Honeywell 621-3600 Description Description Honeywell 48V DC Sink Input Related products HONEYWELL 620-3691C HONEYWELL AX51-051-001 HONEYWELL STD924-A1A-00000-MB.3H+XXXX HONEYWELL DM106-0-A-00-0-R-1-00000-000-E0 HONEYWELL 621-6550 HONEYWELL 620-1690C