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HP

HP Hewlett-Packard 9121D Dual 3.5" Floppy Drive HP-IB GPIB Interface AS-IS

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SKU:
41623
MPN:
9121D
Condition:
Used
Availability:
Usually ships within 1-2 business days.
Weight:
13.00 LBS
Shipping:
Calculated at Checkout
  • HP Hewlett-Packard 9121D dual 3.5-inch external floppy drive — front-right three-quarter view showing overall enclosure and dual drive bays
  • HP 9121D external floppy drive — rear panel view showing cooling fan, power switch, AC inlet, and HP-IB GPIB connector
  • HP Hewlett-Packard 9121 nameplate close-up on front panel vents
  • HP 9121D rear label showing model D designation, serial number 2341Y01765, and power ratings: 67W max, 86-125V / 195-250V AC, 48-66 Hz
  • HP 9121D front panel close-up showing both 3.5-inch dual floppy drive bays with eject buttons and indicator lights, and visible crack along lower faceplate
  • HP 9121D rear panel close-up showing HP-IB GPIB 24-pin connector and address DIP switch with visible corrosion on connector hardware
  • HP 9121D cracked faceplate close-up — crack running across the lower front panel
  • HP 9121D top-right corner showing crack in the plastic case top and surface wear
$700.00
Was: $1,750.00
Current Stock: 1

Sold Out

Description

HP Hewlett-Packard 9121D Dual 3.5" Floppy Drive HP-IB GPIB Interface AS-IS

External dual 3.5-inch floppy disk drive with HP-IB (GPIB/IEEE-488) interface. Designed for use with HP test equipment, industrial controllers, and computers supporting the HP-IB protocol.

Specifications & What's Included

  • Model: HP 9121D
  • Dual 3.5" floppy disk drives
  • Disk format: SS/DD, 270KB per disk
  • Interface: HP-IB (GPIB/IEEE-488)
  • Power: 86–125V or 195–250V AC, 48–66 Hz, 67W max
  • Desktop/stackable form factor
  • Manufactured 1982–1987
  • No accessories included

Applications

The HP 9121D was used with HP computer systems, data acquisition equipment, and industrial test instruments that incorporated HP-IB connectivity. Common platforms included HP 9000 series computers, HP 3000 systems, and various HP measurement instruments. The drive served as external storage for system software, test data, and configuration files in laboratory and manufacturing environments.

Condition: For Parts or Not Working
This HP Hewlett-Packard 9121D Dual 3.5" External Floppy Drive is being sold AS-IS for parts or repair. It has not been tested and no functionality is guaranteed. The unit has a visible crack running across the lower front faceplate and a crack in the top corner of the plastic case — both are clearly shown in the photos. The HP-IB (GPIB) connector hardware on the rear shows some surface corrosion. The overall case shows normal yellowing and surface wear consistent with its age. Please view our photo set and contact us if you have any questions.
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Warranty Information

We stand behind every item we sell with a 30-day money-back guarantee. If your item arrives not as described, you may return it within 30 days for a full refund. Please inspect your purchase upon arrival and contact us with any questions.
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Additional Information

Brand:
Hewlett-Packard
Model:
9121D
MPN:
9121D
Type:
External Dual 3.5" Floppy Disk Drive
SKU:
41623
Interface:
HP-IB (GPIB / IEEE-488)
Number of Drives:
2 (Dual)
Disk Format:
SS/DD, 270KB per disk
Disk Size:
3.5 inch
Power Requirements:
86-125V / 195-250V AC, 48-66 Hz, 67W max
Current Draw:
750 mA (low range) / 375 mA (high range)
Fuse:
1A 250V (low range) / 0.5A 250V (high range)
Form Factor:
Desktop / Stackable External
Condition:
As-Is / For Parts or Not Working
Introduced:
1982
Discontinued:
November 1987
Country/Region of Manufacture:
United States
Seller Notes:
Sold AS-IS; cracked case and faceplate; untested. No accessories included.
Condition Notes:
HP 9121D Dual 3.5" Floppy Drive sold AS-IS for parts or repair. Cracked faceplate and top case corner. HP-IB connector shows surface corrosion. Untested — no functionality guaranteed.
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