Description
Engineered for demanding enterprise storage environments, the HGST Ultrastar He12 12TB 3.5" SAS hard drives combine high-capacity performance with exceptional reliability. Featuring 7200RPM spindle speed and a 256MB cache, these drives use PMR technology and fourth-generation HelioSeal® to deliver up to 550TB workload per year. This 12-pack of drives, pre-installed in a CRU carrier for the 4U60 G2 storage enclosure, offers unmatched power efficiency and is rated for 2.5M hours MTBF—making it a trusted solution for cloud and hyperscale data centers.
| Specification | Details |
|---|---|
| Brand | HGST |
| Series | Ultrastar He12 |
| Model Number | 1EX0356 |
| Capacity | 12TB per drive (Total: 144TB in 12-pack) |
| Spindle Speed | 7200 RPM |
| Cache | 256 MB |
| Interface | SAS 12Gb/s |
| Form Factor | 3.5" |
| Drive Type | Internal |
| Pre-installed Carrier | Yes (for 4U60 G2 enclosure) |
| Compatibility | HGST 4U60G2 Storage Platform |
| MTBF | 2.5 million hours |
| Workload Rate Limit | 550TB/year |
| Wireless LAN | No |
| Drive Dimensions | 1" H x 4" W x 5.8" D |
| Weight (each) | 1.46 lbs |
| Shipping Weight | 40 lbs. (total) |
| Condition | New and Factory Fresh |
| Packaged Quantity | 12 |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
