HPE J2092A HP 16 x Channels RS-232 Direct Connect MUX Board
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General Information
Interfaces/Ports
Technical Information
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Storage Capacity
The HPE J2092A is a legacy 16‑channel RS‑232C direct-connect multiplexer (MUX) interface board engineered for HP‑PA‑RISC systems—specifically, HP‑PB I/O board slots in HP 9000 800‑series servers. It features 16 RJ‑45 serial ports that allow simultaneous direct-connected RS‑232C communication with external devices like terminals, modems, or industrial controllers. Typically sold as a refurbished OEM spare with a short-term warranty, this modular board is valuable for maintaining vintage telemetry, serial control, or data-acquisition systems in production or retro environments .