Panduit FLEX1U04 - The HD Flex Fiber Enclosure is 1 RU and is configured with sliding front-access drawers to accept up to eighteen 4 port HD Flex cassettes or Fiber Adapter Panels for a maximum density of 144 fibers.
Panduit

FLEX1U04

UPC: 613056142947

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Overview

The Panduit HD Flex Fiber Enclosure (SKU: FLEX1U04) is a 1RU high-density fiber management solution designed for data centers, SANs, healthcare facilities, and central offices where space efficiency and rapid deployment are critical. This enclosure supports up to eighteen 4-port HD Flex cassettes or fiber adapter panels, delivering a maximum density of 144 fibers in a compact 1U form factor. The sliding front-access drawers enable quick cassette installation and front-panel cable management, reducing deployment time by up to 40% compared to traditional enclosures. Key features include built-in front cable management trays for organized patch cord routing, spring-loaded cassette locking mechanisms for tool-free installation, and compatibility with MTP/MPO-LC preterminated cassettes (24F, 12F, or 8F) in OS2, OM3, OM4, and OM5 fiber types. The enclosure supports migration paths for 10G/40G/100G/200G/400G systems, ensuring long-term scalability. It accepts LC Quad adapters and is compatible with 6-PAK and LGX118 adapter plates for flexible connector options. The rugged steel construction with powder-coated black finish ensures durability in industrial environments, while the label cover and splice protector holder enhance organization and fiber protection. Ideal for high-density fiber environments, the FLEX1U04 reduces rack space usage by 50% compared to 2U alternatives while maintaining optimal bend radius compliance. The enclosure’s modular design allows for easy upgrades—add or replace cassettes without disrupting adjacent connections. Panduit’s HD Flex system is manufactured in the USA and backed by a comprehensive warranty, making it a reliable choice for mission-critical applications.
  • 1RU form factor with 144-fiber capacity (18x 4-port cassettes or adapter panels)
  • Sliding front-access drawers for tool-free cassette installation and maintenance
  • Supports MTP/MPO-LC preterminated cassettes (24F/12F/8F) in OS2, OM3, OM4, OM5 fiber types
  • Built-in front cable management trays for organized patch cord routing
  • Compatible with LC Quad adapters and 6-PAK/LGX118 adapter plates for flexible configurations

Specifications

Application
Fiber Optic Cable Management
Color
Black
Depth
19.6 In.
Rack Spaces*
1
Series
HD Flex Fiber Enclosure
Size
1 RU
Slot Capacity
NA
Standard
RoHS Compliant
Type
Fiber Enclosure
Width
14.92 In.
Package Dimensions (L x W x H)
23.75 IN x 20 IN x 3.875 IN
Package Weight (Imperial)
14.5 lbs
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PR2VSD1296

The PatchRunner 2 Vertical Cable Manager pairs ultra-high-density capability and versatility, freeing up valuable floor space. The fully pre-assembled manager lowers overall costs. The dual-sided manager has a metal backbone with molded plastic fingers, and includes one full-length metal, dual-hinging, push-to-close door. The manager is 52 RU, 12 inches wide, and is black.
The PatchRunner 2 Vertical Cable Manager pairs ultra-high-density capability and versatility, freeing up valuable floor space. The fully pre-assembled manager lowers overall costs. The dual-sided manager has a metal backbone with molded plastic fingers, and includes one full-length metal, dual-hinging, push-to-close door. The manager is 45 RU, 12 inches wide, and is black.

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The PatchRunner 2 Vertical Cable Manager pairs ultra-high-density capability and versatility, freeing up valuable floor space. The fully pre-assembled manager lowers overall costs. The dual-sided manager has a metal backbone with molded plastic fingers, and includes one full-length metal, dual-hinging, push-to-close door. The manager is 45 RU, 12 inches wide, and is black.
The PatchRunner 2 Vertical Cable Manager pairs ultra-high-density capability and versatility, freeing up valuable floor space. The fully pre-assembled manager lowers overall costs. The dual-sided manager has a metal backbone with molded plastic fingers, and includes one full-length metal, dual-hinging, push-to-close door. The manager is 42 RU, 12 inches wide, and is black.

