Honeywell 621-3300 Description Description Honeywell 5V DC Input Related products HONEYWELL STD924-A1A-00000-MB.3H+XXXX HONEYWELL 620-0041 HONEYWELL 620-0053 HONEYWELL 621-6550 HONEYWELL DC3002-0-20A-2-89-0111-EN HONEYWELL 621-6575