PMA controller modules, Lippert/ISA boards, interface cards, power and control boards, PLC modules
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Kuhnke 657.428.21 EPROM-RAM Memory Module 128K x 16 New Old Stock Kuhnke EPROM-RAM memory module, part number 657.428.21 (catalog label 27764), with 128K x 16-bit EPROM and 128K x 16-bit RAM, battery-buffered by accumulator, for Kuhnke PLC and automation systems. New old stock module in original Kuhnke box marked “EPROM/RAM-Speicher mod. 128K x 16”, only…
Kuhnke KDT 640 Convac Control Panel HMI 24V DC Touchscreen Keypad Germany Kuhnke KDT 640 Convac industrial HMI touchscreen and keypad operator panel. 24V DC, IP20, Part No. 640.001.99. Made in Germany. Used for machine- and process-automation, includes numeric pad and serial/comm ports. Used, good condition, see all images for cosmetic details.
ST It’s ST 486DX4-100 ST486DX4V10HS 100MHz 3.45V Socket 3 CPU UsedVintage STMicroelectronics It’s ST 486DX4-100 CPU, part number ST486DX4V10HS, 100 MHz 80486-compatible processor designed for Microsoft Windows 95 era Socket 3 motherboards; operates at 3.45 V with standard pin-out PGA168 package, ideal for restoring or upgrading retro 486 desktop PCs and collectors of classic x86…
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