Offset Bristle Brush Strip for Server Rack Cabinets

This offset bristle brush strip uses four staggered rows of flame-retardant nylon bristles inside a snap-on PVC profile. Supplied as left-hand and right-hand pieces, it provides cable pass-through sealing for server rack cabinets, data center enclosures and cooling system panels.

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Product Overview

This server rack brush strip uses an offset bristle configuration for cable pass-through openings in data center cabinets and cooling system panels. Each assembly contains two tufted strip brushes installed inside a PVC profile, creating four rows of nylon bristles across the opening.

The four bristle rows are arranged at progressively different heights to form a stepped or offset configuration. This provides multiple layers of bristle contact around thick cables and conductor bundles while leaving a flexible path through the opening.

Each set includes one left-hand piece and one right-hand piece for installation on opposite sides of a cable cutout. The standard length of each piece is 1 meter, with a standard bristle height of 58 mm. The profile incorporates a bottom slot for snap-on mounting to the corresponding cabinet or panel structure. For a different mounting configuration, see our vertical brush strip for server racks.

Server rack brush strip with tufted nylon brushes in a snap-on PVC profile

Product Features

  • Four-Row Offset Bristle Design: Four nylon bristle rows increase in height step by step, forming a staggered brush barrier rather than a single flat bristle line.
  • Two Internal Tufted Brushes: Two staple-set strip brushes are retained inside one PVC profile to create the four-row configuration.
  • Left-Hand and Right-Hand Pair: Each set contains two corresponding versions for installation on opposite sides of a cable opening.
  • Flame-Retardant Nylon Bristles: The bristle material is specified for cabinet and data center applications requiring flame-retardant nylon. The applicable material standard can be confirmed according to the order requirements.
  • Snap-On PVC Profile: A built-in slot along the bottom of the profile allows the brush to engage with the matching cabinet or panel edge without a separate aluminum holder.
  • Standard One-Meter Length: Each left-hand and right-hand piece is supplied in a standard length of 1 meter with a 58 mm bristle height.
  • Layered Cable Contact: The stepped rows separate around cable bundles at different positions, helping cover the open area around conductors passing through the panel.
Left-hand and right-hand cabinet brush strips with four staggered bristle rows

Specifications

SpecificationStandard Configuration
Product TypeOffset bristle cabinet brush strip
Brush ConstructionTwo tufted strip brushes inside one PVC profile
Bristle MaterialFlame-retardant nylon
Bristle ArrangementFour staggered rows
Row ProfileProgressively increasing bristle heights
Profile MaterialPVC
Set ConfigurationOne left-hand piece and one right-hand piece
Standard Length1 meter per piece
Standard Bristle Height58 mm
Mounting MethodSnap-on mounting through the profile slot
Primary ApplicationCable openings in rack cabinets and equipment enclosures

Server Rack Brush Strip Installation and Cable Routing

The left-hand and right-hand brush strips are installed on the corresponding sides of a cable cutout. Before installation, confirm that the panel edge matches the snap-on slot and orient both profiles so that the staggered bristle rows face the cable passage.

Press each PVC profile onto its mounting edge until it is seated along the required length. Cable bundles can then pass between the opposing nylon bristles. The four stepped rows separate around cables at different positions, reducing the unfilled area around conductors without requiring an individual opening for every cable.

Typical installation positions include:

  • Side panels of server rack cabinets
  • Rear cabinet panels
  • Cabinet doors
  • Roof cable-entry openings
  • Base plates and raised-floor interfaces
  • Data center and cooling equipment enclosures

In these locations, the server rack brush strip provides a flexible cable passage while helping limit uncontrolled airflow and dust entry through the panel cutout.

Frequently Asked Questions

What is an offset bristle brush strip?

It is a cable pass-through brush with multiple bristle rows arranged at different heights. This product uses four progressively stepped rows, creating several layers of contact around cables passing through a cabinet opening.

Why are left-hand and right-hand pieces supplied together?

The two versions are designed for opposite sides of a cable cutout. Their corresponding profiles allow the bristle rows to face the cable passage from both sides when installed in the intended orientation.

What are the standard dimensions?

Each piece has a standard length of 1 meter and a bristle height of 58 mm. One left-hand piece and one right-hand piece are included in each set.

How is the brush strip installed?

The PVC profile has an integrated bottom slot for snap-on installation. The mounting edge must match the slot dimensions, so the panel or cabinet profile should be checked before ordering.

Are the nylon bristles flame-retardant?

Yes. The standard product uses flame-retardant nylon bristles. If a project requires a particular flammability standard or test report, that requirement should be specified before production.

Where can this server rack brush strip be installed?

Typical positions include cabinet side panels, rear panels, doors, roofs and base plates. It can also be used around cable passages in data center and cooling equipment enclosures where the mounting profile is compatible.

Need a Custom Strip Brush?

Tell us your brush specifications, application requirements, or send us a drawing. Our team will recommend a suitable brush solution and provide a quotation.