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The Rachio 3 Smart Sprinkler Controller raises the smart watering bar with foolproof installation, dual-band Wi-Fi and an expressive light bar. Rachio 3 is the only controller equipped with hyperlocal Weather Intelligence™ Plus and Rachio Wireless Flow Meter compatibility.


Connect and expand.

Rachio 3 is the most connected controller on the market, designed to extend your smart home outdoors.

  • Works with favorite smart home devices, platforms.

  • Compatible with the Rachio Wireless Flow Meter.

  • Dual band Wi-Fi (2.4 GHz / 5 GHz).

  • Extended range with long-distance Flex radio.


Start watering smarter, faster.

Our engineers examined every detail of Rachio 3 to streamline and shave minutes off your installation. Ready, set, water.

  • Easy-press connectors make wiring a snap.

  • Connect with both 14 & 18 gauge wires.

  • Magnetic cover locks right into place.

  • We’re here to help if you need it - but we’re betting you won’t.


Water smarter with best-in-class features.

  • Precise remote control with run, pause, skip or Quick Run.

  • Guided schedule setup creates tailored, accurate schedules.

  • Automatic, hyperlocal schedule adjustments with Weather Intelligence™ Plus.

  • Learn More about advanced Rachio technology.

Rachio 3

SKU: MT_INV_rachio_3
  • In the box

    • Rachio 3 Smart Sprinkler Controller
    • Power supply with 6-ft cord
    • Mounting hardware
    • Quick start guide

    App Compatibility

    iOS 10.3+ and Android 4.4+; subject to change. Mobile app is required to connect the controller to Wi-Fi. Web app available on most browsers.


    Works with Nest, Amazon Alexa, The Google Assistant, IFTTT, Wink, Control4, Nexia and others.


    8-zone and 16-zone models.

    Size and Weight

    • Dimensions: 9.1” x 5.5” x 1.4”
    • Weight: 1.05 Lbs

    Power requirements

    The Rachio controller must be connected to the AC power adapter included. DC Transformers are not supported.

    • Power Supply: External Transformer (6-ft cord - 2.5mm x 5.5mm Female barrel plug)
    • Transformer input: 120 VAC ~60Hz 300mA
    • Transformer output: 24 VAC 1000mA
    • Zone output (24 VAC): Compatible with 24VAC Solenoids

    Operating Temperature

    Operating temperature: -4°F to 140°F

    Wi-Fi Connection

    2.4 or 5 GHz wireless network signal available at the installation location


    • Rain Sensor: Wired & Wireless Normally Closed (NC) sensors
    • Soil Sensor: Wired & Wireless Normally Closed (NC) sensors
    • Wired Flow Sensors
    • Wireless Rachio Flow Meter (coming soon)

    Wire Terminals

    Smart wire terminals sense which zones are active, and provide feedback if your irrigation system might have a problem

    Master Valve

    Compatible with master valve, pump relay, or indexing valve.


    2-year limited warranty

    Power Disruption

    In the event of Wi-Fi outage or intermittency, the controller’s memory retains the last saved schedule received from the Rachio cloud and maintains the schedule until an update can be downloaded.

    Optional Outdoor Enclosure

    Custom outdoor enclosure is available. Enclosure is weatherproof and allows for hardwiring.