Description
Maximize storage density and performance with the Western Digital Ultrastar Data102 (1ES1142)—a high-capacity 4U rack-mount disk array designed for enterprise and cloud-scale deployments. Equipped with up to 612TB of raw capacity across 102 3.5" bays, it supports SAS or SATA HDDs with a choice between high-availability dual-port SAS or cost-effective SATA interfaces.
This platform leverages IsoVibe™ vibration isolation and ArcticFlow™ thermal cooling technologies to ensure consistent performance and reliability in demanding workloads. With robust scalability, up to four units can be daisy-chained to achieve an impressive 8.1PB of storage. Built for easy serviceability, it features hot-swappable IOMs, fans, and drives—ideal for data centers and software-defined storage (SDS) environments.
| Specification | Details |
|---|---|
| Manufacturer | Western Digital |
| Part Number | 1ES1142 |
| Model | Ultrastar Data102 |
| Form Factor | 4U Rack-mount |
| Drive Bays | 102 x 3.5” |
| Supported Drives | SAS (12Gb/s) or SATA (6Gb/s) |
| Raw Capacity | Up to 2.0PB (Supports 20TB SMR drives) |
| Configured Capacity | 612TB |
| Host Interface | Dual IOMs, 6 Mini-SAS HD ports per IOM (12 total) |
| Daisy-Chaining | Up to 4 enclosures (8.1PB total) |
| Dimensions (HxWxD) | 175mm x 447mm x 1047mm (6.89” x 17.61” x 41.25”) |
| Weight | 31.8kg (w/o drives), 118.8kg (with 102 drives) |
| Cooling | ArcticFlow™ with 4 fans + 1 IOM fan |
| Power Supply | Dual 1800W, 80+ Platinum, auto-ranging (200–240V AC) |
| Management | Redfish, SCSI Enclosure Services |
| Environmental Range | 5°C to 35°C operating, up to 3048m altitude |
| Acoustics | < 7.2 Bels @ 23°C |
| LED Indicators | Power, Fault, Activity, ID (Front/Rear/Drive) |
| Hot-Swap Components | Drives, PSUs, IOMs, Fans |
| Technologies | IsoVibe™, ArcticFlow™, HelioSeal® Drives |
| Warranty | 5-Year Limited Warranty |
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