The Gilbarco Encore Price Per Gallon PPU Display 4 Product 3+1 M05838A005 is a fuel dispenser accessory that allows businesses in the oil and gas industry to easily display the price per gallon for up to 4 different products. The Gilbarco brand is known for its quality and reliability, making this display a valuable addition to any fuel dispensing station. With the ability to show the prices for multiple products, the PPU display helps to streamline operations and ensure accurate billing for customers.