Profile: Scale Designs develops and manufactures hopper scales. We offer stainless steel fertilizer blender scales, tank scales, fertilizer dealer scale management systems, custom scales and weighing systems. Our digital indicators are equipped with large easy to read displays. They are capable of powering up to 4-350 ohm load cells. This simple device can handle a multitude of functions. A duplex port can transmit data on demand or continuously to match the input requirements of a wide variety of peripheral devices including printers, remote displays and computers.