Why the E-CODER®)R900i™? Neptune’s E-CODER®)R900i™ is designed as an all-in-one package – pairing absolute encoder technology with the reliable connectivity of any Neptune R900® System endpoint. The E-CODER register provides an easy-to-read LCD display combined with flexible AMR/AMI connectivity and is compatible with any Neptune mechanical meter. Integrated endpoints eliminate the hassle of wiring while reliably delivering accurate data to optimize system performance, improve customer service, and support water conservation initiatives.