Robot wiring and sensor chains
4-wire 150 mm adapter (STEMMA QT / Qwiic) — plugs I2C sensors and boards together without soldering.
Engineering inference
Adafruit Industries
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.
4209Development boardFacts about the complete product. Unknown values remain open design questions.
Guidance to help you shortlist. The basis is shown for each recommendation.
4-wire 150 mm adapter (STEMMA QT / Qwiic) — plugs I2C sensors and boards together without soldering.
Engineering inferenceNo-load speed, rated performance and stall limits describe different operating points. A stall specification is not a continuous operating rating.
From $0.95 at www.adafruit.com. Prices are observed unit prices before tax and shipping.
Every value in this record is traced to a source — 2 documents including the board and chip datasheets — with the page and table cited per value. Unknowns are left explicit, never guessed.