Panduit FWUYL7575LAM079 QuickNet 24-Fiber OM5 Trunk Cable Assembly
The Panduit FWUYL7575LAM079 is a 24-fiber OM5 multimode trunk cable assembly engineered for high-density datacenter environments where space efficiency and future bandwidth scalability are non-negotiable. At 79 meters (259 ft), this QuickNet trunk delivers extended reach for cross-floor or inter-rack backbone connections while consuming 30 to 40 percent less pathway space than conventional trunk designs—critical when every square inch of cable tray or conduit capacity counts. The lime LSZH jacket provides both immediate visual identification in crowded pathways and fire-safety compliance for enclosed plenum and riser installations. OM5 wideband multimode fiber supports shortwave wavelength division multiplexing (SWDM), enabling 100GBASE-SR4 and future 400G applications over the same installed infrastructure without re-cabling. For integrators managing datacenter builds, colo expansions, or enterprise network upgrades where installation speed, density optimization, and 10-year bandwidth headroom matter equally, this trunk balances immediate deployment efficiency with long-term infrastructure investment protection.
Key Features
- OM5 Wideband Multimode Fiber: 50μm core supports 10G, 40G, and 100G Ethernet via SWDM, with validated 400G roadmap compatibility—future-proof without re-pull
- 24-Fiber High-Capacity Backbone: Twelve duplex channels in a single trunk reduce connector panel congestion and simplify MACs (moves, adds, changes) in high-port-count switch environments
- 79-Meter Extended Reach: Spans typical datacenter floor-to-floor riser runs or long horizontal cross-connects without intermediate splice points that introduce loss and failure modes
- 30–40% Space Savings: Small-diameter construction maximizes conduit fill ratios and cable tray capacity, preserving pathway headroom for future additions without costly infrastructure expansion
- LSZH Jacket – Low Smoke Zero Halogen: Meets international fire safety standards for occupied spaces and enclosed cable pathways; reduces toxic gas emission risk during fire events
- Lime Color Coding: High-visibility identification speeds troubleshooting, simplifies infrastructure documentation, and reduces cross-connection errors during MACs
- QuickNet Pre-Terminated Design: Factory-polished connectors eliminate field termination labor, ensure consistent optical return loss (ORL) and insertion loss (IL), and accelerate project handoff timelines
- Multi-Standard Compliance: Validated to ISO/IEC 11801, TIA-568-C.3, TIA-604-5 (FOCIS-5), TIA-492-AAAD, and IEC 60793-2-10 type A1a.3 for interoperability across global deployments
OM5 Technical Advantage: Unlike OM3 and OM4 fibers optimized for single 850nm wavelength transmission, OM5 wideband multimode fiber is specified for four-wavelength SWDM operation (850nm, 880nm, 910nm, 940nm). This enables 100GBASE-SR4 transmission over duplex LC connections—using just two fibers instead of eight—and positions the infrastructure for 200G and 400G SWDM standards as they mature. The effective modal bandwidth (EMB) specification at multiple wavelengths ensures consistent performance across the SWDM spectrum, eliminating the chromatic dispersion penalties that degrade legacy multimode links when pushed beyond their design wavelength. For datacenter operators planning 3–5 year refresh cycles, OM5 trunks like the FWUYL7575LAM079 eliminate the risk of stranded fiber investment when switch vendors migrate to SWDM optics for cost and port-density reasons. The 79-meter length covers the majority of intra-building backbone scenarios—floor-to-floor risers in mid-rise facilities, MDF-to-IDF horizontal runs in large single-floor datacenters, or equipment-row-to-equipment-row cross-connects in colo cage deployments—without requiring mid-span splice enclosures that introduce 0.3–0.5 dB insertion loss and additional failure points.
