SK Hynix HMA42GR7MFR4N-TFTDAB LRDIMM – LOT OF 2

Product Description

SK Hynix 16GB DDR4-2666 LRDIMM Server Memory Module (HMA42GR7MFR4N-TFTDAB)

This is a genuine SK Hynix 16GB DDR4 LRDIMM (Load-Reduced DIMM) server memory module, part number HMA42GR7MFR4N-TFTDAB. Engineered for high-density enterprise servers, this module was pulled from a decommissioned system and is ideal for upgrading or repairing compatible Dell, HPE, Cisco, and Lenovo platforms.

Key Specifications:

• Capacity: 16GB

• Type: DDR4 SDRAM

• Speed: PC4-21300 (2666 MHz)

• Format: 288-pin LRDIMM (Load-Reduced with buffer chip)

• Part Number: HMA42GR7MFR4N-TFTDAB

• Rank: 2Rx4 (Dual Rank, x4 organization)

• Voltage: 1.2V

• Manufacturer: SK Hynix

Compatibility:

This LRDIMM is designed for high-density, multi-socket enterprise servers that support Load-Reduced memory. Commonly used in systems like Dell PowerEdge R740/R840, HPE ProLiant DL380 Gen10, Cisco UCS B-Series, and similar platforms. Verify compatibility with your specific server model—LRDIMMs are not interchangeable with RDIMMs or UDIMMs.

Applications:

• High-Density Server Upgrades: Expand memory capacity in virtualization, database, or cloud servers

• Data Center Maintenance: Replacement module for failed LRDIMMs in critical infrastructure

• Homelab Scaling: For enthusiasts building high-capacity server clusters on a budget

• IT Spare Inventory: Reliable tested spare for enterprise environments