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The PatchRunner 2 Vertical Cable Manager pairs ultra-high-density capability and versatility, freeing up valuable floor space. The fully pre-assembled manager lowers overall costs. The dual-sided manager has a metal backbone with molded plastic fingers, and includes one full-length metal, dual-hinging, push-to-close door. The manager is 42 RU, 12 inches wide, and is black.
The PatchRunner 2 Vertical Cable Manager combines high-density capability and versatility, freeing up valuable floor space. The fully pre-assembled manager lowers overall costs. The dual-sided manager has a metal backbone with molded plastic fingers, and includes two full-length metal, dual-hinging, push-to-close doors. The manager is 42 RU, 12 inches wide, and is black.

PR2VD1279

The PatchRunner 2 Vertical Cable Manager combines high-density capability and versatility, freeing up valuable floor space. The fully pre-assembled manager lowers overall costs. The dual-sided manager has a metal backbone with molded plastic fingers, and includes two full-length metal, dual-hinging, push-to-close doors. The manager is 42 RU, 12 inches wide, and is black.
The PatchRunner 2 Vertical Cable Manager combines high-density capability and versatility, freeing up valuable floor space. The fully pre-assembled manager lowers overall costs. The dual-sided manager has a metal backbone with molded plastic fingers, and includes two full-length metal, dual-hinging, push-to-close doors. The manager is 52 RU, 12 inches wide, and is black.

PR2VD1296

The PatchRunner 2 Vertical Cable Manager combines high-density capability and versatility, freeing up valuable floor space. The fully pre-assembled manager lowers overall costs. The dual-sided manager has a metal backbone with molded plastic fingers, and includes two full-length metal, dual-hinging, push-to-close doors. The manager is 52 RU, 12 inches wide, and is black.
The Opticom Rack Mount Fiber Enclosure is the Open Access version of the FCE1U. It ensures network reliability by housing, organizing, managing and protecting fiber optic cable, terminations, splices, connectors and patch cords. It is black, made of steel and uses up to 4 FAP or FMP adapter panels in a 1 RU footprint for maximum patch field density. 1.73"H x 17.60"W x 17.9"D (43.9mm x 447.0mm x 454mm)

FCE1UA

The Opticom Rack Mount Fiber Enclosure is the Open Access version of the FCE1U. It ensures network reliability by housing, organizing, managing and protecting fiber optic cable, terminations, splices, connectors and patch cords. It is black, made of steel and uses up to 4 FAP or FMP adapter panels in a 1 RU footprint for maximum patch field density. 1.73"H x 17.60"W x 17.9"D (43.9mm x 447.0mm x 454mm)
The Panduit Opticom Rack Mount Fiber Enclosure ensures network reliability by housing, organizing, managing and protecting fiber optic cable, terminations, splices, connectors and patch cords. The FCE2U is black, made of steel and features 8 FAP/cassette slots in a 2 RU footprint for maximum patch field density. Fibers are easily accessible through a slide-out, tilt-down drawer, while rear cable management maintains proper slacking and spooling. 3.48"H x 17.60"W x 17.9"D (88.4mm x 447.0mm x 454mm)

FCE2U

The Panduit Opticom Rack Mount Fiber Enclosure ensures network reliability by housing, organizing, managing and protecting fiber optic cable, terminations, splices, connectors and patch cords. The FCE2U is black, made of steel and features 8 FAP/cassette slots in a 2 RU footprint for maximum patch field density. Fibers are easily accessible through a slide-out, tilt-down drawer, while rear cable management maintains proper slacking and spooling. 3.48"H x 17.60"W x 17.9"D (88.4mm x 447.0mm x 454mm)
The Panduit Opticom Rack Mount Fiber Enclosure ensures network reliability by housing, organizing, managing and protecting fiber optic cable, terminations, splices, connectors and patch cords. The FCE1U is black, made of steel and features 4 FAP/cassette slots in a 1 RU footprint for maximum patch field density. Fibers are easily accessible through a slide-out, tilt-down drawer, while rear cable management maintains proper slacking and spooling. 1.73"H x 17.60"W x 17.9"D (43.9mm x 447.0mm x 454mm)

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The Panduit Opticom Rack Mount Fiber Enclosure ensures network reliability by housing, organizing, managing and protecting fiber optic cable, terminations, splices, connectors and patch cords. The FCE1U is black, made of steel and features 4 FAP/cassette slots in a 1 RU footprint for maximum patch field density. Fibers are easily accessible through a slide-out, tilt-down drawer, while rear cable management maintains proper slacking and spooling. 1.73"H x 17.60"W x 17.9"D (43.9mm x 447.0mm x 454mm)
The HD Flex Universal Cable Management Bracket features adjustable mounting rails to help route/manage cables vertically or horizontally. The universal bracket supports cable slack as well as manage and route cables on the sides of racks, enclosures, or cabinets. This kit includes two mounting brackets and one strain relief bar.

