8CH RS232 TTL232 IO Control Switch Board Com DB9 Serial Port For Momentary Self-locking Interlock Latch Delay Relay Module

8CH RS232 TTL232 IO Control Switch Board Com DB9 Serial Port For Momentary Self-locking Interlock Latch Delay Relay Module
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sku: 1005004497858768
$26.20-2%
$25.63
Shipping from: China
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