Square D RM35LM33MW Control Relay Brand: Square D. Part Number: RM35LM33MW. Square D Control Relay, Liquid Level, Series: RM35-L, 5 A, <5 VA, 50/60 Hz, 250 V AC/DC Coil, 2CO 2 Form C, DIN Rail Mount, Threaded Terminal, LED, IP20/IP30, -40 to 158 deg F, 1.37 in W. Additional Description: SQD -RM35LM33MW MULTIFUNC LEV CONTRL RESIST 24-240VAC/DC. Catalog Description: level control relay, Harmony Control Relays, 5A, 2CO, 24...240V AC DC..