24 x 2.5” drive bays
Supported expansion enclosures
Dell SC200: 12 x 3.5” drive bays
Dell SC220: 24 x 2.5” drive bays
Dell SC280: 84 x 3.5” drive bays
Maximum drive count
192 (24 internal, plus 168 external)
Total storage capacity
1.054PB, more in federated systems*
Supported drive types
HDD: 15K, 10K, 7.2K RPM; SSD: write-intensive and read-intensive drives in SLC, MLC and TLC formats. Drive types can be mixed in the same system.
2 hot-swappable controller modules per SC4020 chassis
Intel® Xeon® Processor E3-1265L v2, 2.50GHz, 4 cores
32GB per SC4020 array (16GB per controller)
Network/server connectivity (front-end)
Fibre Channel model: 8 x 8Gb FC ports per SC4020 array (4 per controller) or 4 x 16Gb FC ports per SC4020 array (2 per controller); simultaneous multiprotocol support available with optional upgrade to firmware v6.6. Management/Replication ports may also provide two ports of front-end iSCSI network I/O per controller.
iSCSI model: 4 x 10Gb iSCSI ports per SC4020 array (2 per controller); additional iSCSI network connectivity available with optional upgrade to firmware v6.6. Management/Replication ports may also provide two more ports of front-end iSCSI per controller.
Internal drive connectivity (back-end)
4 x 6Gb SAS ports per SC4020 array (2 per controller)
NAS deployment connectivity (optional)
Supports file-based storage via FS8600 NAS appliance
Storage Center 6.5 or greater
All-flash, hybrid or HDD arrays
Policy-based migration based on real-time data usage, customizable 512KB-4MB page size.
Up to 3 primary (media-based) tiers total, up to 2 SSD tiers (write- and read-intensive SSDs)
User-defined profiles, option to “pin” volumes to any tier
RAID 0, 1, 5, 6, RAID 10, and RAID 10 DM (Dual Mirror); any combination of RAID levels can exist on a single array
Auto-provisions and dynamically restripes multiple RAID levels on the same tier; no need to pre-allocate RAID groups
Active by default on all volumes, operates at full performance across all features
Records changes only, snapshots auto-migrate to lower-cost storage
Intelligent deduplication and compression
Selectable option per volume on SSD and/or HDD tiers
Compression-only option also available
Synchronous/Asynchronous using FC or iSCSI
Federated multi-array systems
Live Migrate (included in base product) enables host-transparent data movement among arrays
Volume Advisor continually monitors federation to suggest optimal data placement based on custoizable capacity or performance load balancing policies
Dell Storage Manager provides data center-level viewpoint and control
Coexistence with PS Series arrays
Replication in either direction
Day-to-day management from a single interface
Thin import: space-efficient, non-disruptive data migration from PS Series arrays
Live Volume auto-failover, auto-repair
VMware Metro Stretch Cluster support
Microsoft® Azure Site Recovery
Application data protection
Restore host-side data from array in Oracle, Microsoft or VMware environments
Self-encrypting drives (SEDs) in SSD or HDD formats
Full Disk Encryption (FCE) based on AES-256
Drives certified to FIPS 140-2 Level 2
Key Management Server (KMS) options available for FIPS 140-2 Level 1, 2 and 3
External key manager support
Gemalto’s SafeNet KeySecure k460, SafeNet KeySecure k250, SafeNet KeySecure k150v
Thales EMS 200
Dell Storage Manager, formerly Enterprise Manager
Multi-array, multi-site, cross-platform management from single interface*
Microsoft PowerShell API
Host OS support
Microsoft® Windows Server®, Oracle® Solaris, HP®-UX, Oracle Linux, IBM® AIX®, Novell® NetWare, SLES, Apple, HPTru64, VMware®, Citrix® XenServer®, RedHat®
Third-party application integration
VMware, Oracle, Microsoft, IBM, OpenStack, Symantec, Commvault, Foglight, Docker (see SC Series Management spec sheet for more details)
VMware Metro Stretch Clusters
IBM VIOS Recognized
Support assist (phone home), remote diagnostics and performance monitoring, automated alerts, reports and notifications, departmental chargeback
Power/wattage: 2 hot-swappable 580W power supplies; 580W maximum power
Heat dissipation: 1,978 BTU/hr maximum
Voltage: 100-240 VAC
Frequency: 50/60 Hz
Amperage: 7.6-3.0 A
Operating temperature: 50 - 95°F (10 - 35°C)
Non-operating temperature: -40 - 149°F (-40 - 65°C)
Operating humidity ranges (non-condensing): 10% to 80% with 29°C (84.2°F) maximum dew point
Non-operating humidity (non-condensing): 5% to 95% with 33°C (91°F) maximum dew point
Inlet type: NEMA 5-15/CS22.2, n°42
Rack size: 2U
Height: 8.79 cm (3.46 inches)
Width: 48.2 cm (18.98 inches)
Depth: 54.68 cm (21.53 inches)
Weight at maximum configuration: 24 kg (53 lb)
Weight empty: 7 kg (15.4 lb)
Turn your valuable data into a true enterprise-class business advantage. The Dell Storage SC4020’s high IOPS and low latency accelerate any application, and the flexible platform lets you start small — with an affordable all-flash, hybrid or all-HDD solution — and expand and adapt cost-effectively to meet changing workload needs. Features include:
Ideal for stand-alone SANs or departmental/branch office deployments, the SC4020 is fully-integrated with the SC Series enterprise-class portfolio. Designed to support distributed large-scale growth, the SC Series portfolio ensures that as your organization grows, so will your ability to manage and access your data.
