Rainbird ESP-LXME & ESP-LXMEF Modular Controllers


  • Hot-swappable modules, no need to power down the controller to add/remove modules • 8- or 12-stations base unit expandable to 48 stations with 8- and 12-Station Modules
  • Flow Smart Module™ factory installed (ESP-LXMEF) or field upgradeable (ESP-LXME)
  • Dynamic station numbering eliminates station numbering gaps
  • Master valve/pump start circuit
  • Weather Sensor input with override switch
  • 6 user-selectable languages
  • Standard 10kV surge protection
  • Non-Volatile (100-year) program memory
  • Front panel is removable and programmable under battery power
  • Compatible with Rain Bird Landscape Irrigation and Maintenance Remote
  • Plastic, locking, UV resistant, wall-mount case, Optional Metal and Stainless Steel Case & Pedestal

Water Management Features

  • Optional Flow Smart Module™ with Learn Flow utility and flow usage totalizer — standard on ESP-LXMEF
  • FloWatch™ protection for high and low flow conditions with user defined reactions (requires flow sensor)
  • FloManager™ manages hydraulic demand, making full use of available water to shorten total watering time
  • SimulStations™ are programmable to allow up to 5 stations to operate at the same time
  • Station sequencing by station numbers or station priorities
  • Water Windows by program plus Manual MV Water Window
  • Cycle+Soak™ by station
  • Rain Delay
  • 365-Day Calendar Day Off
  • Programmable Station Delay by program
  • Normally Open or Closed Master Valve programmable by station
  • Weather Sensor programmable by station to prevent or pause watering
  • Program Seasonal Adjust
  • Global Monthly Seasonal Adjust

Diagnostic Features

  • Alarm light with external case lens
  • Electronic diagnostic circuit breaker
  • Program summary and review
  • Variable test program
  • RASTER station wiring test



Operating Specifications

  • Station timing: 0 min to 12 hrs
  • Seasonal Adjust: 0% to 300% (16 hrs maximum station run time)
  • 4 independent programs (ABCD)
  • ABCD programs can overlap
  • 8 start times per program
  • Program Day Cycles include Custom days of the week, Odd, Odd31, Even, and Cyclical dates
  • Manual station, program, test program

Electrical Specifications

  • Input required: 120 VAC ± 10%, 60Hz (International models: 230 VAC ± 10%, 50Hz; Australian models: 240 VAC ± 10%, 50Hz)
  • Output: 26.5 VAC 1.9A
  • Power back-up: Lithium coin-cell battery maintains time and date while nonvolatile memory maintains the programming
  • Multi-valve capacity: Maximum five 24 VAC, 7VA solenoid valves simultaneous operation including the master valve, maximum two solenoid valves per station


  • cULus [US and Canada], FCC Part 15b [US], WaterSense (when upgraded with  ET Manager Cartridge) [US], CAN ICES-3(B)/NMB-3(B) [Canada], CE [European Union], IPX4, RCM [Australia and New Zealand], Smart Approved WaterMark [Australia].


  • Width: 14.32 in (36,4 cm)
  • Height: 12.69 in (32,2 cm)
  • Depth: 5.50 in (14,0 cm)