Manual Data Transfer Switch – DB9 RS-232 A/B Selector

Item Type: Data Transfer Switch / A-B Selector
Connection Type: DB9 Serial (RS-232)
Ports:
• A (DB9)
• B (DB9)
• I/O (DB9)
Operation: Manual rotary selector (A or B)
Construction: Metal enclosure

Condition:
Pre-owned condition with cosmetic wear from age and use, including scuffs, scratches, and small paint marks. No dents or structural damage noted. Please review all photos carefully, as they are part of the description.

Testing / Functionality:
Tested and working. Rotary selector turns smoothly and correctly switches between A and B positions. Ports are intact and secure.

Details:
This is a manual RS-232 DB9 data transfer switch, commonly used with vintage computers, terminals, CNC equipment, lab instruments, or legacy serial devices. Allows one serial device to be switched between two systems without reconnecting cables.

No power required. Passive mechanical switch.

No cables included. Item is sold exactly as shown.

Width: approx. 6 inches
Depth: approx. 4 inches
Height: approx. 2 inches

(See tape-measure photos for reference.)

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📋 Descriptions are accurate and complete, but please also review all photos for details and condition.
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