{"product_id":"db9-rs232-serial-terminal-breakout-board-d-sub-9-pin-female-male","title":"DB9 RS232 Serial to Terminal Breakout Board — D-Sub 9-Pin, Female \/ Male, Screw Terminal Adapter","description":"\u003ch2\u003eDB9 RS232 Serial to Screw Terminal Breakout Board — D-Sub 9-Pin, Female \/ Male\u003c\/h2\u003e\u003cp\u003eThis \u003cstrong\u003eDB9 RS232 breakout board\u003c\/strong\u003e converts a standard D-Sub 9-pin serial connector to clearly labeled screw terminals, providing easy access to all 9 RS232 signal lines without soldering. Available in both female (DE-9F) and male (DE-9M) variants, it is ideal for RS232 wiring projects, PLC serial port interfacing, industrial equipment debugging, and custom serial cable fabrication.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Standard\u003c\/td\u003e\n\u003ctd\u003eD-Sub 9-pin (DE-9 \/ DB9)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Gender\u003c\/td\u003e\n\u003ctd\u003eFemale (DE-9F) or Male (DE-9M)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTerminal Type\u003c\/td\u003e\n\u003ctd\u003eScrew terminal (all 9 pins)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin Labeling\u003c\/td\u003e\n\u003ctd\u003eYes (1–9 labeled on PCB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePCB Color\u003c\/td\u003e\n\u003ctd\u003eBlack or Green (variant dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003ePanel-mount or PCB-mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eRS232 DB9 Pin Reference\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePin\u003c\/th\u003e\n\u003cth\u003eSignal\u003c\/th\u003e\n\u003cth\u003eDirection\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003eDCD — Data Carrier Detect\u003c\/td\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003eRXD — Receive Data\u003c\/td\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eTXD — Transmit Data\u003c\/td\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eDTR — Data Terminal Ready\u003c\/td\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eGND — Signal Ground\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003eDSR — Data Set Ready\u003c\/td\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003ctd\u003eRTS — Request to Send\u003c\/td\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003eCTS — Clear to Send\u003c\/td\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e9\u003c\/td\u003e\n\u003ctd\u003eRI — Ring Indicator\u003c\/td\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eWhy Choose This DB9 Breakout Board?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eAll 9 pins on screw terminals\u003c\/strong\u003e — no soldering required for wire connections\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003ePin labels on PCB\u003c\/strong\u003e — no need to reference pinout diagrams during wiring\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eFemale and male options\u003c\/strong\u003e — match your existing cable or equipment connector\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eCompact PCB\u003c\/strong\u003e — easy to panel-mount or integrate into enclosures\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eRS232 pin reference table above\u003c\/strong\u003e — complete signal guide for quick wiring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRS232 serial port wiring and custom cable fabrication\u003c\/li\u003e\n\u003cli\u003ePLC and industrial equipment serial port access\u003c\/li\u003e\n\u003cli\u003eRS232 signal debugging and monitoring\u003c\/li\u003e\n\u003cli\u003eLegacy serial device interfacing\u003c\/li\u003e\n\u003cli\u003eNull modem cable construction\u003c\/li\u003e\n\u003cli\u003eSerial console access for embedded systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e1 × DB9 RS232 Serial to Screw Terminal Breakout Board (Female or Male, as selected)\u003c\/li\u003e\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Big female","offer_id":46991431401707,"sku":"14:350852#Big female","price":4.96,"currency_code":"USD","in_stock":true},{"title":"Small male","offer_id":46991431434475,"sku":"14:351074#Small male","price":4.56,"currency_code":"USD","in_stock":true},{"title":"Big male","offer_id":46991431467243,"sku":"14:1202#Big male","price":4.96,"currency_code":"USD","in_stock":true},{"title":"Small female","offer_id":46991431500011,"sku":"14:4044226#Small female","price":4.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/d-sub-9pin-db9-rs232-serial-terminal-adapter.webp?v=1761883081","url":"https:\/\/keszoox.com\/products\/db9-rs232-serial-terminal-breakout-board-d-sub-9-pin-female-male","provider":"Keszoox","version":"1.0","type":"link"}