Smart Sprinkler Controller


The R3e Smart Sprinkler Controller is simply designed for easy installation and watering control. Automatically manage your sprinklers from anywhere with the Rachio app (standard app included with purchase).

8-Zone MSRP



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Start watering smarter, faster.

Our engineers examined every detail of R3e to streamline and shave minutes off your installation. Ready, set, water.

  • Tap

    Easy-press connectors make wiring a snap.

  • Toggle Calibrate

    Connect with both 14 & 18 gauge wires.

  • Magnet

    Magnetic cover locks right into place.

  • Support

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

R3e Technical Specifications

In the box

  • - R3e 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 model

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 - 2.1mm 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

Wire Terminals

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

Master Valve

Compatible with master valve, pump relay, or indexing valve


Extended 4-year warranty when purchasing Pro Units/SKUs

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