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468109797090
HP 331148-B21 Universal Rack Mount Kit
468109797090

HP 331148-B21 Universal Rack Mount Kit

Best price now

$90.81at Orange HardwaresChecked 1 h ago

Compared across 2 stores. Prices are checked against each store and labelled with when.

Visit Orange Hardwares

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Price facts

  • Lowest price today: $90.81 at Orange Hardwares (checked Nov 11, 2026).
  • Checked at 2 stores.

Our take on the HP 331148-B21 Universal Rack Mount Kit

The HP 331148-B21 is a universal rack mount kit that lets HP and Compaq server hardware be installed in standard 19-inch racks. It is a hardware accessory, not a server: it supplies the rails, brackets and fasteners needed to slide a compatible chassis into a rack. It suits IT staff and homelab builders who already own compatible HP or Compaq gear and need proper rack mounting. Compared with generic third-party rail kits, it is built to HP's own fit and load specifications, but it fits only listed chassis, so compatibility must be checked before buying.

Best forIT teams racking HP or Compaq serversHomelab builders with compatible HP chassisReplacing lost or damaged original railsInstalling servers in a standard 19-inch rack
Pros
  • Built to HP's fit and load specifications
  • Includes rails, brackets and mounting hardware
  • Fits standard 19-inch racks
  • Keeps servers properly supported and serviceable
  • Original part, so no fitment guesswork on listed chassis
Cons
  • Fits only specific HP and Compaq chassis
  • No instructions beyond basic assembly guidance
  • Hardware kit only, no server or rack included
  • Third-party rails can be cheaper for non-critical setups

HP 331148-B21 Universal Rack Mount Kit prices at every store

  • Orange HardwaresNew

    In stock

    $90.81Free shippingChecked 1 h ago
    Visit Orange Hardwares
  • GotodirectNew

    In stock

    $223.78Checked 1 h ago
    Visit Gotodirect

Store links may earn us a commission.

HP 331148-B21 Universal Rack Mount Kit price history

Lowest price we've seen: $90.81 on Nov 11 at Orange Hardwares. Tracked across 1 store since Nov 11.

About the HP 331148-B21 Universal Rack Mount Kit

Brand
HP
Part number
331148-B21
Type
Universal rack mount kit

Questions and answers

Which servers does this kit fit?
It is designed for listed HP and Compaq server chassis that accept the 331148-B21 rail kit. Check your server's model and rail option before ordering, because fit varies by chassis generation.
Does it fit a standard 19-inch rack?
Yes. It is made for standard 19-inch racks with square or round mounting holes, depending on the rail brackets supplied. Confirm your rack's hole type and depth first.
What is in the box?
The kit contains the mounting rails and the brackets and fasteners needed to attach them. It does not include a server, a rack or a cable management arm.
Is it worth it over generic rails?
For a supported HP chassis, the original kit gives a known fit and load rating with no modification. Generic rails can work for lighter or non-critical setups but may need drilling or adapters.
Can I use it for sliding rail service access?
Yes, the rails are designed to let the server slide out for service when installed correctly. Check the chassis weight against the kit's load rating before extending it fully.
Where is the HP 331148-B21 Universal Rack Mount Kit cheapest?
At Orange Hardwares, for $90.81, as of our latest check.
Where can I buy the HP 331148-B21 Universal Rack Mount Kit?
2 stores we checked sell it, including Gotodirect, Orange Hardwares.