Welcome to Sunnking Sustainable Solutions Your experts for refurbished and open box electronics-save big! SHOP NOW HGST / Netapp Ultrastar HUS724040ALS640 4TB 3.5" SAS-2 HGST / Netapp Ultrastar HUS724040ALS640 4TB 3.5" SAS-2 HDD Item Description
This HGST (Hitachi) Ultrastar HUS724040ALS640 is a 4 TB 3.5-inch SAS-2 hard disk drive engineered for enterprise servers and high-demand storage environments. It delivers reliable 7200 RPM performance with a 6 Gb/s transfer rate and 64 MB cache, making it suitable for data centers, NAS systems, and mission-critical applications. IT professionals and system integrators choose this drive when they need dependable capacity and fast data access in rackmount or tower servers. The hot-swap design allows quick replacement without system downtime, and its RoHS-compliant construction meets modern environmental standards.
- Capacity: 4 TB
- Form Factor: 3.5 in
- Interface: SAS-2, 6.0 Gb/s transfer rate
- Rotation Speed: 7200 RPM
- Cache: 64 MB
- Features: Hot Swap, Temperature Sensor, RoHS Compliant
- Product Line: Ultrastar
- Drive Type: Internal HDD
- Compatible With: Enterprise servers
- Netapp P/N : X477_HMKPX04TA07
- HGST P/N : DETAILS
Cosmetic Grade C6: Used Excellent - Light to moderate wear; clean overall appearance.
Functional Grade F5: Refurbished - Fully tested and verified to operate as intended.
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25+ years in business, same/next-day shipping(excluding weekends and holidays), 100% satisfaction guarantee, fast and reliable delivery.
- About Us
- About Us
- Shipping
- Customer Us
Who We Are: Founded in 2000, Sunnking Sustainable Solutions is a leader in electronics reuse, recycling, and resale based in7629 ROUTE 5 AND 20
7625 Route 5 and 20, Bloomfield NY, 14469-9210
Our Mission: At Sunnking, our mission is to revolutionize the way electronics are recycled, creating a sustainable future for generations to come. We are committed to providing premier consumer electronics recycling services that not only safeguard the environment but also empower individuals to make responsible choices for the planet.
What We Sell: Our store features a wide range of refurbished, tested, and resale-ready electronics sourced through our recycling operations.
Sustainability First: As a certified recycler, we follow strict environmental and safety standards in everything we do.
Why It Matters: Every purchase helps reduce e-waste and supports a more circular, sustainable Time: Orders ship within 1 business day after payment (excluding weekends and holidays).
Carriers & Tracking: We use UPS, USPS, or FedEx; tracking is provided once shipped.
Combined Shipping: Automatically calculated at checkout; contact us for bulk order quotes.
Sustainable Packaging: Items are carefully packed using recycled materials when possible.
Freight: Please contact us first before purchasing so we can provide an accurate shipping quote.
We do not use customer shipping labels or their shipping accounts.
- Customer Service
Customer ServiceMessage Response: We respond to messages within 1 business day (MondayFriday). Response times may vary due to high demand.
Business Hours: Our customer service team is available from 8:00 AM to 4:30 PM EST, excluding holidays.
Product Support: Need more info or have an issue? Reach out we're happy to assist before or after your purchase.
Resolution First: If theres a problem with your order, please contact us before leaving response were committed to making it right.
Sunnking Promise: We value every customer and aim to deliver a smooth, honest, and sustainable buying experience.
Offers: All offers must be made within the listing. Offers can not be made outside of the platform.
Local Pickup: Pickup is available, customer must contact us to schedule a time for pickup.
- Certifications
Certifications R2v3 Certified: Were certified to the R2v3 (Responsible Recycling) Standard, ensuring safe, sustainable electronics recycling and resale.
ISO 14001 & ISO 45001: Our operations meet international standards for environmental management and occupational health and safety.
Data Security: We follow strict data destruction protocols in compliance with NAID AAA Certification and NIST 800-88 guidelines.
Ethical Practices: Our certifications reflect a commitment to transparency, environmental stewardship, and safe handling of electronic equipment.
Third-Party Audited: We undergo regular audits to maintain compliance and ensure the highest industry standards are consistently met.
- Testing
Testing At Sunnking, all electronics are processed by trained technicians following strict R2v3 standards. This ensures each item is handled responsibly, safely, and with full transparency regarding condition and function.
-Devices undergo detailed inspection and testing, including data wiping, functionality checks, and component validation.
-All testing is performed using documented procedures aligned with R2v3 requirements for "Tested for Full Functions" or "Tested for Key Functions" classifications.
-Products that do not meet functional reuse standards are responsibly recycled or evaluated for parts in accordance with environmental best practices.
When you buy from us, you're getting more than just valueyoure getting reliability, transparency, and peace of mind, backed by certified processes.
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- Laptops
- Cell Phones
- Desktops
- Tablets
- CPU & RAM
- Consumer Electronics
- Medical Equipment
- Business Industrial
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