Honeywell 621-0096 Description Description Honeywell Serial I/O Module Related products HONEYWELL 620-1690C HONEYWELL 621-0009 HONEYWELL 621-3560 HONEYWELL 621-9937 HONEYWELL DM106-0-A-00-0-R-1-00000-000-E0 HONEYWELL 621-3552RC
