5pcs UART TTL to RS485 Bilateral Serial Converter Module, 3.3/5V Power

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Product Features Compatible with both 3.3V and 5.0V power supply. Operates with 3.3V and 5.0V signals. Utilizes imported chips with industrial-grade design and anti-interference ca pacity. Designed for industrial and harsh environments with a temperature range of -40°C to 85°C. Transmission distance of up to 1 kilometer (tested with 850 meters of F1.5 cable; for distances over 800 meters, repeaters are recommended). Features semi-hole pads and a thin 0.8mm PCB board. Includes RXD and TXD signal indicator lights to monitor sending and receiving statuses. Package Includes: 5 x Converter Module Show more