This is our record of Amazon price changes for KNACRO RS422 to TTL/UART/MCU Serial Port Signal Mutual Conversion Module with Over-Voltage Over-Current Protection- (3.3V) (B078N1CFJF) since we began monitoring it.
| Price Type | Lowest Ever | Highest Ever | Current + | Average |
|---|---|---|---|---|
| Amazon | (Jun 28, 2026) | (Jun 28, 2026) | 0,00 € (Jun 28, 2026) |
Amazon Price
Jun 28, 2026 02:20 PM
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