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Panduit FRVT4X4LBL FiberRunner 4x4 T-Vertical Fitting
The Panduit FRVT4X4LBL creates a 90° vertical drop from horizontal FiberRunner 4x4 pathways in datacenter and central office fiber backbone installations. When you're routing high-density fiber bundles from overhead ladder rack down to equipment rows, maintaining bend radius through the transition is non-negotiable — this T-vertical fitting mounts directly to 4x4 channel or couplers and provides a structured vertical leg with integrated hinged door for tool-free access during adds, moves, and changes. UL-certified to 2024A optical cable routing assembly standards and Telcordia GR-63-CORE compliant for NEBS Level 3 seismic/environmental requirements, making it a code-compliant choice for mission-critical telecom and enterprise datacenter fiber infrastructure.
Key Features
- 90° vertical drop fitting for FiberRunner 4x4 cable management system
- Integrated hinged door for tool-free fiber access during moves/adds/changes
- Polycarbonate/ABS construction for impact resistance and long service life
- Mounts via QuikLock™ couplers, snap rivets, or bolt-on connection to 4x4 channel
- Accommodates 4x4 channel covers in conjunction with straight runs
- UL 2024A certified optical cable routing assembly
- Telcordia GR-63-CORE compliant (NEBS Level 3 seismic and environmental)
- Black finish blends with standard datacenter aesthetics
- Works with 1-port spill fitting for branching configurations
- RoHS compliant for environmental disposal requirements
The fitting measures 7.3" high × 8.51" long × 14.5" wide (185.4mm × 368.3mm) and accepts standard FiberRunner 4x4 channel sections on both horizontal and vertical legs. The hinged door locks closed during normal operation but swings open without tools when you need to add a riser cable or troubleshoot a fiber path — critical in live datacenter environments where you can't afford downtime to disassemble a cable runway. The polycarbonate/ABS blend resists impact from ladder work and provides dimensional stability across the -40°C to +65°C range typical of NEBS Level 3 testing. Mounting flexibility is built in: use Panduit's QuikLock snap-together couplers for fast field assembly, traditional snap rivets for semi-permanent installations, or through-bolt connections when seismic bracing is required. The vertical leg accepts a channel cover just like straight sections, so you maintain a closed pathway from horizontal run through the drop without exposing fiber bundles.
Datacenter and central office installers face strict code enforcement on cable routing — inspectors look for UL 2024A certification on optical cable assemblies and NEBS Level 3 compliance in telco applications. The FRVT4X4LBL carries both, along with structured test documentation per Telcordia GR-63-CORE seismic, fire, and environmental exposure protocols. This dual compliance matters when you're bidding datacom projects with AHJ (authority having jurisdiction) plan review or deploying in carrier-grade telco COs where every component must meet Bell System heritage standards. The black finish matches standard FiberRunner components and blends into typical raised-floor datacenter aesthetics. Compatible with the 1-port spill fitting when you need to branch a sub-bundle off the main vertical drop, and works within Panduit's broader 4x4 FiberRunner ecosystem — elbows, tees, cross fittings, end caps, and mounting hardware all share the same connection interface.
The fitting ships individually with hardware included; carton quantity is five units for volume deployments. When you're engineering a vertical fiber backbone with 288-count to 864-count cables running from overhead distribution to switch rows, the structured bend radius control and hinged access of the FRVT4X4LBL prevent the hidden fiber damage that shows up months later as intermittent link errors — and the UL/NEBS dual certification keeps inspectors and carrier-grade spec compliance auditors off your back during final walkthrough.
Panduit FRVT4X4LBL 4x4 FiberRunner T-Vertical Fitting
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