HONEYWELL 621-3560 Description Description HONEYWELL INPUT MODULE 24VDC 16POINT Related products HONEYWELL 621-9990 HONEYWELL 621-9934 HONEYWELL DM106-0-A-00-0-R-1-00000-000-E0 HONEYWELL 621-0009 HONEYWELL 621-6575 HONEYWELL 621-3550