| Select | 12V |
|---|---|
| Brand | Unbranded/Generic |
| Country/Region of Manufacture | China |
Check the listing for details. DC 5V 12V 2 Channel Serial Port RS232 Relay Module DB9 Interface PC Relay. Condition: New. Listed at 5.06 USD. RS232 12V Relay. RS232 5V Relay. 1PC RS232 Relay. With capacitor filter circuit, with improved stability. Onboard 2 relay (which can be accessed extended 2-way relay module). Channel:2-channel relay;there are 2 expansion IN ports,low level output.
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