Product · United States

Control Board 12V Relay DB9 Interface 4Ch RS232 Relay RS232 Serial Port Car Motor Control Switch Remote Switching

Product no longer available. The stores we track no longer sell it; last price seen $16.81.

Price history: 4 daily prices tracked since 2026-10-18; lowest $16.76, highest $16.81.

Control Board 12V Relay DB9 Interface 4Ch RS232 Relay RS232 Serial Port Car Motor Control Switch Remote Switching

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