694033-B21 HP 512MB Flash Back Write Cache Fio at discount

694033‑B21 Specifications

HPE 512 MB Flash‑Backed Write Cache (FBWC) Field Installed Option Kit

Manufacturer: Hewlett‑Packard Enterprise (HPE)
Manufacturer Model: 694033‑B21
Product Line: HPE Smart Array Accessories
Product Series: Flash‑Backed Write Cache (FBWC)
Product Type: Cache Memory Module / Accessory
Product Name: HPE 512 MB Flash‑Backed Write Cache Field Installed Option Kit

KEY FEATURES:
Cache Memory Size: 512 MB
Cache Type: Flash‑Backed Write Cache (FBWC) – non‑volatile write cache
Designed For: HPE ProLiant BL660c server systems
Purpose: Enhances RAID controller write performance and protects cached data during power loss conditions; uses flash memory and supercapacitors instead of a traditional battery for backup

PERFORMANCE:
Cache Technology: Flash‑backed (retains cached writes even on power loss)
Improves server storage write operations and reduces risk of data loss in critical applications

ENVIRONMENTAL & RELIABILITY:
Designed for enterprise server environments
Suitable for continuous operation in data centers and heavy server workloads
Enhanced reliability versus traditional battery‑backed cache modules

COMPATIBILITY:
Compatible With: HPE ProLiant BL660c blade servers equipped with compatible RAID controllers that support FBWC upgrades

PHYSICAL:
Form Factor: Internal cache module kit (Field Installed Option)
Memory Type: Flash‑based non‑volatile memory
Typical Size: Compact server accessory module
Weight: Moderate (~0.5 kg estimated