1-2CH DC 12V 24V Micro Size 3A RS422 RS485 Relay Board PC UART Serial Port Switch Module MODBUS RTU Digital Output Module

1-2CH DC 12V 24V Micro Size 3A RS422 RS485 Relay Board PC UART Serial Port Switch Module MODBUS RTU Digital Output Module
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sku: 1005005916549715
$8.44
Shipping from: China
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