{"product_id":"esp32-s3-supermini-expansion-board","title":"ESP32-S3 SuperMini Expansion Board - Sensor and Servo Breakout","description":"\u003cdiv class=\"nznpd\"\u003e\n\u003cdiv class=\"nznpd__lead\"\u003e\n\u003cp class=\"nznpd__intro\"\u003eA compact expansion board for the 18-pin ESP32-S3 SuperMini, with 15 colour-coded signal, VCC and GND rows for cleaner sensor and servo wiring. Two independent VCC rails, a 3 x 3 power block and a keyed battery input make it a practical base for prototypes and permanent builds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv class=\"nznpd__specs\"\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eCompatibility\u003c\/span\u003e\u003cstrong\u003e18-pin ESP32-S3 SuperMini\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eSignal breakouts\u003c\/span\u003e\u003cstrong\u003e15 colour-coded 3-pin rows\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eHeader pitch\u003c\/span\u003e\u003cstrong\u003e2.54 mm\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eVCC rails\u003c\/span\u003e\u003cstrong\u003eVCC1 and VCC2, independently selected\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eDefault VCC setting\u003c\/span\u003e\u003cstrong\u003e3.3 V through fitted 0R links\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003ePower block\u003c\/span\u003e\u003cstrong\u003e3 x 3V3, 3 x GND and 3 x 5V\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eBattery input\u003c\/span\u003e\u003cstrong\u003eKeyed 2-pin, 2.0 mm connector\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eBattery pads\u003c\/span\u003e\u003cstrong\u003eB+ and B- on underside\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eIndicator\u003c\/span\u003e\u003cstrong\u003eBAT-LED\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eModule sockets\u003c\/span\u003e\u003cstrong\u003e2 x 9-way female\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003ePCB size\u003c\/span\u003e\u003cstrong\u003e37 x 26 mm nominal\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"nznpd__spec\"\u003e\n\u003cspan\u003eManufacturer\u003c\/span\u003e\u003cstrong\u003eTZT\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eDatasheets\u003c\/h3\u003e\n\u003cdiv class=\"nznpd__ds\"\u003e\n\u003ca class=\"nznpd__dsbar\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0664\/6127\/0112\/files\/ESP32-S3-SUPERMINI-EXPANSION-Datasheet-v3.pdf\" target=\"_blank\" rel=\"noopener\" aria-label=\"Download the ESP32-S3 SuperMini expansion board datasheet (PDF)\"\u003e\n\u003csvg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z\"\u003e\u003c\/path\u003e\u003cpolyline points=\"14 2 14 8 20 8\"\u003e\u003c\/polyline\u003e\u003c\/svg\u003e\n\u003cspan\u003eFull technical datasheet\u003c\/span\u003e\n\u003cspan class=\"nznpd__dsmeta\"\u003ePDF\u003csvg width=\"17\" height=\"17\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4\"\u003e\u003c\/path\u003e\u003cpolyline points=\"7 10 12 15 17 10\"\u003e\u003c\/polyline\u003e\u003cline x1=\"12\" y1=\"15\" x2=\"12\" y2=\"3\"\u003e\u003c\/line\u003e\u003c\/svg\u003e\u003c\/span\u003e\n\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eWhat's in the box\u003c\/h3\u003e\n\u003cdiv class=\"nznpd__included\"\u003e\n\u003cdiv class=\"nznpd__qty\"\u003e1×\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eTZT ESP32-S3 SuperMini expansion board\u003c\/strong\u003e\u003cp\u003eFitted sockets and colour-coded headers. ESP32-S3 SuperMini module, battery and leads are not included.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003ch3 class=\"nznpd__h\"\u003eGreat for\u003c\/h3\u003e\n\u003cdiv class=\"nznpd__uses\"\u003e\n\u003cdiv class=\"nznpd__use\"\u003e3-wire sensor modules\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eServo signal distribution\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eESPHome and home automation prototypes\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eRobotics wiring hubs\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003eBattery-powered experiments\u003c\/div\u003e\n\u003cdiv class=\"nznpd__use\"\u003ePermanent builds replacing loose jumper wiring\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"nznpd__block\"\u003e\n\u003cdiv class=\"nznpd__qs\"\u003e\n\u003ch3\u003eWiring \u0026amp; getting started\u003c\/h3\u003e\n\u003col class=\"nznpd__steps\"\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eCheck the rail links.\u003c\/strong\u003e\u003cp\u003eFor normal use, confirm both fitted 0R links select 3V3.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eMatch the module orientation.\u003c\/strong\u003e\u003cp\u003eRotate the ESP32-S3 SuperMini so its USB-C connector faces the carrier battery connector. Confirm the 5V, GND and 3V3 pads align with the 3 x 3 power block, then seat all 18 pins evenly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eMeasure before connecting a peripheral.\u003c\/strong\u003e\u003cp\u003ePower the module with no peripheral attached and check each red VCC row against a black GND pin. An unmodified board should read about 3.3 V.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cdiv\u003e\n\u003cstrong\u003eConnect signal, power and ground.\u003c\/strong\u003e\u003cp\u003eLeft adapter labels 0 to 5 are row labels, not ESP32 GPIO numbers. Use the datasheet pin map when assigning pins in firmware.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003cp class=\"nznpd__note\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e This carrier is not a lithium battery charger. Use a protected single-cell battery, a separate suitable charger and verify connector polarity. The BAT-selected rail follows battery voltage and may exceed 3.3 V.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"TZT","offers":[{"title":"Default Title","offer_id":42985533964384,"sku":"ESP32-S3-ADAPTER-1PK","price":6.99,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/6127\/0112\/files\/esp32-s3-zero-expansion-board-hero_c87d4508-fcd4-4cda-8062-2f896348a5ca.png?v=1787870000","url":"https:\/\/www.nznelectronics.co.nz\/products\/esp32-s3-supermini-expansion-board","provider":"NZN Electronics","version":"1.0","type":"link"}