Name: 40GB UDMA100 Hard Drive
Brand: HP
Price: 63.95 USD
Availability: InStock

HP WD400BB 40GB UDMA100 Hard Drive

The HP WD400BB is a reliable 40GB UDMA100 hard drive designed for legacy desktop and workstation environments. With its proven performance and robust construction, this drive delivers consistent data access for operating systems, applications, and st... Read More

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$63.95

Ships from outside of the USA. Please allow up to 2 weeks for delivery.

In Stock: 1
Manufacturer: HP
Model or Part: WD400BB
Condition: Refurbished
Weight: 3.00lb

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Product Information

Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview
The HP WD400BB is a reliable 40GB UDMA100 hard drive designed for legacy desktop and workstation environments. With its proven performance and robust construction, this drive delivers consistent data access for operating systems, applications, and storage of critical files. Ideal for upgrades, replacements, or building cost-effective storage solutions, the WD400BB provides a balance of capacity and speed that meets the needs of both home users and small business IT infrastructures.

Key Features

40GB storage capacity - ample space for OS installations, program files, and essential data.
UDMA100 (Ultra DMA mode 5) interface - up to 100 MB/s transfer rate for fast read/write operations.
3.5-inch form factor - standard size compatible with most desktop drive bays.
150 GB/min sustained data transfer - ensures smooth performance for everyday computing tasks.
Low power consumption - reduces overall system energy usage while maintaining reliability.
Built-in shock resistance - protects data integrity against accidental bumps and vibrations.

Technical Specifications

Model/Part Number: WD400BB
Manufacturer: HP
Capacity: 40 GB
Interface: Parallel ATA (PATA) 40-pin, UDMA100
Form Factor: 3.5-inch, 1.0 inch (25.4 mm) height
Spindle Speed: 5400 RPM
Cache: 8 MB
Average Latency: 5.6 ms
Maximum Seek Time: 12 ms
Operating Temperature: 0 °C to 55 °C (32 °F to 131 °F)
Power Requirements: 5 V/0.5 A (standby), 12 V/1.5 A (read/write)

Typical Applications

Upgrading legacy desktop PCs that require a PATA interface.
Replacing failed drives in older workstations to extend system life.
Building low-cost storage servers or network attached storage (NAS) units for small offices.
Use in industrial control systems and point-of-sale terminals that rely on proven, durable hardware.
Educational computer labs where budget-friendly, dependable storage is essential.

Choose the HP WD400BB 40GB UDMA100 hard drive for a dependable, cost-effective storage solution that blends classic compatibility with solid performance. Whether you are refurbishing an older system or assembling a dedicated storage appliance, this drive offers the capacity and reliability you need.