FLEX-CM-1UBKIT

The HD Flex Universal Cable Management Bracket features adjustable mounting rails to help route/manage cables vertically or horizontally. The universal bracket supports cable slack as well as manage and route cables on the sides of racks, enclosures, or cabinets. This kit includes two mounting brackets and one strain relief bar.
Cabinet Inlet Duct, Compatible with 16" - 20" Switch Depth - BL

CID2RU16-20DB1

Cabinet Inlet Duct, Compatible with 16" - 20" Switch Depth - BL
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FCE4U

The Panduit Opticom Rack Mount Fiber Enclosure ensures network reliability by housing, organizing, managing and protecting fiber optic cable, terminations, splices, connectors and patch cords. The FCE4U is black, made of steel and features 12 FAP/cassette slots in a 4 RU footprint for maximum patch field density. Fibers are easily accessible through a slide-out, tilt-down drawer, while rear cable management maintains proper slacking and spooling. 6.98"H x 17.60"W x 16.30"D (177.0mm x 447.0mm x 414.0mm)
The PatchRunner 2 Enhanced Vertical Cable Manager pairs ultra-high-density capability and versatility with its unique zero RU patching feature. The partially assembled manager installs easily to speed up deployment. The single-sided manager has a metal backbone with molded plastic fingers, and includes one full-length metal, dual-hinging, push-to-close door. The manager is 45 RU, 12 inches wide, 15 bonus vertical RU, and is black.

PE2VFD12

The PatchRunner 2 Enhanced Vertical Cable Manager pairs ultra-high-density capability and versatility with its unique zero RU patching feature. The partially assembled manager installs easily to speed up deployment. The single-sided manager has a metal backbone with molded plastic fingers, and includes one full-length metal, dual-hinging, push-to-close door. The manager is 45 RU, 12 inches wide, 15 bonus vertical RU, and is black.

Frequently Asked Questions

What is the maximum fiber capacity per rack unit?

The HD Flex™ Fiber Cabling System supports up to 144 fibers per rack unit.

How does the split-tray design benefit serviceability?

The split-tray design allows servicing of cassettes without disturbing adjacent connections, minimizing circuit disruptions.

What types of fiber trunks are available?

Pre-terminated PanMPO™ Trunk Cable Assemblies are available in multimode or singlemode, with 12-fiber, 24-fiber, and 48-fiber options.

What is the installation requirement for the HD Flex™ system?

The HD Flex™ Fiber Cabling System can be installed by a single technician, simplifying deployment.

What is the purpose of the MPO parking feature?

The MPO parking feature reduces installation time for fiber trunks during cable plant migrations.

What is the maximum fiber capacity of the HD Fusion Fiber Splicing Enclosure?

The HD Fusion Fiber Splicing Enclosure can accommodate up to 576 single fibers and up to 864 ribbon fibers.

How many ports do the cassettes support?

Cassettes are available in either 6-port or 12-port configurations.

What is the design feature for cable management?

The system features side trunk cable management for easy access to cables and connectors.

What types of patch cords are available?

Patch cords are available with Push-Pull LC Duplex or PanMPO Interconnects in various configurations.

What configurations can the enclosures support?

Enclosures can be reconfigured to accept either 6-port or 12-port cassettes and adapter panels.

How to Install the FLEX1U04 Fiber Cassette Enclosure

This guide provides step-by-step instructions for installing the FLEX1U04 Fiber Cassette Enclosure in a rack, including mounting, wiring, and initial setup.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Tak-Tys, Fiber caution label, Laser warning label

  1. Prepare the rack

    Identify the desired rack unit (RU) space for the FLEX1U04 enclosure. If RU space is open above, partially install two screws on each side of the rack to assist in mounting.

  2. Mount the enclosure

    Secure the enclosure to the rack by aligning the mounting brackets with the pre-installed screws. Tighten a minimum of four screws to ensure the enclosure is firmly attached.

