HPE P28586-B21 — 1.2TB 10K SAS SFF HDD (512n, Mission-Critical, Basic Carrier)

What it is: A genuine HPE 1.2TB, 10,000-rpm, SAS 12Gb/s 2.5" SFF Mission-Critical (MC) hard drive with 512n sector format, supplied in an HPE Basic Carrier (BC) and backed by a 3-year warranty. Built for ProLiant Gen10/Gen10+ (and newer where supported).

Why buyers pick P28586-B21 (plain English)

• Enterprise duty cycle: MC line for 24×7, I/O-intensive workloads (databases/OS/VM tiers).

• Predictable latency vs. NL-SAS/SATA: 10K rpm + SAS 12G keeps mixed arrays snappy.

• No tray/firmware surprises: ships in Basic Carrier (BC) for current ProLiant bays with HPE-qualified firmware.

60-second spec box

Capacity / speed

• 1.2TB, 10,000 rpm

Interface

• SAS 12Gb/s (dual-port)

Form factor

• 2.5" SFF, hot-swap in Basic Carrier (BC)

Format

• 512n native sector size

Workload class

• Mission-Critical (MC) enterprise HDD

Warranty

• 3-year HPE warranty

Where it fits (and when to choose it)

• Perfect for: ProLiant deployments that want reliable 10K SAS performance for OS/VM tiers or mixed arrays, with standardized HPE carriers/firmware.

• Pick a 2.4TB 10K (e.g., P28352-B21) if you need larger capacity per spindle at the same performance class.

• Pick FIPS/self-encrypting variants (e.g., P28618-B21 family) when compliance requires it.

Quick compatibility tips

• Designed for Gen10/Gen10+ SFF BC bays; check your server’s QuickSpecs for supported drive families/firmware.

• For legacy trays or different carriers (SC/LPCC), use the exact carrier type your chassis requires.

TL;DR

P28586-B21 = 1.2TB 10K SAS, SFF, 512n, in Basic Carrier, 3-yr HPE warranty—a dependable, ProLiant-ready enterprise HDD for mission-critical use where you want SAS performance and HPE-qualified compatibility.