EATON Cutler-Hammer Series Contact Block, Series: M22, 22.5 mm Size, 1NO-1NC Contact Configuration, 4 A at 230 VAC, 2 A at 500 VAC Contact, Momentary Action, IP65 Enclosure, Spring Cage/Button Terminal, Front Mounting, Black, 1.03 in L x 1.18 in W x 1.54 in H Dimensions