  3. Install the trunk slack plate

    Engage the pins on the trunk slack plate into the slots on the enclosure and tilt down into place. Tighten the captive screws to secure the plate.

  4. Route and secure cables

    Create a slack loop for incoming trunk cables, ensuring at least 28" of slack for split routing. Use Tak-Tys to secure cables to the slack plate or vertical cable manager.

  5. Install cassettes

    Attach trunk cabling to the rear port of the first cassette. Insert the cassette into the bottom-most slot on the right and push forward until it clicks into place. Repeat for additional cassettes.

  6. Label the enclosure

    Apply the fiber caution label and laser warning label to the enclosure as per safety guidelines to ensure proper identification and safety.

Frequently Asked Questions about Panduit

What environmental ratings do Panduit products have?

Panduit products feature comprehensive environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13; CSA Type 1, 2, 3, 4, 4X, 12, and 13; and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. They meet IEC 60529 IP66 rating, providing robust protection against dust, water, and corrosion in both indoor and outdoor environments, with operating temperatures ranging from -40°C to 130°C.

What certifications and standards do Panduit products comply with?

Panduit products are certified to multiple critical industry standards, including UL (Underwriters Laboratories) in the USA and Canada, CSA (Canadian Standard Association), EN IEC 61386, LVD 2006/G5/EC, and ARRA standards. Our products meet rigorous certifications for electrical safety, environmental compliance (WEEE and RoHS), and are designed to perform in extreme temperatures ranging from -55°C to 105°C, making them suitable for demanding industrial environments.

What industries and applications are Panduit products used for?

Panduit products are engineered for critical applications across multiple industries, including commercial construction, food and beverage, oil and gas, renewable energy, transportation, and safety-critical environments. Their solutions span electrical infrastructure, wire management, cable ties, power connectors, and safety systems designed to withstand extreme conditions like high vibration, temperature variations, UV exposure, and corrosive agents. Key industries include solar and wind energy, aerospace, heavy trucking, military, commercial transportation, and industrial manufacturing.

What are the main product lines offered by Panduit?

Panduit offers a comprehensive range of electrical infrastructure products including power connectors, cable ties, grounding connectors, identification products, safety solutions, terminals, cable cleats, wiring duct, and cable tie accessories. These products are engineered for industrial environments across multiple sectors like commercial construction, food and beverage, oil and gas, renewable energy, transportation, and safety applications.

What are the key features of Panduit products?

Panduit products are engineered for robust performance in heavy-duty industrial environments, featuring a comprehensive range of solutions including cable ties, power connectors, terminals, and identification products. Key features include proven quality performance, subject matter expertise, and customer-driven innovation across multiple industrial sectors such as commercial construction, food and beverage, oil and gas, renewable energy, transportation, and safety applications. The product line is designed to maximize productivity, reliability, and safety while meeting stringent industry standards.

What is Panduit's warranty policy?

Panduit provides a comprehensive Limited Product Warranty that can be fully reviewed on their official website at www.panduit.com/warranty. All Panduit products are subject to the terms, conditions, and limitations of this current warranty. Customers are advised to review the specific warranty details for their particular product, as Panduit requires buyers to determine product suitability for their intended use and assumes all associated risks.

What technical support does Panduit offer?

Panduit offers comprehensive technical support through their dedicated customer service team, accessible via phone at 1-800-777-3300. They provide expert assistance for their full range of industrial infrastructure products, including cable ties, power connectors, terminals, and identification solutions. Customers can also access additional technical resources and product information through their website at www.panduit.com.

What accessories are available for Panduit products?

Panduit offers a wide range of accessories across multiple product lines, including cable ties, cable tie accessories, cable tie tools, identification products, cable cleats, grounding connectors, and VeriSafe accessories like the VeriSafe Network Module and Insulation Piercing Connectors. For a comprehensive view of all available accessories, customers are recommended to visit www.panduit.com for the full product catalog.

How are Panduit products typically installed?

Panduit products are engineered for comprehensive installation across industrial environments, utilizing specialized tools and techniques for precise mounting. Installation methods vary by product line - from cable ties and power connectors to terminals and identification solutions - but all are designed for robust performance in heavy-duty settings. Technicians typically use Panduit's dedicated installation tools and follow manufacturer guidelines available at www.panduit.com to ensure proper fitting and maximum infrastructure reliability.