants for enterprise security deployments. Professional-grade choice for mission-critical security infrastructure.

Technical Specifications

Applications & Professional Installations

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The 18 AWG shielded security cable is the enterprise-grade choice for:

• Access Control Systems – Large-scale card reader wiring, electric strike circuits, door lock control, and request-to-exit signaling across multi-floor facilities without intermediate splicing.
• Integrated Security Networks – Comprehensive cabling for mixed alarm, access control, and CCTV auxiliary circuits in campus and multi-building deployments.
• Motion Detection Arrays – Microwave and passive infrared sensor circuits distributed across large facilities with noise immunity from HVAC and power equipment.
• Door Contact Systems – Magnetic switch and reed sensor wiring for perimeter protection covering hundreds of entry points.
• Fire Alarm Integration – Addressable fire alarm loops and device circuits with EMI protection in complex commercial facilities.
• Glass Break & Vibration Detection – Distributed sensor wiring requiring noise-free signal transmission across multi-floor buildings.
• Intercom & Two-Way Communications – Facility-wide communication circuits with shielding against electrical interference.
• CCTV & Video Surveillance – Auxiliary control circuits for camera pan/tilt/zoom and lens control across distributed installation.

Why 1000ft bulk spool advantage:

• Eliminates intermediate splices across multi-floor installations
• Maintains consistent impedance from panel to remote sensors
• Reduces connectors and points of failure
• Streamlines installation labor (single continuous run)
• Ensures uniform signal quality across enterprise deployment
• Professional-grade inventory management for integrators

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Enterprise Security Installation Benefits

Signal Integrity Across Extended Distances: The 1000ft length combined with shielding maintains clean signal transmission from central control panel to remote sensors and access devices. No signal degradation, no amplification required, no false triggers from electrical noise.

Multi-Floor Deployment Without Splicing: Covers typical office buildings or facilities with distributed security circuits without intermediate connectors or splices. Reduces installation complexity and points of failure.

EMI Protection in Complex Buildings: Shielding actively rejects interference from power distribution, HVAC systems, wireless networks, and mechanical equipment—critical for preventing false alarms in electrically complex commercial environments.

Cost Efficiency at Scale: Bulk 1000ft spool reduces per-foot material costs significantly compared to smaller spools. For integrators managing multiple large projects annually, bulk purchasing and inventory management become economically advantageous.

Quality Assurance & Enterprise Reliability

Every 18 AWG shielded security cable spool is manufactured to security industry standards and undergoes rigorous quality verification:

• 100% Conductor Continuity Testing – End-to-end verification of circuit integrity and shield ground continuity across full 1000ft length
• Insulation Resistance Measurement – High-voltage testing confirms jacket and shield integrity at multiple points
• Shield Effectiveness Testing – EMI attenuation verification across security system and access control frequency ranges
• Mechanical Strength Inspection – Tensile strength and bend-radius testing ensures professional installation durability
• Spool Quality Control – Packaging integrity, label accuracy, and spool condition inspection

Enterprise Installer Confidence: This cable is specified by the nation’s leading security integrators, access control consultants, and enterprise security teams. When security professionals design mission-critical infrastructure, they trust this cable for reliable, noise-free performance.

Why Choose 18 AWG Shielded Security Cable 1000ft Bulk?

1. Enterprise-Scale Coverage – 1000ft eliminates intermediate splices across multi-floor buildings
2. EMI Rejection Built-In – Shielding prevents false alarms in electrically complex facilities
3. Professional-Grade Construction – Specified by leading integrators nationwide
4. Cost Efficiency – Bulk spool reduces per-foot material costs significantly
5. Long-Run Signal Integrity – Maintains clean transmission from panel to remote sensors

Frequently Asked Questions

Q: Why would I choose 1000ft bulk instead of multiple 500ft spools?
A: A single 1000ft run eliminates intermediate connectors and splices, which are potential failure points. For large buildings or distributed installations, one continuous cable run maintains consistent signal quality and reduces installation complexity. Plus, bulk per-foot pricing is lower than purchasing multiple shorter spools.

Q: Can I use this for all security system circuits?
A: Yes. This cable is suitable for door contacts, motion sensors, glass breaks, access control readers, strike circuits, intercom, and alarm device wiring. Consult your specific security panel documentation to verify gauge and conductor count match system requirements (this 18 AWG, 2-conductor matches most standards).

Q: Is shielding necessary if I route through dedicated conduit?
A: Conduit provides mechanical protection but does not eliminate EMI interference. Shielding actively rejects electrical noise from adjacent power cables and equipment. For enterprise security reliability, shielded cable is recommended even with conduit protection.

Q: How tight can I bend this 1000ft spool?
A: Stranded construction allows bends to approximately 1.5–2 inches minimum radius during installation. The 1000ft length is flexible enough to route through walls, conduit, cable trays, and around structural obstacles without excessive tension.

Q: What’s the maximum distance for reliable signal transmission?
A: With proper shielding and 18 AWG conductors, this cable reliably transmits control signals up to 500–1000 feet depending on circuit load and noise environment. For longer distances, consult your security panel documentation for signal conditioning requirements.

Q: Can I splice this cable if 1000ft is too much?
A: Yes, you can splice if necessary, though continuous runs are preferred to avoid splice failure points. If splicing, use waterproof connectors rated for security applications and test continuity thoroughly before final installation.

Q: How should I store the 1000ft spool?
A: Keep indoors in a dry environment (40–90°F ideal) before installation. Store vertically or horizontally on a pallet. Protect from direct sunlight and extreme humidity. Proper storage maintains cable quality for extended periods.

Q: Is this cable suitable for outdoor installation?
A: No. This cable is rated for indoor and conduit installation only. For outdoor security wiring, specify outdoor-rated cable with UV-resistant jacket. Contact sales for outdoor security cable recommendations.

Q: What’s the weight and handling requirement for 1000ft spool?
A: Approximately 35–40 lbs. While manageable by one person, two-person handling is recommended for safety and strain prevention. Ensure proper spool support when dispensing cable.

Q: Is this compatible with legacy security systems?
A: If your existing system uses 18 AWG, 2-conductor cable, this is a direct specification match. Most security systems from major manufacturers (DSC, Honeywell, Napco, etc.) use this standard. Verify your panel documentation.

Q: What’s the warranty and return policy?
A: Full 30-day money-back guarantee on unused, factory-sealed spools (1000ft bulk spools). All cable carries a 1-year manufacturer’s defect warranty covering conductor integrity, shielding effectiveness, and physical quality.

Q: Do you offer custom lengths or alternative gauges?
A: Yes. While 1000ft is our bulk standard, we offer 500ft, 250ft, and custom lengths. We also stock 22 AWG and 16 AWG security cable. Contact sales for alternative specifications, lead times, and volume pricing.