2A/3A 1-32CH RS485 Micro Relay Module DC 12V 24V MODBUS RTU I/O Expansion Board for PLC HMI Configuration Software PTZ

2A/3A 1-32CH RS485 Micro Relay Module DC 12V 24V MODBUS RTU I/O Expansion Board for PLC HMI Configuration Software PTZ
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sku: 1005007010519958
$9.37
Shipping from: China
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