High-Performance Server Rack Cabinet (3,000 lb) H1 Series

Flagship data center server cabinet designed for high-density IT, network, and storage applications with advanced airflow, security, and scalability.

English | Français

As seen on Linus Tech Tips. Click here for video

Key Features and Benefits

  • 14-gauge mild steel welded frame with 12-gauge reinforced corner brackets and 16-gauge doors (UL2416 rated to 3,000 lb / 1,360 kg) provides maximum structural strength for server, network, and storage equipment.
  • Flagship cabinet platform with enhanced airflow and security features supports high-density IT environments and demanding data center applications.
  • Two (2) pairs of infinitely adjustable EIA-310 compliant square hole mounting rails (12-gauge steel) support flexible equipment installation and high-density configurations.
  • Perforated front and split rear doors (79% airflow) support cooling requirements for active equipment.
  • Surface-mounted doors with locking swing handle and security features support controlled access and full mounting depth utilization.
  • Multiple width options (24", 30", 31.5") support cable management, vertical accessories, and high-density deployments without obstructing rails.
  • Interchangeable top panels with cable entry and fan knockouts support airflow management and overhead cable routing.
  • Integrated cable entry knockouts and vertical cable management support improve routing efficiency and scalability.
  • Factory-installed leveling feet and recessed casters support flexible installation and positioning.

Compliance and Certifications

  • UL2416 listed rack (3,000 lb load rating) ensures verified structural performance for high-capacity installations.
  • Seismic rated to 1,200 lb dynamic load (IBC, CBC, NBC, ASCE standards) supports deployment in regulated and high-risk environments.
  • Meets PCI DSS (Payment Card Industry Data Security Standard) supports secure data and payment system installations.
  • TAA-compliant, manufactured in North America supports government procurement requirements and ensures consistent quality.
  • Black or white powder coat finish (GREENGUARD, TSCA, RoHS compliant) supports indoor air quality and environmental compliance.

The H1 Series server rack cabinet is Hammond’s flagship enclosure solution for data center, network, and enterprise IT environments. Constructed from heavy-duty steel and UL2416 rated to 3,000 lb, it delivers maximum strength, scalability, and performance.

With advanced airflow, integrated cable management, and enhanced security features, the H1 supports high-density deployments and mission-critical infrastructure requiring reliability and flexibility.

    When another product may be a better choice
    • When you need a pre-configured cabinet for faster deployment, consider our C4RR_A Series.
    • When you need a cost-effective assembled cabinet for general IT applications, consider our RB-DC Series.
    • When you need a multi-tenant or colocation cabinet with segmented access for shared environments, consider our CLC Series.

    Included Components

    • Welded steel frame with factory-installed nylon leveling feet, recessed casters and grounding studs.
    • Two (2) pairs of adjustable depth EIA-compliant square hole punched mounting rails. Includes. Starter pack of CAGKIT1032-50 screws and cage nuts.
    • One (1) perforated front door (79% open area vented) with a locking swing handle.
    • One (1) perforated split/barn rear door (79% open area vented) with locking swing handle.
    • One (1) solid and one (1) brushed cable entry top panels are interchangeable.
    • One (1) PDU cable tray is mounted in the rear.

    Note: Cabinet side panels are NOT included and are sold separately. (See table below).

    Upgrade your cabinet to include Lifting Eye-Bolts with 2,000 lbs of lifting capacity.
    Ask your local representative for details.

    Accessories

    Part Details

    Click Part No, below, for details (e.g., Product drawings, assembly instructions, ship weight)

