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  1. RS232 Delay Relay Module Serial Port Multifunctional DC12V R223B01 Tool New

    Feature: 1. With two serial ports, RS232 DB9 interface and TTL232 interface. Item Type: RS232 Delay Relay Module. Two Serial Ports: RS232 DB9 interface, TTL 232 interface. Working Current (DC 12V): Standby 16MA, 1 relay opens 47MA.

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  2. / RS232 Delay Relay Module 1 Channel Serial Port UART DC12V R223B01

    With two serial ports, RS232 DB9 interface and TTL232 interface. Item Type: RS232 Delay Relay Module. Two Serial Ports: RS232 DB9 interface, TTL 232 interface. 1 x RS232 Delay Relay Module. Working Current (DC 12V): Standby 16MA, 1 relay opens 47MA.

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  3. ▪Relay Control Module 15 Channel RS485 RS232 PLC DO PC UART Serial Switch

    Standby 14MA, 1 relay 44MA, 2 relay 69MA, 3 relay 95MA, 4 relay 121MA, 5 relay 149MA, 6 relay 175MA, 7 relay 199MA, 8 relay 226MA, etc. CONNECT 64 DEVICES IN PARALLEL: In command mode, up to 64 devices can be connected in parallel, versatile and multifunction.

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  4. 2 in 1 DC5V 12V 24V 8CH USB Serial Port Relay Module UART RS232 TTL Switch Board

    2 in 1 DC 5V 12V 24V 8CH USB Serial Port Relay Module UART RS232 TTL Multifunction Switch Board CH340 for Motor LED PTZ PLC IPC. UART serial port protocol, support two interfaces, USB_B female interface (CH340 chip), RS232 interface (TTL level).

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  5. DC 12V DB9 RS232 Serial Port Delay Relay ARM MCU UART Remote Control Switch

    Feature: 1. With two serial ports, RS232 DB9 interface and TTL232 interface. Two Serial Ports: RS232 DB9 interface, TTL 232 interface. Item Type: RS232 Delay Relay Module. 6 working modes, open, close, jog, self-lock, interlock, delay (8-byte instruction without delay mode).

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  6. KMTronic USB One Relay Controller, RS232 Serial controlled, PCB

    KMtronic LTD. KMtronic USB Test software. KMtronic USB software. Domoticz support all KMtronic USB relays. Very simple instalation KMtronic USB relays. FlowStone support KMtronic USB relays. KMtronic relays via EXCEL example.

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  7. RS232 Relay Board 2CH DC 12V 24V Serial Port Switch Module for PLC Motor LED PTZ

    We have a lot of products and only show a small number of products on the website.

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  8. 12V 8-Channel DB9 RS 232 Relay Module Remote Control Switch Smart Home Part Tool

    RS232 DB9 female interface. RS232 DB9 female interface. Relay load current: Max 10A. Relay load current: Max 10A. 1x 8-Channel Relay. If you do not receive our reply within 48 hours, pls. If you are satisfied with our service, pls.

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