With the dual blend configuration of the NJ4, you can offer up to five products from only 3 hoses, (e.g. E85, Mid-level Ethanol (E15), Unleaded, Mid Unleaded, Premium.) The ability to offer E15 through a separate hose with the NJ4 reduces the risk of mis-fueling.
NJ4 added options as a traditional Encore unit:
Your Complete Petroleum Service and Sales Company.