Panduit FRFWC12X4W6LYL FiberRunner 4-Way Cross Fitting 12x4

Overview

The Panduit FRFWC12X4W6LYL is a four-way cross fitting engineered specifically for the Panduit FiberRunner 12x4 cable routing system. It mounts directly onto 12x4 FiberRunner channels and compatible fittings to create a horizontal four-way intersection with two 6x4 outlet paths — the hardware you reach for when a fiber run needs to branch in two perpendicular directions within a single horizontal plane. Designed for data center cable management and central office telecommunications environments, this fitting is built from polycarbonate/ABS and finished in the FiberRunner system's signature yellow, keeping cable pathways visually identifiable in dense tray layouts.

Key Features

• Four-Way Cross Geometry with Dual 6x4 Outlets: The cross configuration lets a single 12x4 trunk branch into two perpendicular 6x4 runs simultaneously. In practice, this means a main east-west backbone can feed north and south distribution runs at the same node — without splicing in a separate tee on each side or doubling back through an additional fitting. Fewer fittings in the path means fewer bend-radius risk points for the fiber.
• Polycarbonate/ABS Construction: The material blend gives this fitting the rigidity needed to maintain cable bend-radius control under a loaded 12x4 channel while staying light enough not to stress the support structure. Polycarbonate/ABS holds up against the UV from fluorescent and LED overhead lighting in open-ceiling data halls — relevant when cable trays run exposed above the tile line.
• RoHS Compliance: The fitting meets RoHS requirements, which matters for data centers operating under EU environmental directives or corporate sustainability mandates that require RoHS documentation throughout the physical layer stack — not just for active electronics.
• UL-Listed Optical Cable Guiding Assemblies (to 2024A): UL certification to the 2024A optical cable guiding assemblies standard means the fitting has been independently tested for its ability to protect fiber under the mechanical loads and installation forces it will realistically see. For projects requiring third-party listing documentation at inspection, this is the spec that closes that conversation.
• Telcordia GR-63-CORE and NEBS Level 3 Compliance: Network Equipment Building Systems Level 3 testing covers seismic zone 4 performance, operating temperature range, and fire resistance — the bar for carrier-grade central office installations. If you're routing fiber in a telco CO or a carrier-neutral colocation facility with NEBS requirements in the contract, this fitting qualifies without a waiver.
• Overall Dimensions — 21.25 in W × 4.22 in H × 14.5 in L: At just over 21 inches wide, the cross footprint accounts for both the 12x4 trunk and the two perpendicular 6x4 exit arms. Verify overhead clearance and adjacent tray spacing before positioning — the width is the constraint that catches installers off-guard on congested cable ladder layouts.
• Yellow Color Coding: Yellow is the standard FiberRunner system color for single-mode fiber pathways in many data center color conventions. Consistent color coding across fittings and straight sections lets technicians trace routes visually from the floor without a flashlight or tone generator.

Integration & Compatibility

The FRFWC12X4W6LYL is designed exclusively for the Panduit FiberRunner 12x4 system. It connects to FiberRunner fiber routing channels and other 12x4-compatible fittings — tees, elbows, end caps — within the same product family. The two 6x4 outlet arms are sized to accept standard FiberRunner 6x4 channel sections, allowing the cross to serve as a distribution node where trunk capacity splits into branch runs. This fitting does not adapt to Panduit's 4x4, 6x6, or 12x12 channel series; size compatibility is strict within the FiberRunner line. If your installation uses a mix of channel sizes, a reducer or adapter fitting from the same family will be required at the transition point.

For projects specifying cable management accessories alongside active network infrastructure, pairing FiberRunner fittings with appropriately sized covers keeps the fiber protected in high-traffic areas where accidental contact is a real operational risk.

Frequently Asked Questions

Q: What channel size does the FRFWC12X4W6LYL connect to?

A: It connects to FiberRunner 12x4 channels and fittings. The two cross outlet arms are sized for 6x4 FiberRunner channel sections. It is not compatible with other FiberRunner channel sizes such as 4x4 or 12x12.

Q: Is the FRFWC12X4W6LYL RoHS compliant?

A: Yes. The FRFWC12X4W6LYL is RoHS compliant per the standards documentation provided by Panduit.

Q: Does this fitting meet NEBS Level 3 requirements?

A: Yes. It complies with Telcordia GR-63-CORE and Network Equipment Building Systems (NEBS) Level 3 testing requirements, qualifying it for carrier-grade central office and telecom CO deployments.

Q: What is the UL listing on the FRFWC12X4W6LYL?

A: The fitting is UL-listed for optical cable guiding assemblies to the 2024A standard.

Q: What are the overall dimensions of this cross fitting?

A: Overall width is 21.25 in (539.8 mm), overall height is 4.22 in (107.2 mm), and overall length is 14.5 in.

Q: What material is the FRFWC12X4W6LYL made from?

A: The fitting is constructed from a polycarbonate/ABS blend, providing the rigidity and light weight required for cable guiding applications in data center and central office environments.