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ESP Series


  • ESP: Extra-Simple Programming with self-prompting alphanumeric LCD display makes this controller easy to program, read and understand.
  • Two independent programs (A and B), with three start times each, allow mixed irrigation applications in a single controller.
  • System water budgeting from 10 to 200% in 10% increments makes seasonal adjustments quick and easy.
  • Surge protection, backed by a 3-year lightning warranty, makes the controller reliable and robust under extreme field conditions.
  • Station timing in 1-minute increments for precise watering requirements.
  • Programmable 7-day watering schedule to meet varying irrigation requirements.
  • Fixed 2-, 3-, and 5-day cycles for watering at regular intervals.
  • Swing-open face panel for easy access to fuse and terminal strip.
  • Manual start/advance capability for semi-automatic operation and system testing.
  • Master valve/remote pump start circuit for optimal irrigation control.
  • Battery recharging circuit maintains fully charged Ni-MH backup battery (included) to retain program memory during a power outage.
  • Easy-to-understand AM/PM clock for quick reference.
  • Durable, weather-resistant outdoor cabinet with internal transformer will hold up in tough environments.
  • Sleek, modular design for clean-looking, professional installation.
  • UL Listed; CSA, CE approved.


Operating Specifications

  • Station timing: 0-99 minutes (in 1-minute increments); 0-198 minutes with water budgeting
  • Automatic starts: 3 per program (6 per day when using dual program capability)
  • Programming schedule: 2-, 3-, or 5-day fixed cycle or 7-day variable cycle
  • Timing accuracy: ▒ 0.01 %

Electrical Specifications

  • Input required: 117 VAC ▒ 10 %, 60 Hz or 220V ▒ 10%, 50 Hz
  • Output: 24-26.5 VAC, 1.5A
  • Overload fuse: 1.5A (spare fuse provided in access cover)
  • Surge protection: Primary input side has built-in MOV (metal oxide varistor) to protect micro circuitry; output side has one built-in MOV for each valve station
  • Battery backup: 9V Ni-MH rechargeable battery maintains program up to 7 days and keeps time within 2% accuracy range in case of power outage (battery included with controller)
  • Station capacity: Up to two 24 VAC, 7VA solenoid valves per station, plus a master valve


  • Width: 7 1/2" (19,1 cm)
  • Height: 8 5/8" (22 cm)
  • Depth: 4 1/2" (11,4 cm)