{"publisher":"Xirkit — the structured parts marketplace","canonical":"https://www.xirkit.io/products/adafruit-qt-to-male-headers-150-mm-stemma-qt-73fa","markdown":"https://www.xirkit.io/products/adafruit-qt-to-male-headers-150-mm-stemma-qt-73fa/data.md","mcp":"https://www.xirkit.io/mcp","note":"Every value is traced to a cited source (see sources and per-value src). Null means unknown, never zero.","record":{"id":"73fae84e-9f98-5d25-a4cb-2973a4009d4d","mpn":"4209","name":"Adafruit QT to Male Headers 150 mm (STEMMA QT)","manufacturer":"Adafruit Industries","family":"cable","summary":"Adafruit 4209 QT to Male Headers 150 mm: 4-wire cable about 150 mm long, JST SH 4-pin female, 1 mm pitch (STEMMA QT / Qwiic) on one end and 4 premium Dupont male 0.1″ headers; wires black GND, red V+, blue SDA, yellow SCL (Qwiic order). Plugs I2C sensors, IMUs and touch boards together without soldering.","schema_version":"3.0","revision":null,"tags":["cable","adapter cable","stemma qt / qwiic cable","4-pin cable","150 mm cable","1 mm pitch","i2c cable","robot wiring","adafruit"],"sources":[{"other":{},"id":"datasheet","url":"https://www.adafruit.com/product/4209","title":"Adafruit QT to Male Headers 150 mm (STEMMA QT) datasheet","publisher":"Adafruit Industries","kind":"datasheet","retrieved_at":"2026-09-29T10:14:14+00:00","field_paths":["spec.provides.cable_type","spec.provides.conductors","spec.provides.connector_a","spec.provides.connector_b","spec.provides.ecosystem","spec.provides.features","spec.provides.length_mm","spec.provides.pitch_mm","spec.usage.connectors","spec.usage.pinout","spec.usage.pinout_complete"],"notes":"sha256 c4d8d0f8d14293b7e0829519ea724a406b13705e893d56360eab720824e90e61"},{"other":{},"id":"offer0","url":"https://www.adafruit.com/product/4209","title":"www.adafruit.com listing","publisher":null,"kind":"distributor","retrieved_at":"2026-09-29T10:17:05+00:00","field_paths":["offers"],"notes":null}],"assets":[{"other":{},"kind":"datasheet","url":"https://www.adafruit.com/product/4209","label":"Datasheet","verification":"manufacturer","notes":null},{"other":{},"kind":"image","url":"https://cdn-shop.adafruit.com/970x728/4209-05.jpg","label":"Adafruit QT to Male Headers 150 mm (STEMMA QT) (Adafruit 4209) — store photo","verification":"manufacturer","notes":"inspected: store photo of the cable and both connectors"}],"offers":[{"other":{"sku":"4209","price_breaks":[]},"supplier":"www.adafruit.com","url":"https://www.adafruit.com/product/4209","currency":"USD","unit_price":0.95,"stock_status":"in_stock","region":"US","minimum_quantity":null,"checked_at":"2026-09-29T10:17:05+00:00","lead_time_days_min":null,"lead_time_days_max":null,"destination":"US","destination_postal_code":null,"notes":null}],"best_for":[{"other":{},"label":"Robot wiring and sensor chains","reason":"4-wire 150 mm adapter (STEMMA QT / Qwiic) — plugs I2C sensors and boards together without soldering.","basis":"engineering_inference"}],"children":[],"spec":{"other":{},"usage":{"other":{},"pinout":[{"id":"GND","kind":"ground","label":"GND","notes":"black wire, JST SH pin 1","other":{},"position":"SH-1","functions":["ground"],"voltage_v":0,"electrical":{}},{"id":"V+","kind":"power","label":"V+","notes":"red wire, JST SH pin 2","other":{},"position":"SH-2","functions":["v+"],"electrical":{}},{"id":"SDA","kind":"i2c_sda","label":"SDA","notes":"blue wire, JST SH pin 3","other":{},"position":"SH-3","functions":["sda"],"electrical":{}},{"id":"SCL","kind":"i2c_scl","label":"SCL","notes":"yellow wire, JST SH pin 4","other":{},"position":"SH-4","functions":["scl"],"electrical":{}}],"derived":{},"connectors":[{"id":"end_a","kind":"JST SH 4-pin female, 1 mm pitch (STEMMA QT / Qwiic)","other":{},"pitch_mm":1,"pin_count":4},{"id":"end_b","kind":"4 premium Dupont male 0.1″ headers","other":{},"pin_count":4}],"pin_mappings":[],"requirements":{"other":{},"data_inputs":[],"power_inputs":[]},"pinout_complete":true},"geometry":{"other":{},"derived":{},"feature_boxes":[],"mounting_holes":[]},"provides":{"other":{},"derived":{},"features":["Wire order follows the Qwiic convention: black GND, red V+, blue SDA, yellow SCL"],"pitch_mm":1,"ecosystem":"STEMMA QT / Qwiic","length_mm":150,"cable_type":"adapter","conductors":4,"connector_a":"JST SH 4-pin female, 1 mm pitch (STEMMA QT / Qwiic)","connector_b":"4 premium Dupont male 0.1″ headers","capabilities":[]},"compliance":{"other":{},"derived":{},"certifications":[]},"constraints":{"other":{},"derived":{},"thermal":{"other":{}},"electrical":{"other":{}}}},"other":null,"source_type":"pdf","source_ref":"https://www.adafruit.com/product/4209","datasheet":{"chips":[],"fields":{"pitch":{"src":{"page":4,"quote":"This 4-wire cable is a little over 150mm / 6\" long and fitted with JST-SH female 4-pin connectors on one end and premium Dupont male headers on the other. Compared with the chunkier JST-PH these are 1mm pitch instead of 2mm, but still have a nice latching feel, while being easy to insert and remove.","method":"text"},"unit":"mm","value":1},"length":{"src":{"page":4,"quote":"This 4-wire cable is a little over 150mm / 6\" long and fitted with JST-SH female 4-pin connectors on one end and premium Dupont male headers on the other. Compared with the chunkier JST-PH these are 1mm pitch instead of 2mm, but still have a nice latching feel, while being easy to insert and remove.","method":"text"},"unit":"mm","value":150},"connector":{"src":{"page":4,"quote":"This 4-wire cable is a little over 150mm / 6\" long and fitted with JST-SH female 4-pin connectors on one end and premium Dupont male headers on the other. Compared with the chunkier JST-PH these are 1mm pitch instead of 2mm, but still have a nice latching feel, while being easy to insert and remove.","method":"text"},"unit":null,"value":"JST SH 4-pin female, 1 mm pitch (STEMMA QT / Qwiic) ↔ 4 premium Dupont male 0.1″ headers"},"ecosystem":{"src":{"page":4,"quote":"This cable can be used with Qwiic boards , to easily connect sensors and drivers to board with 0.1\" socket headers or to solder-less breadboards. Or you can always solder to the header ends directly as well. When used with Qwiic the colors are:","method":"text"},"unit":null,"value":"STEMMA QT / Qwiic"},"cable_type":{"src":{"page":2,"quote":"# STEMMA QT / Qwiic JST SH 4-pin to Premium Male Headers Cable - 150mm Long","method":"text"},"unit":null,"value":"adapter"},"conductors":{"src":{"page":4,"quote":"This 4-wire cable is a little over 150mm / 6\" long and fitted with JST-SH female 4-pin connectors on one end and premium Dupont male headers on the other. Compared with the chunkier JST-PH these are 1mm pitch instead of 2mm, but still have a nice latching feel, while being easy to insert and remove.","method":"text"},"unit":null,"value":4},"connector_a":{"src":{"page":4,"quote":"This 4-wire cable is a little over 150mm / 6\" long and fitted with JST-SH female 4-pin connectors on one end and premium Dupont male headers on the other. Compared with the chunkier JST-PH these are 1mm pitch instead of 2mm, but still have a nice latching feel, while being easy to insert and remove.","method":"text"},"unit":null,"value":"JST SH 4-pin female, 1 mm pitch (STEMMA QT / Qwiic)"},"connector_b":{"src":{"page":4,"quote":"This 4-wire cable is a little over 150mm / 6\" long and fitted with JST-SH female 4-pin connectors on one end and premium Dupont male headers on the other. Compared with the chunkier JST-PH these are 1mm pitch instead of 2mm, but still have a nice latching feel, while being easy to insert and remove.","method":"text"},"unit":null,"value":"4 premium Dupont male 0.1″ headers"}},"groups":{"all":["GND","V+","SDA","SCL"]},"source":{"url":"https://www.adafruit.com/product/4209","pages":27,"sha256":"c4d8d0f8d14293b7e0829519ea724a406b13705e893d56360eab720824e90e61","onboarded_at":"2026-09-29T10:18:25+00:00"},"coverage":{"pct":90,"score":"18/20","passed":true,"explained_nulls":["wire_gauge","current_rating","operating_temperature","weight"]},"entities":[{"id":"GND","attrs":{"kind":"ground","label":"GND","colour":"black","position":"SH-1","designator":"GND","description":"black wire, JST SH pin 1"},"sources":[{"page":16,"quote":"1. Black for GND","method":"text","fragment":"entities_wires.json"}],"attr_src":{"kind":{"page":16,"quote":"1. Black for GND","method":"text","fragment":"entities_wires.json"},"label":{"page":16,"quote":"1. Black for GND","method":"text","fragment":"entities_wires.json"},"colour":{"page":16,"quote":"1. Black for GND","method":"text","fragment":"entities_wires.json"},"position":{"page":16,"quote":"1. Black for GND","method":"text","fragment":"entities_wires.json"},"designator":{"page":16,"quote":"1. Black for GND","method":"text","fragment":"entities_wires.json"},"description":{"page":16,"quote":"1. Black for GND","method":"text","fragment":"entities_wires.json"}},"functions":[],"electrical":{},"entity_type":"pin"},{"id":"V+","attrs":{"kind":"power","label":"V+","colour":"red","position":"SH-2","designator":"V+","description":"red wire, JST SH pin 2"},"sources":[{"page":16,"quote":"2. Red for V+","method":"text","fragment":"entities_wires.json"}],"attr_src":{"kind":{"page":16,"quote":"2. Red for V+","method":"text","fragment":"entities_wires.json"},"label":{"page":16,"quote":"2. Red for V+","method":"text","fragment":"entities_wires.json"},"colour":{"page":16,"quote":"2. Red for V+","method":"text","fragment":"entities_wires.json"},"position":{"page":16,"quote":"2. Red for V+","method":"text","fragment":"entities_wires.json"},"designator":{"page":16,"quote":"2. Red for V+","method":"text","fragment":"entities_wires.json"},"description":{"page":16,"quote":"2. Red for V+","method":"text","fragment":"entities_wires.json"}},"functions":[],"electrical":{},"entity_type":"pin"},{"id":"SDA","attrs":{"kind":"i2c_sda","label":"SDA","colour":"blue","position":"SH-3","designator":"SDA","description":"blue wire, JST SH pin 3"},"sources":[{"page":16,"quote":"3. Blue for SDA","method":"text","fragment":"entities_wires.json"}],"attr_src":{"kind":{"page":16,"quote":"3. Blue for SDA","method":"text","fragment":"entities_wires.json"},"label":{"page":16,"quote":"3. Blue for SDA","method":"text","fragment":"entities_wires.json"},"colour":{"page":16,"quote":"3. Blue for SDA","method":"text","fragment":"entities_wires.json"},"position":{"page":16,"quote":"3. Blue for SDA","method":"text","fragment":"entities_wires.json"},"designator":{"page":16,"quote":"3. Blue for SDA","method":"text","fragment":"entities_wires.json"},"description":{"page":16,"quote":"3. Blue for SDA","method":"text","fragment":"entities_wires.json"}},"functions":[],"electrical":{},"entity_type":"pin"},{"id":"SCL","attrs":{"kind":"i2c_scl","label":"SCL","colour":"yellow","position":"SH-4","designator":"SCL","description":"yellow wire, JST SH pin 4"},"sources":[{"page":16,"quote":"4. Yellow for SCL","method":"text","fragment":"entities_wires.json"}],"attr_src":{"kind":{"page":16,"quote":"4. Yellow for SCL","method":"text","fragment":"entities_wires.json"},"label":{"page":16,"quote":"4. Yellow for SCL","method":"text","fragment":"entities_wires.json"},"colour":{"page":16,"quote":"4. Yellow for SCL","method":"text","fragment":"entities_wires.json"},"position":{"page":16,"quote":"4. Yellow for SCL","method":"text","fragment":"entities_wires.json"},"designator":{"page":16,"quote":"4. Yellow for SCL","method":"text","fragment":"entities_wires.json"},"description":{"page":16,"quote":"4. Yellow for SCL","method":"text","fragment":"entities_wires.json"}},"functions":[],"electrical":{},"entity_type":"pin"}],"taxonomy":{"pinouts":{"role":"pins_or_terminals","definition":"Pin / wire order and colour → signal (GND, V+, SDA, SCL)"},"site_chrome":{"role":"other","definition":"Navigation, related products, footers, page headers"},"specifications":{"role":"electrical_ratings","definition":"Cable specs: connectors at each end, pin count, pitch, length, wire gauge, current, colour code"},"pricing_ordering":{"role":"ordering_commercial","definition":"Store page: price, product ID, technical details"},"product_overview":{"role":"identity_overview","definition":"Overview of the cable or connector ecosystem and what it connects"}},"variants":{},"commercial":{"other":{},"checked_at":"2026-09-29T10:17:05+00:00","compliance":[],"ordering_codes":[{"code":"4209","description":"Adafruit product ID"}]},"page_index":[{"page":1,"tags":["site_chrome"],"primary":"site_chrome"},{"page":2,"tags":["product_overview"],"primary":"product_overview"},{"page":3,"tags":["pricing_ordering"],"primary":"pricing_ordering"},{"page":4,"tags":["pinouts","product_overview"],"primary":"product_overview"},{"page":5,"tags":[],"primary":"none_of_these"},{"page":6,"tags":[],"primary":"none_of_these"},{"page":7,"tags":["product_overview"],"primary":"site_chrome"},{"page":8,"tags":[],"primary":"none_of_these"},{"page":9,"tags":["product_overview","pricing_ordering"],"primary":"pricing_ordering"},{"page":10,"tags":["site_chrome"],"primary":"site_chrome"},{"page":11,"tags":["product_overview","site_chrome"],"primary":"site_chrome"},{"page":12,"tags":["product_overview"],"primary":"product_overview"},{"page":13,"tags":["product_overview"],"primary":"product_overview"},{"page":14,"tags":["product_overview"],"primary":"product_overview"},{"page":15,"tags":["product_overview"],"primary":"product_overview"},{"page":16,"tags":["pinouts","product_overview"],"primary":"pinouts"},{"page":17,"tags":[],"primary":"pinouts"},{"page":18,"tags":["pinouts","product_overview"],"primary":"pinouts"},{"page":19,"tags":[],"primary":"none_of_these"},{"page":20,"tags":["product_overview"],"primary":"product_overview"},{"page":21,"tags":["product_overview"],"primary":"product_overview"},{"page":22,"tags":["product_overview"],"primary":"product_overview"},{"page":23,"tags":["product_overview"],"primary":"product_overview"},{"page":24,"tags":["product_overview"],"primary":"product_overview"},{"page":25,"tags":["product_overview","site_chrome"],"primary":"product_overview"},{"page":26,"tags":["product_overview"],"primary":"product_overview"},{"page":27,"tags":["product_overview"],"primary":"product_overview"}],"performance":[],"schema_name":"datasheet-1","part_ratings":{}},"use_cases":["robot-wiring"],"commercial":{"other":{},"checked_at":"2026-09-29T10:17:05+00:00","compliance":[],"ordering_codes":[{"code":"4209","description":"Adafruit product ID"}]},"assembly_label":"Chip","assembly_level":1,"search_aliases":["STEMMA QT / Qwiic adapter 150 mm","4209","Adafruit QT to Male Headers 150 mm"],"design":{"assets":[{"other":{},"kind":"datasheet","url":"https://www.adafruit.com/product/4209","label":"Datasheet","verification":"manufacturer","notes":null,"resolved_url":"https://www.adafruit.com/product/4209"},{"other":{},"kind":"image","url":"https://cdn-shop.adafruit.com/970x728/4209-05.jpg","label":"Adafruit QT to Male Headers 150 mm (STEMMA QT) (Adafruit 4209) — store photo","verification":"manufacturer","notes":"inspected: store photo of the cable and both connectors","resolved_url":"https://cdn-shop.adafruit.com/970x728/4209-05.jpg"}],"cad":null,"limitations":["Generated geometry is an approximate mechanical envelope; inspect original manufacturer CAD when available.","Generated footprint_svg_path is an outline, not a verified electrical land pattern.","Xirkit does not run fit checks; download step_url and test fit against your own enclosure."]}}}