P01366-B21 - HPE 96W Smart Storage Battery (up to 20 Devices) with 145mm Cable Kit

HPE P01366-B21 — 96W Smart Storage Battery (Up to 20 Devices) with 145 mm Cable Kit

What it is

P01366-B21 is an HPE Smart Storage Battery designed to provide backup power for server RAID controllers and cache modules.
It delivers 96 W of power and supports battery-backed cache on compatible HPE ProLiant servers, helping protect write cache during brief power interruptions. This kit also includes a 145 mm cable for installation.

Why buyers pick P01366-B21 (plain English)

Protects write cache
Supplies backup power to RAID controllers so in-flight write cache isn’t lost during outages.

Supports up to 20 devices
Adequate capacity for systems with multiple controllers or cache-enabled modules.

Designed for HPE Smart Array
Compatible with supported HPE controllers that require a Smart Storage Battery for cache backup.

Includes installation cable
Comes with a 145 mm cable to connect the battery to the RAID controller or backplane.

Improves uptime resilience
Helps ensure data consistency and speeds rebuilds after power disturbances.

60-second spec box (P01366-B21)

Product type
Smart Storage Battery

Power output
96 W

Supported devices
Battery-backed cache RAID controllers (up to ~20 devices)

Cable kit
145 mm included

Compatibility
HPE ProLiant servers with supported Smart Array controllers

Form factor
Internal battery + cable

Use case
RAID cache backup power, data protection, and improved resilience.

Where it fits (and when to choose something else)

Perfect for:

• HPE ProLiant servers with Smart Array controllers

• Environments needing cache protection during power disturbances

• Systems with multiple controllers and cache modules

Choose something else if:

• Your controller uses flash/BBUless cache → battery not required

• You need longer backup duration → higher-capacity or alternate battery models

• You need support for different server series → verify controller compatibility

TL;DR

P01366-B21 is HPE’s 96 W Smart Storage Battery with 145 mm cable:
a backup power solution for RAID controllers that helps protect write cache and improve resilience during brief power interruptions.