Industrial 4-Channel Relay Module (FIT0827)

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“Industrial 4-Channel Relay Module”

The module adopts the standard Modbus RTU protocol, the communication interface supports RS485 or RS232 and supports communication baud rates of 2400, 4800, 9600, … read more

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is this relay controlled with a 12v dc supply and can it switch small led indicator dc loads and no voltage vsd speed control common ?

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Hi Peter,

Welcome to the forum and very sorry for the delay!!

The module has a couple of operation types, through either RS485 or RS232.
It will handle the switching of smaller LEDs fine, though the VSD I’m unable to confirm, there might be some capacitive or inductive portion that creates an arc as the relay opens.