Navy Electronic Motor Operator (NEMO)

Navy Electronic Motor Operator (NEMO)Whether for a new shipbuilding or modernization program, Leonardo DRS Navy Electronic Motor Operator (NEMO) is ideal for integrated control, motor protection, condition based maintenance, power monitoring, ship network communications and local network I/O.

The NEMO comprises an electronic control module, an overload application module and a solid-state switch module. NEMO integrates control, motor protection, power monitoring, network communications and local network I/O into a single unit in accordance with MIL-DTL-2212. NEMO is fully qualified for Navy use.

The Navy Electronic Motor Operator is used on the latest U.S. Navy ships for motor control, HVAC control and ABT control and is adaptable to any current or future U.S. Navy machinery control network protocols. 


  • Selectable network communication
  • Certified PROFIBUS wired or fiber optic
  • RS-485
  • Four (4) character LED display for status
  • Supplies operator safe 24 VDC I/O
  • Pluggable control terminals
  • Stud terminals for main power
  • Galvanic isolation to power lines
  • Five (5) inputs for control/monitoring
  • Four (4) outputs for control/timing/alarm
  • Local CAN network for I/O expansion – disabled when not in use
  • Dual parameter sets allow two-speed, reverser control with one overload
  • Field configurable control via mini USB port
  • Configuration parameters shall only be changed from configuration port by authorized users
  • Passwords must be changed from default
  • Two user privilege levels: User and Admin
  • Upgradable firmware – requires special tools and some disassembly
  • MTBF – 188,000 Hrs at 40°C


Naval Power Systems

+1 414 875 2900