HI-VAL Universal High Density 1.44MB, 3.5" Floppy Disk Drive by Panasonic. Retail Boxed. Features high reliability Ensures accurate reads every time. Reliable construction, Affordable solution, High performance magnetic heads, quiet operations, backward compatible with 720kb drives.

System requirements: IBM or Compatible PC, 4MB RAM, One Empty 3-1/2" drive bay, Windows 95/98/NT 4.0/3.1x or DOS. Hi-Val provides industry leading reliability from top brand drive manufacturers, providing you with the highest quality, most durable components to ensure years of trouble free operation. Easy to install. Installs with just a screwdriver. Hi-Val Model no. H055-R. Price $32.50

1.44 MB, 3.5" Floppy Disk Drive (OEM Packaging). Reliable construction, affordable solution, high performance magnetic heads, quiet operations, backward compatible with 720kb drives (diskettes). Brands include Mitsumi, NEC, etc. Price $29.99

The award-winning Zip drive from NEC or Panasonic offers reliable, unlimited, removable storage for all your computer storage needs. ATAPI interface makes installation into your PC easy 
Simple, cost effective alternative to adding or replacing a hard drive 
Doubles as a backup solution for reliable data protection 
Each Zip disk stores as much as 70 floppies 
With a Zip drive sold every 5 second, you are sure to find millions of users world wide to share your files with. 
Application: Internal ATAPI interface 100MB ZIP drive for PC system 
Specifications: Operating system support: DOS, Windows, NT
ATAPI/EIDE interface: 29ms average access time 
Drive A: bootability, Buffer size: 16KB, Highest transfer rate: 1.40 MB/sec. Form Factor: 3.5". Price $79.00