Paige Electric 258370506 CMP Shielded Cable

The Paige Electric 258370506 is a 1000-foot spool of CMP (Communications Multi-use Plenum) rated shielded cable engineered for security integrators and IT infrastructure teams deploying cabling in fire-restricted environments. CMP certification means this cable meets NFPA 262 and UL 1581 fire safety standards — a non-negotiable requirement in plenum spaces, plenums, and air-handling pathways where standard PVC jackets are prohibited by code. Shielding rejects EMI and RFI in electrically noisy installations, reducing signal degradation and cross-talk that plague unshielded runs near power lines, HVAC equipment, or wireless transmitters.

Key Features

• CMP Fire Rating: Meets NFPA 262 and UL 1581 standards for plenum use. Skip this cable if your run avoids plenum spaces — standard CMR cable costs less and installs just as well in non-plenum pathways.
• Shielded Construction: Electromagnetic shielding reduces interference from surrounding power infrastructure. Critical in data centers, broadcast facilities, and buildings with dense HVAC ducting where unshielded runs will pick up noise.
• 1000-Foot Spool Format: Bulk reel reduces per-foot material cost on large deployments. Verify your run length before purchase — partial spools are difficult to return, and mid-project restocking delays installations.
• Structured Cabling Compatibility: Works with standard telecommunications infrastructure and security cabling systems. Verify termination compatibility with your specific RJ-45 or proprietary connectors before ordering.

Integration & Compatibility

This cable integrates with structured cabling frameworks used by security and IT installers. Confirm compatibility with your terminal equipment — some legacy systems use proprietary connectors that may require adapters. If you're building a new infrastructure deployment, pair this with an assessment of your network switch budget and NVR power and bandwidth requirements to ensure the cabling backbone matches your system's data throughput and power delivery needs. Consult your building's fire safety inspector to confirm CMP certification is required for your specific plenum pathway; unnecessary plenum-rated cable adds cost without benefit in non-plenum runs.

Frequently Asked Questions

Q: Is the 258370506 suitable for outdoor burial or direct sunlight?

A: No. CMP cable is designed for indoor plenum use only. Outdoor burial requires UV-resistant, outdoor-rated cable such as direct-burial or conduit-protected alternatives. Using indoor cable outdoors voids fire ratings and risks premature failure.

Q: What is the maximum recommended run length for this cable?

A: CMP cable follows standard telecommunications run-length guidelines (typically 100m / 328 ft for Ethernet), but this depends on your specific application (data, audio, analog video) and termination quality. Consult your system architect or test-validate runs over 200 feet for signal loss.

Q: Can I use this cable in non-plenum spaces?

A: Yes, but it is unnecessary and more expensive than standard CMR cable. Use CMP only where building code explicitly requires plenum-rated materials for fire safety compliance.

Q: Does the shielding require grounding?

A: Shielding effectiveness depends on proper grounding at termination points. Confirm your installation plan includes grounding procedures per your system designer's specifications — ungrounded shield can trap noise rather than reject it.

Ted Perry

Perspective based on aggregated IP Security Depot and affiliated engineering team experience.

The Paige Electric 258370506 is purpose-built for integrators working in fire-restricted spaces where code mandates plenum-rated material. CMP certification is not an upgrade — it is a compliance gate. If your project touches a plenum or air-handling pathway, this cable is the only legal choice. Shielded construction is the second critical feature; in a typical enterprise installation with dozens of runs sharing rack space and overhead conduit, unshielded cable will couple noise from power infrastructure, resulting in degraded signal quality and troubleshooting nightmares.

Technical Highlights:

• CMP / NFPA 262 / UL 1581 Rated: Passes fire safety codes for plenum installation — mandatory in air-handling spaces. Standard CMR cable is prohibited in these areas by most jurisdictions.
• Shielded Design: Rejects EMI and RFI from surrounding power and RF sources. In noise-heavy environments (data centers, broadcast facilities), shielding cuts troubleshooting time and signal retransmission.
• 1000-Foot Bulk Spool: Material cost per foot is lower than purchasing shorter runs, but verify total run length before committing — partial spools are vendor-specific and restocking mid-project causes delays.

Deployment Considerations:

• CMP cable is only required in plenum pathways. Verify with your building's fire inspector or architect before purchasing — unnecessary plenum cable inflates project cost without safety benefit.
• Shielding effectiveness depends on proper termination and grounding. Ungrounded shield can degrade signal rather than improve it. Confirm your installer understands shielding best practices.
• 1000-foot spools are heavy and require proper handling during installation. Plan for spool cart or reel stand to avoid kinking or crushing during deployment.

Deploy the 258370506 in data center, broadcast, or hospital installations where plenum runs and electrical noise are certainties. In smaller offices with limited plenum pathways and low electrical noise, standard CMR shielded cable or unshielded options may deliver the same performance at lower cost.