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  • $22.19
  • Free 30-day Returns
  • Ships from China.
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    1 Pair DB9 Male & Female RS232 Breakout Board Solderless Terminal Module with Protective Housing & Long Mounting Bolts, 9Pin D-SUB Serial Signal Adapter

    • One pair set includes DB9 male + DB9 female breakout modules to meet diverse serial wiring demands
    • Solder-free screw terminal design, quick wire wiring without soldering tools
    • Complete matched protective plastic case blocks dust and avoids accidental short circuits
    • Equipped with extended long mounting bolts for stable fixing on cabinets and control boxes
    • Clearly labeled pin definitions, ideal for PLC, inverter, scanner and industrial debugging
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    This kit contains one DB9 male breakout board and one DB9 female breakout board, forming a complete set of RS232 serial signal transfer modules. It converts 9-pin D-SUB serial signals into independent screw terminals, convenient for signal testing, circuit transformation and equipment maintenance.

    Adopting solderless terminal structure, users can fasten, remove and adjust wires directly with screwdrivers, no welding required. Each module comes with a full protective shell to wrap exposed metal terminals, effectively preventing short-circuit faults caused by dust or collision in industrial environments.

    Supplied with dedicated long fixing bolts, both breakout boards can be firmly mounted on equipment racks, control cabinets and test benches. Every terminal is marked with corresponding pin number for quick identification, greatly improving wiring efficiency.

    It supports standard RS232 serial communication, widely compatible with industrial PLCs, frequency converters, barcode scanners, access control systems and serial testing instruments. Perfect spare wiring accessories for automation engineers and IT maintenance staff.

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