SparkFun QwiicBus Kit
Affiliate disclosure: Everything About Robotics may earn a commission from qualifying purchases through these links. SparkFun handles checkout, fulfillment and returns. Read our affiliate disclosure.
Explore differential I2C connections over Ethernet cables with this QwiicBus kit. Two EndPoints establish the chain and a MidPoint provides a sensor branch, with two three-foot cables included. The PCA9615 converts the I2C signals for transport.
Before you buy
Check the power configuration, I2C voltage requirements and wiring in the official hookup guide before connecting your devices. Performance depends on the connected devices, cabling and environment.
SparkFun SKU: KIT-17250 · Category: Extended I2C bus kits
Check SparkFun for current price, stock, shipping and the exact included components.
Official hookup guide · Official product specifications and documentation
EAR summary based on supplier documentation; this is not a hands-on review. Product identity and supplier availability rechecked October 31, 2026. SparkFun Originals membership is supported by the existing October 26 catalog reconciliation. Eligibility remains subject to SparkFun's affiliate terms.