This Toshiba MK4001GRZB delivers Solid State Drives functionality and is built for 24/7 enterprise duty cycles. Technical specifications include capacity of 400 GB, form factor of 2.5-inch, interface of SAS, features of SLC NAND. Workload fit covers Hyper-V cluster storage, Proxmox VE shared storage, Ceph OSDs, MinIO erasure-coded pools, and bulk file-server (SMB/NFS) duty. Pro Disk Network supplies the MK4001GRZB to US business buyers. Stocked units ship same-day on in-stock orders placed before 3pm ET. Pro Disk Network applies a 90-day functional warranty. Free US ground shipping on orders over $150; same-day expedited (UPS Next Day Air, FedEx Priority) available at checkout.
The MK4001GRZB is a Toshiba solid state drives component with capacity 400 GB, form factor 2.5-inch, interface SAS. Pro Disk Network sells the MK4001GRZB for $1,786.11 with same-day US shipping and a 30-day return guarantee.
Reviewed By
Reviewed by:Pro Disk Network Engineering Team — . Specifications, compatibility, and pricing for the MK4001GRZB are shown on this page.
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Same-Day US Shipping — orders before 3pm ET ship today via UPS
30-Day Returns — pre-paid label on DOA and defective items
The MK4001GRZB is a Toshiba solid state drives part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.
How fast does the MK4001GRZB ship?
Pro Disk Network dispatches the MK4001GRZB same-day on orders confirmed before 3 pm ET. Multi-pallet projects requiring crating ship within 2 business days. International shipping (Canada, Mexico, EU, APAC) takes 3-7 business days via DHL Express or FedEx International Priority.
The MK4001GRZB is deployed by US enterprises, MSPs, government, and education customers across multiple infrastructure scenarios. Below are the most common deployment patterns Pro Disk Network sees in real-world orders.
Citrix / Horizon VDI — Linked-clone master images and write-cache disks. Lower DWPD acceptable since VDI write patterns are bursty.
NoSQL & Real-Time Analytics — MongoDB, Cassandra, ClickHouse, Druid hot-tier nodes. NVMe variant strongly preferred over SAS/SATA for query latency.
Hypervisor Boot — ESXi, Hyper-V, Proxmox boot drives. Read-intensive (1 DWPD) is sufficient. Mirror two drives for redundancy.
What is the MK4001GRZB?
The MK4001GRZB is a Toshiba enterprise solid-state drive with capacity 400 GB and form factor 2.5-inch, manufactured by Toshiba. Pro Disk Network ships this part new and certified-refurbished from our US warehouse with same-day dispatch on orders placed before 3 PM ET, backed by a 30-day return guarantee.
Pros & Cons of MK4001GRZB
Pros
Free 30-day return window covers DOA + fit issues
Cons
Not recommended for OLTP databases above 50 TPS
Mechanical drive — expect 5–10W idle power per unit
3.5" form factor only — confirm caddy fit before ordering
Frequently Asked Questions about MK4001GRZB
Is the MK4001GRZB a genuine Toshiba part?
Yes. Pro Disk Network sources every MK4001GRZB as factory-original Toshiba inventory. New units arrive sealed in OEM packaging; refurbished units are pulled from decommissioned Toshiba servers, surface-tested, and re-warranted by Pro Disk Network for 90 days.
Will the MK4001GRZB fit my system?
The MK4001GRZB is a Toshiba solid state drives part. Email sales@prodisknetwork.com with your system make, model, and serial number - we will confirm compatibility and ship same-day if in stock.
How fast does the MK4001GRZB ship?
Pro Disk Network dispatches the MK4001GRZB same-day on orders confirmed before 3 pm ET. Multi-pallet projects requiring crating ship within 2 business days. International shipping (Canada, Mexico, EU, APAC) takes 3-7 business days via DHL Express or FedEx International Priority.
What is the warranty on the MK4001GRZB?
New MK4001GRZB units carry the full Toshiba manufacturer warranty (typically 1 to 5 years depending on product line). Refurbished and bulk-OEM units include a Pro Disk Network advance-replacement warranty (90 days refurbished). DOA replacement is free within 30 days of receipt.
Do you offer bulk pricing for the MK4001GRZB?
Email sales@prodisknetwork.com with the quantity and target ship date for a quote within one business day.