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Shop rs232 to ttl 24v

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$14.46
DC 7V-24V Modbus RTU 4Channel Relay Switch Module RS232/TTL UART Interface-
eBay
$14.46
DC 7V-24V Modbus RTU 4Channel Relay Switch Module RS232/TTL UART Interface-
eBay
$19.59
2 in 1 DC 5V 12V 24V 8Ch USB Serial Port Relay Module Uart RS232 TTL Swit. Eletechsup. Time Delay Relays.
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2 in 1 DC 5V 12V 24V 8Ch USB Serial Port Relay Module Uart RS232 TTL Swit. Eletechsup. Time Delay Relays.
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$360.99
$379.99
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DC 5/12/24V 8CH USB Serial Port Relay Module UART RS232 TTL Switch Board CH340
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Phoenix Contact 2744461 | CONVERTER, CONVERTER, RAIL, SERIAL, 24 VAC/VDC +/- 20%, RS-232 (INTERFACE A) | Protocol Converters | PSM-ME-RS232/RS232-P
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Radwell.com
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Modbus-RTU 1/2 Channel DC724V Control Switch Relay Module RS232 TTL UART
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Northern Tool
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Taidacent MODBUS RTU RS485 TTL RS232 Serial Remote Acquisition Temperature Module Temperature Sensor Converter Module For 10K 3950 NTC Thermistor
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