    H1 Cabinet Assemblies

    Units shown: inch. Switch units to: mm

    Part No. Part No. Overall Dimensions Rack Additional In-Rail Usable Mounting Dimensions Optional (Single) Side Panel Part No.
    RAL9005 Black RAL9003 White Height Width Depth Units Rack Units Height Depth RAL9005 Black RAL9003 White
    H12442U42BK H12442U42WH 80.37 24.00 43.91 42U - 73.50 39.00 H1SP42U42BK H1SP42U42WH
    H12442U48BK H12442U48WH 80.37 24.00 49.91 42U - 73.50 45.00 H1SP42U48BK H1SP42U48WH
    H13042U42BK H13042U42WH 80.37 30.00 43.91 42U 12U 73.50 39.00 H1SP42U42BK H1SP42U42WH
    H13042U48BK H13042U48WH 80.37 30.00 49.91 42U 12U 73.50 45.00 H1SP42U48BK H1SP42U48WH
    H13142U42BK H13142U42WH 80.37 31.50 43.91 42U 12U 73.50 39.00 H1SP42U42BK H1SP42U42WH
    H13142U48BK H13142U48WH 80.37 31.50 49.91 42U 12U 73.50 45.00 H1SP42U48BK H1SP42U48WH
    H12445U42BK H12445U42WH 85.65 24.00 43.91 45U - 78.75 39.00 H1SP45U42BK H1SP45U42WH
    H12445U48BK H12445U48WH 85.65 24.00 49.91 45U - 78.75 45.00 H1SP45U48BK H1SP45U48WH
    H13045U42BK H13045U42WH 85.65 30.00 43.91 45U 12U 78.75 39.00 H1SP45U42BK H1SP45U42WH
    H13045U48BK H13045U48WH 85.65 30.00 49.91 45U 12U 78.75 45.00 H1SP45U48BK H1SP45U48WH
    H13145U42BK H13145U42WH 85.65 31.50 43.91 45U 12U 78.75 39.00 H1SP45U42BK H1SP45U42WH
    H13145U48BK H13145U48WH 85.65 31.50 49.91 45U 12U 78.75 45.00 H1SP45U48BK H1SP45U48WH
    H12448U42BK H12448U42WH 90.87 24.00 43.91 48U - 84.00 39.00 H1SP48U42BK H1SP48U42WH
    H12448U48BK H12448U48WH 90.87 24.00 49.91 48U - 84.00 45.00 H1SP48U48BK H1SP48U48WH
    H13048U42BK H13048U42WH 90.87 30.00 43.91 48U 12U 84.00 39.00 H1SP48U42BK H1SP48U42WH
    H13048U48BK H13048U48WH 90.87 30.00 49.91 48U 12U 84.00 45.00 H1SP48U48BK H1SP48U48WH
    H13148U42BK H13148U42WH 90.87 31.50 43.91 48U 12U 84.00 39.00 H1SP48U42BK H1SP48U42WH
    H13148U48BK H13148U48WH 90.87 31.50 49.91 48U 12U 84.00 45.00 H1SP48U48BK H1SP48U48WH
    H12452U42BK H12452U42WH 97.90 24.00 43.91 52U - 91.00 39.00 H1SP52U42BK H1SP52U42WH
    H12452U48BK H12452U48WH 97.90 24.00 49.91 52U - 91.00 45.00 H1SP52U48BK H1SP52U48WH
    H13052U42BK H13052U42WH 97.90 30.00 43.91 52U 12U 91.00 39.00 H1SP52U42BK H1SP52U42WH
    H13052U48BK H13052U48WH 97.90 30.00 49.91 52U 12U 91.00 45.00 H1SP52U48BK H1SP52U48WH
    H13152U42BK H13152U42WH 97.90 31.50 43.91 52U 12U 91.00 39.00 H1SP52U42BK H1SP52U42WH
    H13152U48BK H13152U48WH 97.90 31.50 49.91 52U 12U 91.00 45.00 H1SP52U48BK H1SP52U48WH
    Includes Frame, Two pair of square hole rails, vented front door, vented split rear door, 1x solid top and 1x brushed top. Additional In-Rail Rack Units are 1U cutouts in the 30W and 31.5W rails that can be used for cable passthrough or you can mount 1U rack equipment. We like to think of them as bonus rack units.

