Panduit FWTYL7575LNM042 OM5 12-Fiber Trunk 42m LSZH

Panduit FWTYL7575LNM042 QuickNet™ OM5 12-Fiber Trunk Cable Assembly

The Panduit FWTYL7575LNM042 is a factory-terminated 12-fiber OM5 trunk cable assembly engineered for high-density data center deployments where rack space, conduit fill, and installation speed directly impact project economics. At 42 meters (137.8 feet), this QuickNet™ assembly provides the extended reach needed for cross-aisle connections, intra-row patch consolidation, or equipment-to-MDA links in enterprise and colocation facilities—while its reduced-diameter construction uses 30 to 40 percent less pathway space than traditional trunk designs. OM5 wideband multimode fiber supports shortwave wavelength division multiplexing (SWDM), delivering four times the bandwidth capacity of OM4 over the same fiber count, making this assembly a future-ready choice for 40/100/400 Gigabit Ethernet migrations without infrastructure rework. The lime-green LSZH jacket meets low-smoke, zero-halogen flammability requirements for European installations and above-ceiling pathways where toxic fume emissions are restricted. Factory termination eliminates field splicing, cuts deployment time by 70 percent compared to bulk-fiber pulls, and ships with end-to-end insertion loss certification—critical for projects with tight commissioning windows or limited onsite fiber expertise.

Key Features

• OM5 wideband multimode fiber rated for 40/100/400 Gigabit Ethernet over extended distances via SWDM technology
• 12-fiber trunk configuration supports structured cabling spines, leaf-switch interconnects, or six-duplex aggregation links
• 42-meter length (137.8 ft) spans cross-aisle, end-of-row, or equipment-to-MDA runs without mid-span splices
• Reduced-diameter cable design saves 30–40% conduit and cable tray space compared to standard trunk assemblies
• LSZH jacket compliant with IEC 60332-3-24 for low-smoke, zero-halogen installations in plenum-rated or international projects
• Lime-green jacket follows TIA-598-D color coding for instant OM5 fiber identification in mixed-mode environments
• Factory-terminated connectors with sub-0.3 dB insertion loss, eliminating field fusion splicing and polish work
• QuickNet™ pull-ready packaging accelerates deployment—no loose buffer tube stripping or breakout kits required
• Meets TIA-568-C.3, ISO/IEC 11801, and TIA-492-AAAD performance standards for enterprise structured cabling
• RoHS compliant construction for installations subject to EU hazardous substance directives

OM5 fiber represents a generational leap in multimode infrastructure: where OM3 and OM4 operate on a single 850 nm wavelength, OM5 adds support for 880 nm, 910 nm, and 940 nm channels, enabling SWDM transceivers to transmit four parallel data streams over one fiber pair. In practical terms, an OM5 trunk like the FWTYL7575LNM042 can support 400GBASE-SR4.2 at distances up to 150 meters using only eight fibers—half the count required by OM4 cabling for the same bandwidth. For integrators managing data centers with constrained conduit capacity or planning multi-year bandwidth expansion roadmaps, this wavelength flexibility defers costly re-cabling projects while maintaining backward compatibility with existing OM3/OM4 switch ports. The 50-micron core diameter preserves modal bandwidth performance across all four SWDM wavelengths, and TIA-492-AAAD certification guarantees minimum effective modal bandwidth (EMB) of 3500 MHz·km at 850 nm—well above the 2000 MHz·km threshold that limits OM3 installations. Panduit's factory testing includes insertion loss verification at all connector interfaces, ensuring every trunk ships ready for 10/25/40/100/400 Gigabit applications without field rework.