The space-saving 2U SC4020 chassis includes dual controllers, 24 internal drive slots and high-performance Fibre Channel or iSCSI network ports, helping you lower data center energy costs.
Dell offers a wide range of professional services to simplify the assessment, design, implementation, management and maintenance of your SC Series environment, including 24x7 Dell Copilot support with over 94 percent customer satisfaction*. Dell Services storage experts go beyond everyday administration to help you improve the performance and utilization of your Dell Storage Center system. The SC Series Services portfolio provides system installation and implementation as well as training. From disaster recovery planning to physical relocation, the Dell Services team is available to provide professional assistance when you need it.
Operating out of state-of-the-art global call centers, Dell Copilot engineers continuously monitor system performance and alert customers of potential issues. Dell Copilot Support provides:
Through the personal assistance of a dedicated support expert, Dell Copilot Optimize can help you improve system utilization and performance with proactive reviews, health checks and evaluations. It includes proactive IT planning to ensure your Storage Center systems evolve with your changing data center requirements. Daily system performance monitoring helps ensure a highly available and optimal performing storage area network (SAN). Ongoing best practice guidance from your storage expert helps minimize diagnostic troubleshooting and reduce service calls. Should an issue arise, your support expert will work with Copilot to ensure a timely resolution.
Dell ProDeploy Enteprise Suite* can reduce costs and relieve your IT department of time-consuming implementation tasks that otherwise divert valuable IT resources from business-critical activities. We bring two unmatched values to every implementation: deep knowledge of our products and broad experience from performing thousands of deployments every year, in just about every type of customer environment. You can be confident that your new SC Series storage system is installed properly, configured per the design specifications and that your data is migrated safely from your legacy storage system without disruption.
Decrease downtime, improve utilization and ensure business continuity with storage training from Dell Education Services. With SC Series training from Dell, SC Series Administrators will learn to perform key administrative tasks for Storage Center and effectively manage all tools associated with Storage Center operations.
Dell Storage Consulting Services can help you develop transformational strategies to meet your complex data management business needs while freeing up valuable resources, budget and time. Consulting services can help with:
In addition to its 24 internal drive slots, SC4020 supports non-disruptive expansion to 192 total drives (over 1PB raw capacity) per array, with even larger capacities available in federated multi-array configurations. Flash and/or HDD tiers are supported to meet specific performance, cost or density needs using any combination of the following expansion enclosures.
Optimizing the IT lifecycle is vital. Dell EMC has expert services* for all lifecycle phases that save you time and resources, reduce effort, and improve your IT experience.
Gain the freedom to focus on your business transformation with the support expertise and insights Dell EMC is known for across the globe. Choose the right support based on the criticality of specific systems with available automated predictive analysis, collaborative third-party assistance and service account management.
ProDeploy Enterprise Suite helps you get more out of technology starting on day one. Trust Dell EMC experts to lead deployments from basic hardware installations through planning, configuration and complex integrations. Our complete suite of deployment services and professional certifications helps you achieve business outcomes today and tomorrow.
Education Services offers an expansive suite of training services with multiple delivery methods, including instructor-led, self-paced online and virtual instructor-led training. With comprehensive and flexible training programs, we make it easy to ensure your staff has the skills they need to successfully manage and utilize your new technology to its full potential.
Consulting services give expert guidance to help you grow, optimize and transform your IT environment at your own pace and budget. We employ a broad range of certified consultants and engineers, backed by program management teams, who can deliver deep technical expertise. We give you the confidence that your project will be done right and on time.