    H1 Top Panel Options

    Units shown: inch. Switch units to: mm

    Use with Part No. Part No. Description Suggested
    Cabinet Width Black White Accessories
    24 H1TS24BK H1TS24WH Solid
    30, 31.5 H1TS30BK H1TS30WH Solid
    24 H1TB24BK H1TB24WH Brushed side cable entry with center knockouts
    30, 31.5 H1TB30BK H1TB30WH Brushed side cable entry with center knockouts
    24 H1TC24BK H1TC24WH Fan Top (fits any C2T1923**) C2T1923F4TBK1
    30, 31.5 H1TC30BK H1TC30WH Fan Top (fits any C2T1923**) C2T1923F4TLG1
    24 H1TC24BK H1TC24WH Top Panel for Thermal air chimney (sold separately) CLCH202215BK
    30, 31.5 H1TC30BK H1TC30WH Top Panel for Thermal air chimney (sold separately) CLCH202215BK
    24 H1TR24BK H1TR24WH 9U Rack accessory mounting
    30, 31.5 H1TR30BK H1TR30WH 9U Rack accessory mounting

    H1 Bottom Panel Options

    Units shown: inch. Switch units to: mm

    Part No. Part No. Descriptions Use with Use with
    Black White Cabinet Width Cabinet Depth
    H1BS2442BK H1BS2442WH Solid with cable entry knockouts 24 42
    H1BS2448BK H1BS2448WH Solid with cable entry knockouts 24 48
    H1BS3042BK H1BS3042WH Solid with cable entry knockouts 30, 31.5 42
    H1BS3048BK H1BS3048WH Solid with cable entry knockouts 30, 31.5 48

    H1 Vertical Ring and Finger Managers

    Units shown: inch. Switch units to: mm

    Compatible with Vertical Ring Manager 24" Width 30" Width 31.5" Width
    H1 Cabinet Includes one (1) Includes two (2) Includes two (2)
    Height Finger Vertical without a Cover Finger Verticals with Cover Finger Verticals with Cover
    42U H1VRM42UBK H1VFM42UBK H1VFMC3042UBK H1VFMC3142UBK
    45U H1VRM45UBK H1VFM45UBK H1VFMC3045UBK H1VFMC3145UBK
    48U H1VRM48UBK H1VFM48UBK H1VFMC3048UBK H1VFMC3148UBK
    52U H1VRM52UBK H1VFM52UBK H1VFMC3052UBK H1VFMC3152UBK

    Air Dam Kit

    Compatible with 24" Width 30" Width 31.5" Width
    H1 Cabinet Height
    42U H1AD2442BK H1AD3042BK H1AD3142BK
    45U H1AD2445BK H1AD3045BK H1AD3145BK
    48U H1AD2448BK H1AD3048BK H1AD3148BK
    52U H1AD2452BK H1AD3052BK H1AD3152BK

    PDU Tray

    Compatible with Part No. Part No. Overall Dimensions
    H1 Cabinet Height Black Finish White Finish Height Width
    42U H1PDU42UBK H1PDU42UWH 64.75 6.94
    45U H1PDU45UBK H1PDU45UWH 70.00 6.94
    48U H1PDU48UBK H1PDU48UWH 75.25 6.94
    52U H1PDU52UBK H1PDU52UWH 82.25 6.94

    H1 Cabinet Bonding Kit

    Part No. Wire Gauge Features
    H1GRDKIT 10 AWG Includes required cords to bond all cabinet components.
    Where the series works best
    • Data centers and enterprise IT environments.
    • High-density server and storage deployments.
    • Network infrastructure installations.
    • Colocation and cloud environments.
    • Applications requiring advanced airflow and security.
    Applications and when to use the series
    • Installations requiring high-performance server rack cabinets (3,000 lb capacity).
    • Applications needing advanced airflow and cooling for active equipment.
    • Environments where security and controlled access are critical.
    • Deployments requiring scalable, high-density cabinet infrastructure.
    • Installations where compliance and structural certification are required.

    Need Assistance? Contact Us.

    Data subject to change without notice.

    Tags: server rack enclosure cabinet, high density cabinet, data center cabinet, network cabinet, IT cabinet, rack enclosure, server enclosure, freestanding cabinet, enterprise cabinet, equipment cabinet, rack cabinet, 19 inch cabinet