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DIN Mount Relay, Household AC Contactor with DIN Rail Mount 4P 20A 2NO 2NC 24V 220V/230V(220V/230V): Amazon.com: Industrial & Scientific
220V 240V Relay, Briidea On/Off Switch Electric Heating Relay with Built-in 24V Transformer, Replacement for Any Relay, Compatible with 24V Thermostat - - Amazon.com
Amazon.com: Song Chuan 833H-1A-C, 24VDC Relay, 10A 24VDC SPNO, Flux Sugar Cube (Pack of 5) : Automotive
Amazon.com: Multi Voltage Time Delay Relay Off Switch with 7 Function Choices DC 24V & AC 24-240V Delay Timer Selectable Time Range 0.1s to 100h : Industrial & Scientific