As standard, all Enclosed Redundant Drives include two door-mounted keypads, an HOA operator, an E-Stop button (for UL508A compliance), a Drive 1 / Off / Drive 2 switch, a power on light, individual drive run and fault lights, a customer terminal board for control connections, A2 rated EMI filters, Modbus RTU, Metasys N2, and Apgee FLN P1 communication protocols, the equivalent of 5% line reactors, and two interlocked drive output contactors.