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10PCS New PCA9534BS SMD 400kHz I2C Bus 8 Channel GPIO Expansion IC Replace PCF8574 For Button Fan Sensor DIY Electronic Componen

Product no longer available. The stores we track no longer sell it; last price seen $28.54.

Price history: 2 daily prices tracked since 2026-10-18; lowest $28.54, highest $28.54.

10PCS New PCA9534BS SMD 400kHz I2C Bus 8 Channel GPIO Expansion IC Replace PCF8574 For Button Fan Sensor DIY Electronic Componen

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