{"product_id":"esp32-wroom-32-38pin-gpio-breakout-narrow-breadboard","title":"ESP32 ESP-WROOM-32 38-Pin GPIO Breakout Expansion Board — Narrow, Breadboard Compatible","description":"\u003ch2\u003eESP32 ESP-WROOM-32 38-Pin GPIO Breakout Expansion Board — Narrow, Breadboard Compatible\u003c\/h2\u003e\u003cp\u003eSimplify your \u003cstrong\u003eESP32 ESP-WROOM-32 prototyping\u003c\/strong\u003e with this \u003cstrong\u003enarrow GPIO breakout expansion board\u003c\/strong\u003e. Designed to fit the standard \u003cstrong\u003e38-pin ESP32 DevKit\u003c\/strong\u003e, this board breaks out all GPIO pins to clearly labeled headers while maintaining a \u003cstrong\u003enarrow profile that fits in a standard 830-point breadboard\u003c\/strong\u003e — leaving accessible rows on both sides for component connections. The \u003cstrong\u003edouble-layer FR4 PCB\u003c\/strong\u003e with silkscreen pin labels eliminates the need to constantly reference a pinout diagram.\u003c\/p\u003e\u003chr\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\u003eCompatible Module\u003c\/td\u003e\n\u003ctd\u003eESP32 ESP-WROOM-32 DevKit (38-pin)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eNarrow — fits 830-point breadboard with accessible rows\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePCB\u003c\/td\u003e\n\u003ctd\u003eDouble-layer FR4 with silkscreen pin labels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGPIO Pins\u003c\/td\u003e\n\u003ctd\u003eAll 38 pins broken out and labeled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnections\u003c\/td\u003e\n\u003ctd\u003ePin headers + optional screw terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch3\u003eESP32 ESP-WROOM-32 Key Features (Module)\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProcessor\u003c\/td\u003e\n\u003ctd\u003eDual-Core Xtensa LX6 @ 240MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiFi\u003c\/td\u003e\n\u003ctd\u003e802.11 b\/g\/n (2.4GHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth\u003c\/td\u003e\n\u003ctd\u003eBT 4.2 Classic + BLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSRAM\u003c\/td\u003e\n\u003ctd\u003e520KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlash\u003c\/td\u003e\n\u003ctd\u003e4MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGPIO\u003c\/td\u003e\n\u003ctd\u003e34 programmable pins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eADC\u003c\/td\u003e\n\u003ctd\u003e12-bit, 18 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDAC\u003c\/td\u003e\n\u003ctd\u003e2× 8-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterfaces\u003c\/td\u003e\n\u003ctd\u003eI²C, SPI, UART, I²S, CAN, Touch, PWM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDeep Sleep\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;10µA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003chr\u003e\u003ch3\u003eWhy Choose This Breakout Board?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNarrow breadboard-compatible\u003c\/strong\u003e — fits in 830-point breadboard leaving usable rows on both sides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll 38 pins labeled\u003c\/strong\u003e — silkscreen labels eliminate constant pinout diagram lookups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble-layer PCB\u003c\/strong\u003e — cleaner routing, better signal integrity than single-layer boards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional screw terminals\u003c\/strong\u003e — secure wire connections without soldering for rapid prototyping\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo soldering required\u003c\/strong\u003e — plug ESP32 DevKit into the breakout board and start prototyping\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart home automation\u003c\/strong\u003e — breadboard prototype for Home Assistant, MQTT, and relay control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIoT sensor hub\u003c\/strong\u003e — connect multiple I²C, SPI, and UART sensors without wire confusion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreadboard prototyping\u003c\/strong\u003e — rapid circuit development without custom PCB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eESP32 development without soldering\u003c\/strong\u003e — ideal for beginners and quick proof-of-concept builds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEducation \u0026amp; workshops\u003c\/strong\u003e — clear pin labels for teaching ESP32 GPIO concepts\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ: Does the ESP32 module come included?\u003c\/strong\u003e\u003cbr\u003eA: No. This is the breakout expansion board only. The ESP32 ESP-WROOM-32 DevKit (38-pin) is sold separately and plugs into this board.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Will this fit in a standard 830-point breadboard?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The narrow design leaves at least 1–2 rows accessible on each side of the breadboard for component connections.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Are screw terminals included?\u003c\/strong\u003e\u003cbr\u003eA: Screw terminal availability depends on the variant. Check the product variant description for screw terminal vs pin header options.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1× ESP32 ESP-WROOM-32 38-Pin GPIO Breakout Expansion Board\u003c\/li\u003e\n\u003cli\u003e\u003cem\u003eESP32 DevKit module NOT included\u003c\/em\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":46991474032875,"sku":"\u003cnone\u003e","price":12.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/esp-wroom-32-esp32-38pin-gpio-breakout-module.webp?v=1761631338","url":"https:\/\/keszoox.com\/products\/esp32-wroom-32-38pin-gpio-breakout-narrow-breadboard","provider":"Keszoox","version":"1.0","type":"link"}