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840757-091 - HPE 16GB PC4-21300 DDR4-2666 ECC Registered Server Memory Module
Product Overview
This is a 16 GB DDR4-2666 registered ECC server memory module in the standard 288-pin RDIMM form factor. It is an enterprise-class memory upgrade intended for server platforms that require registered, error-correcting memory for sustained multi-user and virtualized workloads. Tech Seller USA supplies this part in tested and verified refurbished condition, for single units or volume orders.
Key Specifications
The module provides 16 GB of capacity as a single 16 GB DIMM built to the DDR4-2666 (PC4-21300V-R) registered specification. It uses a single rank x4 (1Rx4) organization with ECC registered error correction on a 288-pin RDIMM form factor.
What's Included / Condition
Each 840757-091 ships in refurbished condition, function-tested prior to shipment, and covered by our standard 30-day warranty. For same-day dispatch, contact Sarah Jane at sarah.jane@techsellerusa.com.
Compatibility & Use Case
Intended for HPE ProLiant Gen10 class servers and other enterprise platforms that accept DDR4-2666 registered ECC DIMMs. Registered ECC memory is not interchangeable with desktop or unbuffered DDR4 modules, so the host board must list RDIMM support. Typical deployments include virtualization hosts, database servers, and application and file servers where memory error correction is required.
| Identification | |
| SKU | 840757-091 |
| Part Number (MPN) | 840757-091 |
| Brand | HPE |
| Product Type | DDR4-2666 (PC4-21300V-R) Registered DIMM |
| Condition | Refurbished |
| Warranty | 30-Day Tech Seller USA |
| Technical Specifications | |
| Form Factor | 288-pin RDIMM |
| Memory | 16 GB (1 x 16 GB) |
| Physical | |
| Weight | 0.1 lbs |
Shipping Information
| Standard Shipping | Free Shipping upto 10LBS — 3 to 5 business days |
| Expedited Shipping | Rates calculated at checkout |
| Overnight | Rates calculated at checkout |
| Tracking | Email + SMS tracking for all orders |
| International | Available, rates calculated at checkout |
Returns Policy
What procurement buyers ask first.
Everything you need to know about ordering IT hardware from TechSellerUSA. Can’t find your answer? Our team is one call away.
All U.S. and Canada orders are shipped via trusted carriers including USPS, UPS, FedEx, and DHL. International orders are dispatched through reliable global courier services such as DHL, FedEx, TNT, and Aramex, ensuring secure and timely delivery worldwide.
We offer a 30-day hassle-free return and replacement policy on eligible products. For brand-new items, any applicable manufacturer warranty (typically 6 months to 1 year) is passed directly to the customer for added peace of mind.
Most in-stock orders are shipped within 1–2 business days. Delivery times may vary depending on product availability, order volume, and destination. Expedited shipping options are available upon request.
Eligible items may be returned within 30 days of delivery. Once the returned item has been received and inspected, refunds are typically processed within 7 business days using the original payment method.
Yes. We specialize in business, enterprise, education, and government procurement. We offer competitive bulk pricing and accept Purchase Orders (POs) from qualified organizations. Contact sarah.jane@techsellerusa.com for a customized quote or volume discount.