High-Density Deployment Context: Modern datacenter architectures demand aggressive port density—100+ connections per rack in spine-leaf fabrics, 400G uplinks from top-of-rack switches, and dense SAN fabrics in converged infrastructure designs. Traditional trunk cables with bulky overmold boots and thick jackets quickly exhaust cable tray capacity and create airflow obstructions that compromise cooling efficiency. The FWUYL7575LAM079's small-diameter design addresses both problems: reduced cross-sectional area preserves 30–40% more pathway space for future additions (delaying or eliminating costly tray expansion projects), and the lower cable mass improves airflow in overhead and under-floor pathways where even minor obstructions create hot spots. The 24-fiber count strikes the practical balance for backbone trunks—enough capacity to serve high-port-count switches (twelve duplex links) without the unwieldy bend-radius and pulling-tension constraints of 48F or 72F trunks that exceed conduit-fill limits or require oversized cable management hardware. For integrators managing rapid deployment schedules—colo build-outs with compressed commissioning windows, phased datacenter expansions where new zones go live while existing production runs, or emergency disaster-recovery relocations—the QuickNet factory termination model eliminates the 2–4 hour per-trunk field termination cycle (strip, cleave, polish, test, rework) and the kit of specialized tools (fusion splicers, microscopes, OTDRs) that field termination requires. You roll the trunk, plug the connectors, test continuity with a light source and power meter, document the link in your DCIM system, and move to the next run. The labor savings compound across a 500-trunk datacenter build from weeks to days.
The LSZH jacket specification is increasingly mandatory for enclosed cable pathways in occupied buildings, international projects, and facilities seeking LEED or BREEAM green-building certifications. During fire events, PVC-jacketed cables release hydrochloric acid gas and dense black smoke—both life-safety hazards and equipment contamination risks. LSZH compounds emit minimal smoke opacity and no halogenated gases, preserving egress visibility and reducing corrosive residue on sensitive electronics. For datacenter operators in jurisdictions with strict fire codes (EU, Middle East, APAC markets, or US military/federal facilities), LSZH isn't optional—it's the baseline compliance requirement. The lime color coding integrates with TIA-598-D industry standards for OM5 identification (lime green), simplifying infrastructure documentation and reducing cross-connection errors when multiple fiber types coexist in the same facility. In mixed OM3/OM4/OM5 deployments—common during phased migrations where legacy 10G links remain in service while new 100G spines deploy—visual color differentiation prevents accidentally patching OM3 into a 100G SWDM transceiver that requires OM5 bandwidth, avoiding mysterious link errors and service disruptions that burn technician hours troubleshooting. This trunk ships with comprehensive test documentation showing insertion loss, return loss, and length measurements for every fiber pair—factory QA that provides baseline performance records for future troubleshooting and warranty claims, and eliminates the ambiguity of "was this cable always marginal or did something break?" during post-install acceptance testing.
Standards Compliance and Infrastructure Fit: The FWUYL7575LAM079 meets ISO/IEC 11801 (international structured cabling), TIA-568-C.3 (North American optical fiber standard), TIA-604-5/FOCIS-5 (fiber connector intermateability), TIA-492-AAAD (OM5 fiber performance), and IEC 60793-2-10 type A1a.3 (multimode fiber characteristics). This multi-geography compliance ensures interoperability with global vendor ecosystems—Cisco/Arista/Juniper switch optics, Panduit/Corning/CommScope connectivity hardware, and Fluke/VIAVI test equipment all reference these same specifications. RoHS compliance eliminates lead, mercury, and hexavalent chromium from the manufacturing process, meeting EU environmental directives and California Prop 65 requirements for commercial installations. For integrators bidding large-scale projects where specification compliance dictates vendor selection, the published conformance to five international standards removes procurement risk and provides the documentation trail that design engineers and authority-having-jurisdiction (AHJ) inspectors require during plan review and final acceptance testing. The 24-fiber configuration, 79-meter reach, OM5 future-proofing, space-saving diameter, and LSZH safety compliance position this trunk as the backbone infrastructure choice for datacenter builds where installation speed, density optimization, and 10-year bandwidth scalability are equally weighted design requirements—precisely the challenges that enterprise IT teams, colocation providers, and hyperscale operators face when infrastructure decisions made today must serve application demands that won't fully materialize until 2030.
