1815-88A IBM System Storage SAN Hard Drive Array Controller RAID

1815‑88A Specifications

IBM Storage Controller / Disk System Controller Module

Manufacturer: IBM
Manufacturer Model: 1815‑88A
Product Line: IBM System Storage / DS4800
Product Series: DS4800 Dual Controller Module 8 GB/16 GB Cache
Product Type: Storage Controller Module / Disk System Controller
Product Name: IBM 1815‑88A DS4800 Controller Module

KEY FEATURES:

Designed for IBM System Storage DS4800 series (dual‑controller configuration)

Cache Memory: 8 GB (some listings say 16 GB)

Interface Type: SAS / Fibre Channel (depending on DS4800 configuration)

Hot‑Swap Support: Controller modules are serviceable in DS4800 chassis

Compliance Standards: RoHS, WEEE, REACH (as part of refurbished product listings)

PERFORMANCE:

Supports enterprise storage deployment with DS4800 chassis

Enables high‑availability, dual‑controller storage architecture

Optimal for medium to large scale storage arrays in data‑centre / enterprise usage

ENVIRONMENTAL & RELIABILITY:

Designed for 24×7 operation in enterprise storage environments

Reliability rating: dual‑controller redundancy, storage‑class availability

Some units listed as EOL or refurbished; ensure warranty/condition status

PHYSICAL:

Form Factor: Module / Controller card designed to fit into DS4800 chassis

Typical Dimensions: As per DS4800 controller module standard; module width fits storage array slot

Weight: Module weight relatively light (~ few kg)

Condition: Often sold refurbished / recertified when part number 1815‑88A is found on secondary market