Honeywell 621-6552 Description Description Honeywell 16 Point 24 V DC Output DIV POT Related products HONEYWELL STD924-A1A-00000-MB.3H+XXXX HONEYWELL 621-9937 HONEYWELL 620-1690C HONEYWELL DM106-0-A-00-0-R-1-00000-000-E0 HONEYWELL 621-3560 HONEYWELL 621-9934