Honeywell 621-6551 Description Description Honeywell 24V DC Source Output 05A Related products HONEYWELL STD924-A1A-00000-MB.3H+XXXX HONEYWELL DC3002-0-20A-2-89-0111-EN HONEYWELL AX51-061-001 HONEYWELL 620-0053 HONEYWELL 621-9990 HONEYWELL 621-3550