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IBM 16/4 Token Ring Network Adapter MCA FRU 74F9415 DB9 Used Vintage IBM 16/4 Token Ring Network Adapter for Micro Channel Architecture (MCA) systems, FRU 74F9415 with DB9 connector, ideal for restoring or maintaining classic IBM PS/2 and server hardware; card shows typical signs of age from storage and removal, but is a good candidate…
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IBM – Realtime Interface Co-Processor Multiport2 – used, functional – SN B9156068278
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Vintage IBM FRU 74F945 Circuit Board 1980s Retro Computer Mainboard Vintage IBM system board, Field Replaceable Unit (FRU) catalog number 74F945, likely from IBM industrial control or terminal equipment from early-to-mid 1980s era. This is a historic computing component featuring: (1) Original discrete component construction with multiple IC chips including Sony CXK59286-series RAM chips dated…
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JUMO safetyM STB/STW 701150/8-01-0253-2001-25/005 Safety Temperature Limiter JUMO safetyM STB/STW industrial safety temperature limiter / monitor. Label shows Type 701150/8-01-0253-2001-25/005, STB “O”, 2x Pt100 input, 230VAC ohmic load output, AC/DC 20..30V supply. Suitable for industrial automation, heating, and process control applications. Used condition as shown in photo. Industrial Automation & Motion Controls > PLCs &…
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UMO safetyM STB/STW 701150/8-01-0253-2001-25/005,058 Safety Temperature Limiter JUMO safetyM STB/STW industrial safety controller / temperature limiter. Label shows Type 701150/8-01-0253-2001-25/005,058, STB “O”, 2x Pt100 input, 230VAC ohmic load output, AC/DC 20..30V supply. Suitable for industrial automation, heating, and process control applications. Used condition as shown in photo. Industrial Automation & Motion Controls > PLCs &…