28BYJ-48 Valve Gear Stepper Motor DC12V 4 Phase Step Motor Reduction for Arduino vs PCF8574 PCF8574T I2C 8 Bit IO GPIO expander module for Arduino & Raspberry Pi
28BYJ-48 Valve Gear Stepper Motor DC12V 4 Phase Step Motor Reduction for Arduino and PCF8574 PCF8574T I2C 8 Bit IO GPIO expander module for Arduino & Raspberry Pi are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, PCF8574 PCF8574T I2C 8 Bit IO GPIO expander module for Arduino & Raspberry Pi is €0.48 cheaper (€1.20).
| Criterion |  28BYJ-48 Valve Gear Stepper Motor DC12V 4 Phase Step Motor Reduction for Arduino |  PCF8574 PCF8574T I2C 8 Bit IO GPIO expander module for Arduino & Raspberry Pi |
|---|---|---|
| Price | €1.68 | €1.20cheapest |
| Seller | eBay | eBay |
| Availability | In stock | In stock |
| Rating | — | — |
| View at seller ↗ | View at seller ↗ |
Specifications are extracted automatically from seller data — an empty cell means the seller does not publish that value, not that the product lacks it.
Robotitem does not test products. This comparison reports seller-published data only, and ranking never takes affiliate commission into account.