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Red aluminum front bezel with four 3.5 inch hot-swap drive bays and an 80mm cooling fan, black aluminum chassis behind

iStarUSA Inc.

iStarUSA Inc. BPU-340HD-RED hot-swap rack 4×3.5″ 3×5.25″ 12Gb/s server accessory

SKU CH-05D4-JG5GX MPN BPU-340HD-RED

Hot-swap rack converts three 5.25″ bays into four 3.5″ trays for 2.5″ and 3.5″ SAS or SATA drives at 12Gb/s with an 80mm fan and LED status indicators

  • Product typeHot-swap Rack
  • DetailsRoHS Compliance: Yes Standard Drive Bays: 4 × 3.5 in Hotswap
  • Key featuresStylish aluminum color handle and heat-sink body Support Hot
  • Hot-swap four 3.5″ drives in three 5.25″ bays
  • 12Gb/s SAS and SATA transfer rate for fast throughput
  • Aluminum chassis with conductive grooves aids heat dissipation
  • 80mm fan with speed control keeps drives cool
  • Power, drive, fan and high-temperature LEDs show status

Drive density and compatibility

The iStarUSA BPU-340HD-RED fits four 3.5-inch or 2.5-inch drives into three standard 5.25-inch front bays. It accepts SAS I/II/III and SATA I/II/III HDDs or SSDs, making it suitable for storage arrays that mix drive generations. The red aluminium bezel and matching handles give the unit a distinctive look in a server chassis. Hot-swap capability allows drive changes without powering down the system.

Thermals, noise and power draw

A single 80 mm fan with a speed-control switch moves air across the aluminium chassis and its conductive dissipation grooves. LED indicators show power status, drive activity, fan operation and high-temperature alerts so administrators can monitor conditions at a glance. The aluminium construction acts as a large heatsink, helping to keep drive temperatures low during normal operation. Four SATA cables are included for immediate connection to a host controller.

Sustained-load behaviour

The rack supports transfer rates up to 12 Gb/s per drive, allowing continuous high-throughput workloads across all four bays simultaneously. RAID configurations are possible when paired with an external RAID controller, enabling redundancy or performance striping under sustained writes. Drives up to 14 TB capacity are compatible, providing ample headroom for growing datasets. The fan-speed switch lets operators balance airflow against acoustic output during prolonged heavy use.

How it compares

Measured against everything we stock in Drive Cages & Server Add-Ons, at today’s prices. Recalculated every night.

Price $117.99
Pricier than about 65% of the 1,119 comparable items (median $74.99).

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Specifications

Product
Brand nameiStarUSA
Model nameBPU-340HD-RED
Product typeHot-swap Rack
Size & build
Shipping weight1.81 kg
Package size267 × 178 × 165 mm

Questions about this item

How do I install the BPU-340HD-RED into three 5.25″ bays and what step is often missed?

Slide the unit into three front-accessible 5.25″ bays, secure it with screws, connect the four included SATA cables to your controller, then set the fan-speed switch — many builders forget the switch and run the 80 mm fan at full speed permanently.

Which part will need replacement first during long-term use?

The single 80 mm cooling fan is the only moving component; its bearings will wear before the aluminium chassis or the hot-swap backplane, so plan to swap the fan when noise or airflow drops.

What throughput limit appears first when all four bays run sustained workloads?

Each bay tops out at 12 Gb/s via SAS or SATA III, so the backplane itself is the ceiling — aggregate bandwidth cannot exceed four times 12 Gb/s regardless of drive speed.

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