Rain Bird | ESP-ME3 Outdoor Controller


The industry?s most flexible residential/light commercial irrigation controller that supports flow monitoring, LNK WiFi, and up to 22 stations.

The controller is fitted with 4 stations, and get add on modules to get up to 22 stations.


Upgrade the ESP-ME3 to a?SMART controller?with EPA WaterSense certification by adding the LNK WiFi module and a WR2 rain sensor. The LNK makes programming and monitoring easy through the free Rain Bird app.

For even greater water monitoring and protection from a broken irrigation system, install a flow sensor.


  • Upgradeable for WiFi-based remote monitoring and control via iOS and Android mobile devices (with LNK WiFi Module sold separately)
  • Internet-based weather information can be used to make daily adjustments to the irrigation schedule, saving up to 30% in water (with LNK WiFi Module sold separately)
  • Large LCD display with easy to navigate user interface
  • Master valve/pump start circuit
  • Non-Volatile (100 year) storage memory
  • Remotely Programmable under 9V battery power (not included)
  • Program based scheduling allows 4 individual programs with 6 independent start times per program for 24 total start times
  • Watering schedule options: By days of week, ODD calendar days, EVEN calendar days, or Cyclic (every 1 ? 30 days) Advanced Features
  • Advanced diagnostics and short detection with LED alert
  • Contractor Default? Program Save/Restore saved program(s)
  • Rain Sensor bypass by Station
  • Delay Watering up to 14 days (applies only to stations not set to ignore Rain Sensor)
  • Manual Watering option by program or station
  • Seasonal Adjust applied to all programs or individual program
  • Adjustable delay between valves (default set to 0)
  • Master Valve on/off by station
ESP-ME3 Specific Features
  • Built-in flow-sensing capabilities
  • Easy to install indoors or outdoors with pre-installed power cord
  • Back-lit LCD display for improved visibility in low-light and direct sun conditions


Operating Specifications
  • Station timing:?1 minute to 6 hours
  • Seasonal Adjust:?5% to 200%
  • Max operating temperature:?65?C (149?F)
Electrical Specifications
  • Input required:? 230V?, 50-60Hz, 0.136A
  • Output:? 24V?, 50-60Hz, 1.0A
  • Master Valve/Pump Start Relay
  • Operating Voltage:?24VAC 50/60Hz
  • Max Coil Inrush:?11VA
  • Max Coil Holding:?5VA
  • Idle/Off power draw 0.06 amps at 120VAC
  • Power back-up not required. Nonvolatile memory permanently saves the current programming and a 10-year life lithium battery maintains the controllers time and date during power outages.


  • Width:?27.2 cm
  • Height:?19.5 cm
  • Depth:?11.2 cm