Description
The HPE 6TB SATA 6G Business Critical Hard Drive (861742-K21) is designed for high-capacity and cost-effective storage in enterprise environments. Built to support HPE Apollo 4200 Gen10 and 4510 Gen10 systems, this 3.5" Large Form Factor (LFF) drive operates at 7200 RPM with a SATA 6 Gb/s interface, offering reliable performance for business-critical applications.
Ideal for bulk data, cloud, and web-based workloads, this midline hard drive ensures dependable performance while maintaining a low cost per GB. Equipped with 512e formatting, digitally signed firmware for enhanced data security, and Instant Secure Erase (ISE) capabilities, it meets the rigorous demands of today’s data centers.
| Specification | Details |
|---|---|
| Part Number | 861742-K21 |
| Capacity | 6 TB |
| Interface | SATA 6 Gb/s |
| Form Factor | 3.5" LFF Low Profile |
| Rotational Speed | 7200 RPM |
| Workload Type | Business Critical |
| Formatted Sector Size | 512e |
| Compatibility | HPE Apollo 4200 Gen10, 4510 Gen10 |
| Digitally Signed Firmware | Yes |
| Warranty | 1 Year |
| Carrier Type | Multi Vendor |
| Product Dimensions (in) | 5.75 x 10 x 8.63 |
| Weight | 3 lb |
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
