iStarUSA BPU-340-SA- SILVER 3x5.25" to 4x3.5" SATA2.0 Hot-Swap Backplane Raid Cage - OEM
- BPU-340-SA- SILVER
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iStarUSA Hot-Swap Cage - Three 5.25" to Four 3.5" SATA
With a high level Raid and high storage availability in a compact design, the BPU-340SA series adds extra storage 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" SATA hard drives to be mounted into three standard 5.25" drive bays. BPU-340SA supports RAID 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
- Support 2.5"/3.5" SATA I/II/III HDDs
- Equipped with Fan Speed Control Switch
- 4TB Hard Drive Compatible
Specifications

| Model Number | BPU-340SA |
| RoHS Compliance Version | Yes |
| Standard Drive Bays | 5.25" Drives: 3 Hotswap 3.5": 4 |
| Hotswap HDD Type: | 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-340SA-BLACK Blue Tray: BPU-340SA-BLUE Red Tray: BPU-340SA-RED Silver Tray: BPU-340SA-SILVER |
| 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, 2027
- Return for replacement until: January 31, 2027
- 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, 2026 and December 31, 2026 you will have until January 31, 2027 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-340-SA-SILVER is a hot-swap drive cage that fits four 3.5-inch SATA drives into three 5.25-inch bays, making it suitable for server or workstation builders who need more drive capacity in a compatible case.
Recommended For
- Home-server and NAS builders with three adjacent 5.25-inch bays who want to add four 3.5-inch SATA drives for expandable storage or rotating backup drives.
- Server or workstation maintainers who need to remove and replace internal 3.5-inch SATA drives through front-access hot-swap trays instead of opening the case for each drive change.
- Users building multi-drive storage who want an internal cage with drive-status and temperature indicators, an aluminum body, and an onboard fan.
- DIY storage builders who are comfortable installing an internal bay device and connecting separate SATA data and power cables to the drives and system.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Server storage setups using SATA 2.0 hot-swap drives with RAID 0, 1, or 5 support |
| Drive Interface And RAID | SATA 2.0 interface with hot-swap support and RAID 0/1/5 compatibility |
| Cooling And Construction | One 80 mm cooling fan and an all-aluminum body with conductive dissipation grooves |
| Indicators | LED indicators for power, fan, and high temperature |
| Included Cables | Four SATA cables included |
| Drive Vibration And Handling | Exceeds rotational vibration requirements for high-RPM drives; balance handle is designed to prevent skew during insertion and removal |
| Weight | 10 lb |
| Model Identifiers | iStarUSA BPU-340-SA- SILVER |











