DC Speed Control, SCR, Enclosed, NEMA 4, 10A Max Current, 90/180V DC, ON/OFF, 50:1, Dart Controls, Mfr#: 253G-200E$370.99+
Kit for UL type 1 conformity, Altivar, for variable speed drive, Schneider Electric, Mfr#: VW3A9212$968.99+