Genuine OEM enterprise drives · Fast US shipping · POs welcome
+1 (551) 421-5162|For businessTrack orderFAQContact
US IT Hardware - Reliable Enterprise Solutions
AccountCart (0)
Hard Drives
SSDs
Server RAM
NetworkingGPUs
Servers & JBODs
DealsGuides
Blog

Stay in the loop

Enterprise hardware deals, lead-time updates, and procurement tips.

Genuine OEM parts
Warranty backed
Fast US shipping
US IT Hardware - Reliable Enterprise Solutions

Genuine enterprise server hard drives and SSDs, sourced by exact manufacturer part number.

FacebookInstagramYouTube
Shop by brand
  • HPE
  • Dell
  • Seagate
  • Western Digital
  • IBM
  • Toshiba
  • Samsung
  • Micron
Shop by category
  • Storage Devices
  • Networking
  • Memory & RAM
  • Processors
  • Motherboards
  • Power Equipment
  • PC & Servers
  • Cables
Customer services
  • Government IT procurement
  • Part number identification
  • Track an order
  • Start a return
  • Shipping & returns
  • Return policy
  • RMA process
  • Warranty policy
  • Product certifications
Company
  • About US IT Hardware
  • For business & government
  • Guides & buying advice
  • Contact us
  • FAQ
Contact
  • 120 Stryker Lane STE 402, Hillsborough Township, NJ 08844
  • +1 (551) 421-5162
  • Sales: [email protected]
  • Claims & RMA: [email protected]
  • Support: [email protected]
  • Mon-Fri, 9am-5pm
Popular collectionsView all collections →
Recertified hard drivesEnterprise SAS drivesEnterprise SATA drivesEnterprise SSDsNVMe enterprise SSDs15K RPM SAS drives10K RPM SAS drives7200 RPM SATA drivesSeagate ExosWD UltrastarDell SSDsHP hard drives600GB SAS drives900GB SAS drives1.2TB SAS drives3.84TB SSDs2.5-inch SFF drives3.5-inch LFF drivesEnterprise hard drives

© 2026 US IT Hardware, a trading name of Mountech Cables LLC. All rights reserved. Manufacturer names and part numbers are used for identification only.

TermsPrivacy·Secure checkout · Visa · Mastercard · Amex · PO terms
  1. Home
  2. Server RAM
  3. DDR4
  4. 64GB
  5. CT64G4LFQ4266
Crucial

Crucial 64GB DDR4 2666MHz CL19 ECC RDIMM Memory Module

MPN: CT64G4LFQ4266·By: Crucial

Part #:CT64G4LFQ4266RefurbishedIn stock

Ships from the US.

$392.00
Qty
CT64G4LFQ4266 - Crucial 64GB DDR4 2666MHz CL19 ECC RDIMM Memory Module-
$392.00

Order by 1:00 PM CST for overnight shipping

Buying in volume or need a PO?

Have a target price for CT64G4LFQ4266? Call +1 (551) 421-5162 or request a bulk quote and our sales team will reply within one business day.

Have questions?

Talk to our customer service team.

PhoneEmail

Product overview

Crucial CT64G4LFQ4266 64GB DDR4-2666/PC4-21300 RDIMM 288-Pin CL19 Quad Rank x4 ECC Registered Memory Module Improve the performance of your server using Crucial CT64G4LFQ4266 server memory, specifically built to handle demanding workloads and provide maximum uptime. This 64GB module is compatible with DDR4-2666/PC4-21300 to provide hassle-free compatibility with numerous enterprise-class systems. With a 2666MHz rating, it maximizes data transfer rates, ensuring faster response times. Suitable for virtualization, cloud computing, and huge-scale databases, its RDIMM design provides consistent performance in high-demanding environments.Efficient thermal performance Built for 24/7 enterprise operations Low latency for faster task execution Easy upgrade with plug-and-play support Optimized for mission-critical applications

  • Expedited and overnight shipping options are available at checkout, priced by destination and service.
  • Purchase orders accepted from qualified institutions.
  • Refunds within 14 days and replacements within 30 days of delivery with an RMA (25% restocking fee on customer-initiated returns), and every part carries our Standard 30-Day Warranty - see our return policy or contact US IT Hardware.

Featuring

Manufacturer part #CT64G4LFQ4266
BrandCrucial
ConditionRefurbished
RankQuad Rank x4
RAM GenreRDIMM
Signal TypeRegistered
Product TypeMemory Module
RAM StandardDDR4-2666/PC4-21300
Memory Capacity64 GB
Product Voltage1.2V
Quantity of Pins288-pin
Error IdentifyingECC
Memory TechnologyDDR4
Column Access Strobe (CAS)CL19

Details

Shipping, warranty & returns

Customer reviews

No reviews yet — be the first to review this part.

Write a review

Free ground shipping over $100

Secure SSL checkout. Visa, Mastercard, Amex and Discover accepted. ACH / wire available for businesses.

Buy with confidence

New, certified-refreshed and OEM stock with guaranteed compatibility, backed by warranty on every part.

Business account benefits
  • Net payment terms
  • Dedicated account rep
  • Warehousing & scheduled releases
  • Stock testing reports
Set up your business account →
Govt, federal & edu procurement

We process quotes, POs, stock documentation and compliance invoicing.

[email protected]
$392.00
Qty
CT64G4LFQ4266 - Crucial 64GB DDR4 2666MHz CL19 ECC RDIMM Memory Module-
$392.00
Related products

You might also want to check out these products.

  • NewUCS-MR-X64G2RW - Cisco
    CiscoUCS-MR-X64G2RW

    Cisco UCS-MR-X64G2RW 64GB

    Get a quoteShop →
  • NewF4-3200C16Q-32GTZR - G.SKILL
    G.SKILLF4-3200C16Q-32GTZR

    F4-3200C16Q-32GTZR - G.SKILL 32 GB DIMM 3200MHz Unbuffered RAM

    32GB
    Get a quoteShop →
  • New107-00018 - NetApp
    NetApp107-00018

    107-00018 - NetApp 2GB UDIMM 184-Pin Memory Module

    2GB
    Get a quoteShop →
  • Refurbished107-00100 - NetApp
    NetApp107-00100

    107-00100 - NetApp 4GB DDR3-800 ECC DIMM Memory Module

    4GB
    $180.00Shop →
  • NewNT2GT72U8PD0BV-3C - Nanya
    NanyaNT2GT72U8PD0BV-3C

    NT2GT72U8PD0BV-3C - Nanya 2GB RDIMM 240-Pin Memory Module

    2GB
    Get a quoteShop →
  • NewNT2GT72U4NA0BV-5A - Nanya
    NanyaNT2GT72U4NA0BV-5A

    NT2GT72U4NA0BV-5A - Nanya 2GB RDIMM 240-Pin Memory Module

    2GB
    Get a quoteShop →
  • NewNT4GC72B4NA1NL-BE - Nanya
    NanyaNT4GC72B4NA1NL-BE

    NT4GC72B4NA1NL-BE - Nanya 4GB DDR3 1066MHz CL7 ECC RDIMM Memory Module

    4GB
    Get a quoteShop →
  • New100-563-424 - EMC
    EMC100-563-424

    100-563-424 - EMC 16GB DDR3 1333MHz CL9 ECC RDIMM Memory Module

    16GB
    Get a quoteShop →