DIG’s LEIT X with 10 to 28 stations and LEIT XRC (wireless option) with 4 to 28 stations support a permanent solution where there is no available AC power, utilizing only the power of ambient light (solar). The LEIT X Controller and the LEIT XRC Wireless Controller are advanced, ambient light (solar) powered, multi-functional, self-contained water management irrigation controllers that, together with the LEIT Link Remote Control Handset, provide a cost-effective solution for all type of irrigation applications.


  • Environmentally friendly, using light (solar) as a source of energy
  • Power is provided by photovoltaic module (PVM) and microelectronic management system fueled by ambient light (solar)
  • Operates up to 28 stations plus a master valve or pump start
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  • Use with the 1600HE solenoid actuator, which mounts on most brand name valves using one of seven valve adapters
  • The LEIT XRC has a remote programming and management capability using the LEIT Link remote control handset
  • Programming is easy, using a selfguided menu and four durable, sealed buttons
  • LEIT XRC radio frequency module operates in the ISM band 900-928 MHz US
  • Communication distance of up to 800 feet (240 m) line of site by radio communication using the LEIT XRC and LEIT IT adapter
  • Non-volatile memory retains program and controller integrity (excluding time)
  • Bilingual software available in English-Spanish, English-Italian and English-French
  • Lightning protection - the controller is isolated from electrical ground, offering immunity to ground currents from overhead power lines and/or close proximity lightning strikes
  • Simple to install, easy access wire connector accommodates standard irrigation wire up to 12 gauge
  • Terminal strip can handle 28 hot wire stations, MV/P wire and 2 common wires
  • Can connect rain, moisture or freeze sensors to an individual valve or to the entire system using a SKIT 8821-4 switch type sensor (adapter is required)
  • Internal electrical diagnostics circuit activated by the user can detect open wires or short circuits with a message indication in Status Report (deactivated by default)
  • Mounts securely to a rugged galvanized steel-mounting column (2.4 inch max OD) using stainless steel lock bolts
  • Vandal resistant, waterproof enclosure fashioned from super tough material endures extreme hot, cold, wet or dry weather
  • Super-tough Lexan© lens protects the photovoltaic module from moisture, dust, chemicals and impact damage
  • 3 year manufacturer warranty

Handset Features

  • The MULTI-PRO™ handset can communicate with up to 99 controllers
  • The MASTER™ handset can communicate with up to 99 groups of controllers, each group with up to 99 controllers
  • The remote control handset radio frequency module operates in the ISM band 900-928 MHz (US and Australia) (868/869 MHz Europe)
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  • Remote control protocol allows two-way communication with secure identity code
  • Menu based programming and user friendly commands have the look, feel and functionality of programming the LEIT XRC
  • Rechargeable battery will last for up to four hours of continuous operation
  • FCC approval (part 15 of FCC rules for spread spectrum, intentional radiators, and part 15 sub C specification)


how to specify
Model Description
LEIT X system controller
LEIT X12 12 station plus MV/P
LEIT X16 16 station plus MV/P
LEIT X20 20 station plus MV/P
LEIT X24 24 station plus MV/P
LEIT X28 28 station plus MV/P
LEIT X10 10 station plus MV/P
LEIT XRC system controller
LEIT XRC28 28 station plus MV/P
LEIT XRC08 8 station plus MV/P
LEIT XRC10 10 station plus MV/P
LEIT XRC12 12 station plus MV/P
LEIT XRC16 16 station plus MV/P
LEIT XRC20 20 station plus MV/P
LEIT XRC04 4 station plus MV/P
LEIT XRC24 24 station plus MV/P
LEIT XRC06 6 station plus MV/P
LINK remote control handset
LEIT MULTI-PRO™ up to 99 controllers
LEIT MASTER™ 99 controllers with 99 groups

Controller Specifications

  • Number of stations:
    • Model LEIT X: 10, 12, 16, 20, 24 and 28 station plus MV/P
    • Model LEIT XRC with wireless option: 4, 6, 8,10, 12, 16, 20, 24 and 28 station plus MV/P
  • Power source: ambient light
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  • Controller power input: 3,000 -100,000+LUX
  • Four keypad buttons with integrated liquid crystal display
  • Station capacity: one LEMA 1600HE per each set of red and white wire
  • Operational temperature: 14°F to 140°F (–10°C to 60°C)
  • Storage temperatures range: –40°F to 194°F (–40°C to 90°C)
  • Sensor connection: normally closed, none active
  • Entry: LEIT key to energize the liquid crystal display (not included, use 9 volt battery)
  • Controller Dimensions: Height 12 3/8 inches (30.4 cm); Width 7.5 inches (19 cm); Depth 4.5 inches (11.4 cm)
  • Weight: 4.9 lbs. (2.2 kg)
  • Material Controller housing and clear lens: high impact plastic (polycarbonate)


  • Four independent programs with three start times per program allow for mixed irrigation applications
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  • Watering durations from 1 minute to 5 hours and 59 minutes per each or all stations to operate with a sprinkler or drip system
  • 365-day calendar with leap year
  • Custom programming with 7-day calendar or intervals from 1-39 days in odd/even or every day rotation
  • Manual Run for repeat testing of individual valves, semi-automatic cycle by station with quick override via manual run, skip to the next valve or run any of the programs
  • Rain delay up to 99 days with auto-restart
  • Monthly water budgeting from 10-200% in 10% increments
  • Status Report provides information on active programs or valves, month deactivation, rain stop, remote or local mode and station progress
  • History Report allows the user to review the controller operating history for a total watering time of each valve with overall run time total, and manual run time totals. This information is available for the current month and the previous 11 months of the year. The user can also review the current year versus previous year
  • Custom grouping of stations allows the controller to operate more than one group of stations with any number of stations per group (if hydraulic limitations are not exceeded)
  • Month Off option allows override of the controller programs for any month of the year (all months are active by default)


  • Programming password eliminates potential user error
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  • Password can be changed at any time during program setup activation
  • Standard stainless steel lock secures weather resistant exterior panel

System Components

  • Controller installation required the following components: LEIT X controller, LEIT Key, 1600HE solenoid actuator, valve adapter, or 160HE-XXX inline valve (3/4 inch to 2 inch) and mounting column
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  • Controller installation components (Optional): Skit, switch type sensor adapter if rain sensor is used, RKIT interface kit if pump or relay is used and stainless steel enclosure to portect the controller




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    1600HE Solenoid Installation - for LEIT Controllers

Corporate Information

Where To Buy
Contact Us

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DIG Corporation
1210 Activity Drive
Vista, CA 92081 USA

Tel: (760) 727-0914
Fax: (760) 727-0282
Toll Free: (800) 322-9146

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1600HE Solenoid Installation - for LEIT Controllers

For more information and a list of compatible Valves please visit the LEMA 1600HE Solenoids page