Samsung

Samsung PM1643A 1.92TB SAS SSD

MZILT1T9HBJR
PM1643aoltpTLC1.92TBSAS-12G2.5"
$1,091.15/TB
$2,095.00
newIn Stock
This offer: sold by SiliconValleySeller (SN# Recorded) · Amazon says New / Unknown
Price updated
Price accurate as of Oct 19, 2026, 12:00 AM
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The Samsung PM1643A 1.92TB SAS SSD is a 1.92TB SAS-12G SSD in new condition. It is in stock at $2,095.00 - $1,091.15/TB.

Part number: MZILT1T9HBJR — decoded, with sibling variants and the warranty check.

Before you buy: this is a SAS drive

SAS drives do not plug into a normal SATA motherboard port. You need a SAS host bus adapter or a backplane that speaks SAS - an LSI/Broadcom HBA in IT mode is the usual answer. A SATA drive will run on a SAS controller, but not the other way round. HBA and IT-mode guide

Same capacity, other options
DriveInterfaceCond$/TBPrice
Samsung PM9A3 1.92TB M.2 NVMeNVMe-PCIe4Refurb$468.74$899.99Buy on Amazon
Samsung PM9A3 1.92TB U.2 NVMeNVMe-PCIe4New$882.81$1695.00Buy on Amazon
Samsung PM1643a 1.92TB SAS SSDSAS-12GNew$1117.19$2145.00Buy on Amazon
Model context

Part of the Samsung line we track.

Quick Verdict

The Samsung PM1643A 1.92TB SAS SSD is a 1.92TB SAS-12G enterprise drive at $1091.15/TB - Verify recording technology before use in RAID. New unit with full 5-year warranty.

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Specifications

Capacity1.92TB
Form Factor2.5"
InterfaceSAS-12G
Recording TechTLCnot sourced
Sector Size—
Workload Rating—
DWPD1
TBW3504TB
Warranty5 years
ASINB09791XR3G
Market context

Against every other drive we have an in-stock price for today, this one is cheaper per tb than 1% of them (1 of 71). The cheapest we can currently buy is $137.25/TB; the middle of the market is $218.00/TB.

Where the wider market has moved

These are third-party figures about the retail market as a whole, quoted and dated. They are not our own measurements and they do not describe this specific drive.

Compare against every 1.92TB drive we track →Cheapest per terabyte, all categories →Category price trends →
How it compares - 1.92TB SAS-12G
#1Samsung PM1643A 1.92TB SAS SSDTHIS DRIVE
$1,091.15/TB
#2Samsung PM1643a 1.92TB SAS SSD
$1,117.19/TB

Compare to similar 1.92TB SAS-12G drives

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Frequently Asked Questions

Yes. At our last check it was $2,095.00 ($1,091.15 per terabyte at its 1.92TB capacity), sold new under ASIN B09791XR3G. Amazon sets the final price at checkout.

This listing (MZILT1T9HBJR, ASIN B09791XR3G) carries no renewed, recertified, refurbished or pulled claim in its title, and Amazon reports it as new. On this site that is what "new" means: sold as factory-new. The stored warranty on this row is 5 years, as the listing states it.

Use Case Scenarios

🏦
Legacy SAN Upgrade
Replacing spinning SAS HDDs in an existing SAS array with SSDs.
✓ Excellent fit
SAS SSDs drop directly into existing SAS infrastructure with no controller changes. SSD performance with dual-port SAS redundancy.
🗄️
Enterprise Database Tier
SQL Server or Oracle on HPE 3PAR, Dell EMC Unity, or NetApp arrays.
✓ Excellent fit
SAS SSDs are the standard for all-flash arrays requiring SAS connectivity. Dual-port provides path redundancy for dual-controller configs.
🔧
NVMe Migration Bridge
Planning NVMe move but current infrastructure is SAS-only.
~ Good fit
SAS SSD bridges the gap. Consider whether NVMe PCIe adapters make a direct NVMe upgrade more cost-effective long-term.

Maintenance & Troubleshooting

Maintenance Checklist

On installUpdate drive firmware
Check manufacturer website for latest firmware. Enterprise SSDs receive updates that fix performance and reliability issues.
On installEnable power loss protection verification
Enterprise NVMe drives have onboard capacitors for power loss protection. Verify in drive logs after first power cycle.
MonthlyCheck SMART/NVMe health attributes
Run nvme smart-log /dev/nvme0 (Linux). Monitor: Media_Errors, Available_Spare, Percentage_Used.
MonthlyMonitor write endurance consumption
Track Percentage_Used SMART attribute. At 80%+ consider planning replacement. At 1.92TB and 1 DWPD you have 3,588,096GB lifetime writes.
QuarterlyReview error logs in server BMC
Check iDRAC, iLO or IPMI logs for NVMe errors, PCIe link speed downgrades, or unexpected resets.

Troubleshooting Guide

Cause: HBA not initialized, SAS expander issue, cable fault, or incompatible controller.
Fix: Verify HBA firmware. Check SAS topology with sas2ircu or StorCLI. Test with known-good cable. Confirm drive is SAS not SATA.