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            40-150/151 modules have 8xDPST or 12xDPST power relays, suitable for switching inductive/capacitive
            loads up to 5A at 250VAC. 40-155/156 modules have 8xSPDT or 16xSPDT power relays
            and 40-157 is configured as 8xDPDT.
            
            Power relay modules are intended for switching heavy AC or DC loads or for slave
            switching large external relays, contactors and solenoids.
The 40-150 series of power
            relay module are suitable for applications requiring switching of either mains voltage
            or DC current.
        
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