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Full Version: MOSFET vs COM output
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This A32 board is listed as Relay, where as A128 is MOSFET, H32B Pro is COM AND KC868-Server is MOSFET PNP.  What are these various output types and how to know which one is the right one to buy?
relay can connect with AC220v load directly. MOSFET need connect with extend relay, so that can connect with AC220v load.