{"product_id":"raspberry-pi-gpio-expansion-board","title":"Raspberry Pi GPIO Expansion Board","description":"\u003cdiv class=\"detailmodule_text\"\u003e\n\u003ch3\u003e\u003cspan\u003eRaspberry Pi GPIO Expansion Board – 1-to-3 40-Pin GPIO Adapter\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eRaspberry Pi GPIO Expansion Board\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a practical accessory designed to expand a single 40-pin GPIO header into three parallel GPIO connection headers, making it easier to connect multiple electronic modules and accessories to your Raspberry Pi.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeaturing a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1-to-3 GPIO expansion design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this board provides convenient access to GPIO signals, power pins, and ground connections without requiring complex wiring.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe PCB includes clearly printed pin labels for easier identification and connection, making it suitable for electronics prototyping, robotics, educational projects, and Raspberry Pi development applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e1-to-3 GPIO Expansion:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Provides three parallel GPIO connection headers from one 40-pin GPIO interface.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e40-Pin GPIO Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Designed for Raspberry Pi boards with the standard 40-pin GPIO header.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eClearly Labeled Pins:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e PCB silkscreen markings simplify GPIO identification.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMultiple Connection Points:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Allows several modules to access the same GPIO header.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCompact PCB Design:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Suitable for electronics workbenches and embedded projects.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMounting Holes:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Supports secure installation using compatible mounting hardware.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePassive Expansion:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e No programming or additional driver installation required.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDevelopment Friendly:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ideal for prototyping, testing, and educational electronics applications.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGPIO Expansion Board\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eExpansion Configuration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1-to-3\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGPIO Interface\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e40-Pin\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eConnector Pitch\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.54mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGPIO Connections\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eParallel\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePCB Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e55 × 66mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePCB Material\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePrinted Circuit Board\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePin Identification\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePCB Silkscreen Labels\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMounting\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMounting Holes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCommunication\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePass-Through GPIO Signals\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAdditional Power Supply\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNot Required\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDriver Installation\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eNot Required\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cspan\u003eRaspberry Pi Compatibility\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for Raspberry Pi boards with a standard 40-pin GPIO header, including:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eRaspberry Pi 2 Model B\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRaspberry Pi 3 Model B \/ B+\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRaspberry Pi 4 Model B\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRaspberry Pi 5 (subject to mechanical clearance)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOther compatible Raspberry Pi models with a 40-pin GPIO header\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe board may also be used with selected Orange Pi and other single-board computers that have compatible 40-pin GPIO headers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eImportant:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e GPIO pin functions and assignments can differ between board manufacturers. Always verify the pinout before connecting external modules.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eConnection and Working Principle\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eThe expansion board connects to the Raspberry Pi's GPIO header and distributes the same electrical connections across three parallel headers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEach corresponding pin is electrically connected across the expansion headers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor example:\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eRaspberry Pi GPIO\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eExpansion Board\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e3.3V\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAvailable on all three headers\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e5V\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAvailable on all three headers\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGND\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAvailable on all three headers\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGPIO17\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eShared across all three headers\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGPIO27\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eShared across all three headers\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eGPIO22\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eShared across all three headers\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan\u003eThis arrangement provides convenient access to the same GPIO signals from multiple connection points.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eRaspberry Pi Electronics Prototyping\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRobotics Development\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSensor Interface Projects\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eGPIO Testing and Experimentation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEducational Electronics\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHome Automation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEmbedded Systems Development\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRaspberry Pi Hardware Expansion\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDIY Electronics Projects\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eImportant Notes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003epassive GPIO expansion board\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, not a GPIO multiplexer or GPIO expander IC.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThe board does not increase the number of independently controllable GPIO pins.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAll three headers share the same corresponding GPIO signals.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAvoid connecting multiple devices that drive the same GPIO line simultaneously.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRaspberry Pi GPIO signals operate at 3.3V and are not 5V tolerant.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThe expansion board does not provide additional power capacity.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCheck the total current requirements of connected modules.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVerify GPIO compatibility when using Orange Pi or other single-board computers.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCheck connector orientation and pin alignment before powering the system.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003ePackage Includes\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 × Raspberry Pi 1-to-3 GPIO Expansion Board\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 × Mounting Screw Accessory Set\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Raspberry Pi","offers":[{"title":"Default Title","offer_id":40764261171333,"sku":"RP-000021-RBP","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/5819\/0725\/files\/26_7577c33b-dd61-4956-a62c-bc766af655a9.jpg?v=1767554790","url":"https:\/\/robotpishop.com\/products\/raspberry-pi-gpio-expansion-board","provider":"Robot Pi Shop","version":"1.0","type":"link"}