The 42-meter assembly length solves a common design problem in modern data centers: equipment rows often exceed the 30-meter maximum reach of pre-packaged patch cords, forcing integrators to either deploy mid-span enclosures for splicing (adding cost, insertion loss, and failure points) or pull bulk fiber and terminate onsite (adding labor, certification overhead, and schedule risk). This trunk bridges the gap—long enough to span cold-aisle-to-hot-aisle cross-connects, end-of-row aggregation switches to spine switches, or server cabinets to meet-me rooms in colocation suites, yet short enough to avoid the signal degradation and mechanical handling risks associated with 100+ meter pulls. The reduced-diameter construction is purpose-built for high-density pathways: traditional 12-fiber trunks often exceed 10 mm outer diameter, but Panduit's small-form design drops that to roughly 6.5–7.5 mm (exact spec varies by connector type), cutting cross-sectional area by 30–40 percent. In a 4-inch conduit at 40% fill ratio, that difference translates to fitting twelve OM5 trunks where only eight traditional assemblies would comply with NEC Article 770 conduit fill tables—a critical advantage in retrofit projects where pathway capacity is locked in by existing infrastructure.

LSZH jacketing addresses dual concerns: fire safety and regulatory compliance. Low-smoke, zero-halogen compounds produce 40–50% less smoke opacity than PVC during combustion and emit negligible hydrochloric acid or other corrosive halogens, reducing damage to sensitive IT equipment and improving egress visibility in fire scenarios. IEC 60332-3-24 vertical flame propagation testing certifies the cable's resistance to flame spread when bundled, meeting the plenum-equivalent requirements common in European EN 50173 installations or LEED-certified buildings where toxic emissions carry point penalties. For data centers operating under ASHRAE thermal guidelines, LSZH jackets also exhibit better high-temperature aging performance than PVC alternatives, maintaining flexibility and tensile strength in hot-aisle environments that regularly exceed 35°C. The lime-green color coding is non-negotiable in mixed-fiber environments: TIA-598-D assigns lime/aqua specifically to OM5 to prevent accidental cross-patching with OM3 (aqua) or OM4 (magenta) links, which can cause transceiver damage or link failure when SWDM optics encounter incorrect modal bandwidth characteristics.

QuickNet™ factory termination delivers measurable labor savings: field termination of a 12-fiber trunk requires fusion splicing (15–20 minutes per splice × 12 fibers), connector polishing and inspection (10 minutes per connector), and OTDR certification (30–60 minutes for bidirectional testing), totaling 6–8 hours of skilled labor per assembly. Pre-terminated trunks collapse that timeline to under 30 minutes—pull the cable, dress the connectors into patch panels or equipment ports, verify link light, done. Panduit's end-to-end insertion loss certification (typically ≤0.25 dB per mated pair) also eliminates the risk of field termination defects: a single contaminated endface or micro-bend in a fusion splice can push insertion loss above 0.5 dB, forcing rework and delaying commissioning. For projects with compressed schedules—co-location build-outs with fixed customer move-in dates, M&A-driven data center consolidations, or disaster recovery failovers—factory-terminated trunks are often the only path to meeting Go Live deadlines without weekend overtime premiums.

The FWTYL7575LNM042 ships as a single assembly (package quantity: 1) with protective dust caps on all connectors and pull-sock or figure-8 coiling for tangle-free deployment. Standards compliance spans TIA-568-C.3 (commercial building telecommunications cabling), ISO/IEC 11801 (international structured cabling), TIA-604-5 FOCIS-5 (fiber connector intermateability), and IEC 60793-2-10 Type A1a.3 (50/125 μm multimode fiber specifications), ensuring interoperability with equipment from Cisco, Arista, Juniper, Dell, HPE, and other Ethernet switch vendors. RoHS compliance (Restriction of Hazardous Substances Directive 2011/65/EU) certifies lead-free, mercury-free, cadmium-free construction for installations subject to European Union environmental regulations or corporate sustainability procurement policies. For integrators planning 25/50/100/400 Gigabit Ethernet leaf-spine fabrics, OM5 trunk assemblies like this one eliminate the traditional fiber-count tax: instead of needing 24-fiber or 48-fiber trunks to provision twelve duplex links, SWDM optics let you run the same port density over half the fiber, cutting per-port cabling cost by 40–50 percent while reserving pathway capacity for future growth.