Appoldt Control Relays Industrial relay 626297 - Appoldt 1004, The Appoldt RM-1W is an industrial relay with a nominal voltage of 24 V, available for both DC and AC applications. It features a switching current capacity of up to 8 A and includes one change-over contact. Typical applications include automation systems requiring reliable switching, such as manufacturing equipment and industrial control panels. Appoldt 1004 RM-1W Relay 24V AC/DC 8A 1 Change-Over, Industrial Use