Pololu USB-to-Serial Adapter vs Motoron M3S550 Triple Motor Controller Shield for Arduino (Connectors Soldered)
Pololu USB-to-Serial Adapter and Motoron M3S550 Triple Motor Controller Shield for Arduino (Connectors Soldered) are compared below on the data published by their sellers — price converted to euros, stock, and every specification either seller discloses. On price, Pololu USB-to-Serial Adapter is €11.27 cheaper ($17.95).
| Criterion |  Pololu USB-to-Serial Adapter |  Motoron M3S550 Triple Motor Controller Shield for Arduino (Connectors Soldered) |
|---|---|---|
| Price | $17.95cheapest | $30.95 |
| Seller | Pololu | Pololu |
| Availability | In stock | In stock |
| Rating | — | — |
| Voltage max. | — | 22 V |
| Voltage min. | — | 1.8 V |
| Weight | 5.7 g | 13 g |
| Channels | — | 3 |
| Connectors soldered | — | Yes |
| Continuous output current per channel | — | 1.7 A |
| Control interface | — | I²C |
| Maximum logic voltage | — | 3.3 V |
| Minimum logic voltage | — | 3.1 V |
| Model | — | Motoron M3S550 |
| Other pcb markings | — | 0J13968 or 0J14239 |
| Pcb dev codes | — | mc3s44a or mc3s44b |
| Peak output current per channel | — | 5 A |
| Reverse voltage protection | — | Yes |
| Size | — | 1.3″ × 2.02″ |
| 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.