Idec HW1E-TV402Q4R-24VDC (Global model) / HW1E-TV4F02QD-R-24V (N.A. model) Unibody illuminated e-stop with 40mmø head, push to lock/twist to release, fits 22mm ø knock-outs, 2 normally closed integrated contacts, self-illuminating when depressed, 10 amp 250 VAC rated contacts, IP65, UL508 (UL Listing File No. E55996)