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iStarUSA BPU-340SATA-BLUE 3x5.25" to 4x3.5" SAS/SATA 6.0 Gb/s Hot-Swap Cage - OEM
- BPU-340SATA-BLUE
- Blue
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iStarUSA Hot-Swap Cage - Three 5.25" to Four 3.5" SAS/SATA 6.0Gbps
With a high level Raid and high storage availability in a compact design, the BPU-340SATA series adds extra memory and hot-swap capability to satisfy any application needs. Aluminum body and extra 80mm cooling fan subsystem complete a high-end data storage server or workstation.
High density multi-disk storage backplane allows four 3.5" SAS/SATA hard drives to be mounted into three standard 5.25" drive bays. BPU-340SATA supports RAID 1/0/1+0/5 configurations for high performance or redundancy data application. The aluminum construction provides best heat dissipation required for high performance SAS/SATA drives, and is designed with excellent front-to-back-vent airflow.
Applications: Digital Audio Editing,Video Editing (SD or HD), Security System, SOHO SMEs With Limit HDD Tray and Data Protection or Disk-to-Disk Backup.
Features

- Stylish aluminum handle and heat-sink body
- Supports Hot-Swap & RAID Configuration (needs an additional RAID controller)
- Aluminum Design with Conductive Dissipation Grooves
- Power, fan and high temperature LED indicators
- High Performance Transfer Rate up to 6.0Gbps
- Support 2.5"/3.5" SAS I/II & SATA I/II/III HDDs
- Equipped with Fan Speed Control Switch
- 4TB Hard Drive Compatible
Specifications

| Model Number | BPU-340SATA |
| RoHS Compliance Version | Yes |
| Standard Drive Bays | 5.25" Drives: 3 Hotswap 3.5": 4 |
| Hotswap HDD Type: | 3.5" SAS I/II & SATA I/II/III |
| Indicators | Power, HDD, fan, and high temperature |
| Material of Front Bezel | Aluminum |
| Material of Handle | Aluminum |
| Material of Main Chassis | Aluminum Design with Conductive Dissipation Grooves |
| Color of Front Bezel | Black / Blue / Red / Silver |
| Color of Main Chassis | Black |
| Package Content | SATA Cable Included (4 pcs) |
| Cooling Fan | 1 x 80mm |
| Ordering Information (Part Number) |
Black Tray: BPU-340SATA-BLACK Blue Tray: BPU-340SATA-BLUE Red Tray: BPU-340SATA-RED Silver Tray: BPU-340SATA-SILVER Lockable Tray: BPU-340SATA-BPL |
| Dimensions (W x H x D) | 5.75 x 4.96 x 7.95 inches 146.0 x 126.0 x 201.9mm |
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 1 year
- Limited Warranty period (labor): 1 year
- Read full details
Return Policies
- Return for refund until: January 31, 2026
- Return for replacement until: January 31, 2026
- This item is covered by Newegg.com's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2025 and December 31, 2025 you will have until January 31, 2026 to return your product.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-888-989-1189
- Support Email: tech@istarusa.com
- Support Website
- View other products from iStarUSA Inc.
The iStarUSA BPU-340SATA-BLUE is a hot-swap cage that fits four 3.5-inch SAS or SATA drives into three 5.25-inch bays, making it suitable for server or storage-system builders who need drive access and consolidation in a compatible chassis.
Recommended For
- Home-server and NAS builders with a tower case that has three adjacent 5.25-inch bays who want front-accessible hot-swap slots for four 3.5-inch SAS or SATA drives.
- Workstation or file-server operators who regularly rotate drives, need to remove a drive without opening the case, and value per-drive power controls and activity or temperature indicators.
- DIY storage and RAID builders who already have a compatible host controller and want a drive cage rather than a standalone storage device; RAID configuration requires an additional controller.
- Users who prefer a sturdy, screw-mounted tray system and want drive-status indicators, temperature alerts, and a selectable fan-speed setting in a fixed desktop or server build.
Real-World Use Scenarios
- A home-server or NAS builder with three adjacent, unused 5.25-inch bays can add four front-accessible drives without replacing the case; the system gains more organized drive access, provided the chassis has enough depth and airflow.
- In a server configured for hot-swap by its controller and operating system, an administrator can access a drive from the front when replacing or servicing it, rather than opening the case; the cage itself does not provide RAID or guarantee live replacement.
- A video- or audio-editing workstation with limited internal drive mounts can use the cage to add several drives for project files or media storage; the practical benefit is more drive capacity in the existing system, not a guaranteed editing-speed increase.
- A small security-recording system can use the cage to add multiple internal drives for video retention; available recording time will depend on the installed drives, camera workload, and recording settings.
- For disk-to-disk backup, a small business or home lab can keep backup drives in separate front-accessible bays and connect them to the system as needed; this provides a more convenient way to access internal backup drives, but does not by itself create an off-site or automated backup.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Expanding server storage with four hot-swap 3.5-inch SAS/SATA drives in three 5.25-inch bays |
| Drive Bays And Compatibility | Fits three 5.25-inch bays and supports four hot-swap 3.5-inch SAS I/II or SATA I/II/III drives, with transfer rates up to 6.0 Gb/s; RAID configuration requires an additional RAID controller |
| Cooling And Status Indicators | One 80 mm fan supports ventilation; indicators monitor power, HDD activity, fan, and high temperature |
| Materials And Design | Aluminum handle and chassis with conductive dissipation grooves and a heat-sink body |
| Color And Dimensions | Blue; 5.75 × 4.96 × 7.95 inches (W × H × D) |
| Included Accessories | Three SATA cables |
| Compliance | RoHS compliant |
| Model Identifiers | iStarUSA BPU-340SATA-BLUE |





















