2 PCS DC 12V 2 IN 1 8Ch RS232/TTL232 Relay Board DB9 Serial Port Switch for PLC Camera Industrial Control System

2 PCS DC 12V 2 IN 1 8Ch RS232/TTL232 Relay Board DB9 Serial Port Switch for PLC Camera Industrial Control System
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sku: 1005005671504148
$34.38
Shipping from: China
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