Holman K-Rain RPS624 Outdoor Irrigation Controller with 9 Stations

Upgrade your garden irrigation system with the advanced Holman K-Rain RPS624 Outdoor Controller, featuring state-of-the-art microprocessor technology, 9 stations, and a blue backlit display. This outdoor controller is designed to offer superior performance and reliability, with unparalleled convenience and control at your fingertips.

Features and Benefits

  • New generation microprocessor technology: Provides advanced features like current sensing and station skip with fault indication for exceptional irrigation control.
  • Low energy, high output toroidal transformer: Guarantees reliable long-life performance and energy efficiency.
  • Blue backlit display: Allows for easy visibility both in daylight and at night, ensuring effortless programming and monitoring of your irrigation system.
  • 5 fully independent programs: Offers flexibility and customization, with up to 4 starts per program for added convenience.
  • Up to 12 hours 59 minutes of watering run time per station: Maximise irrigation efficiency while minimizing water usage, ideal for sustaining healthy plants.

How to Use

  1. Mount the Holman K-Rain RPS624 Outdoor Controller on a wall or fence, ensuring it is secure and stable.
  2. Connect the wiring from your irrigation system's valve solenoids to the controller's terminal strip, following the manufacturer's guidelines for proper installation.
  3. Set the date and time on the controller using the backlit display, entering your preferred settings for each station's start time, run time, and watering cycle.
  4. Select the desired watering schedule, including options for individual day selection, ODD/EVEN date selection, or interval watering.
  5. Activate the controller and monitor its performance, making adjustments as needed to suit your garden's requirements and local water restrictions if applicable.

Aqua Gardening Suggests These are Best For

The Holman K-Rain RPS624 Outdoor Irrigation Controller is perfect for homeowners, garden enthusiasts, and landscape professionals looking for an efficient and easy-to-use solution to manage their garden irrigation systems. Providing total control over watering schedules and customised programming, this outdoor controller is ideal for maintaining lush, healthy gardens and landscapes of all sizes.

Notes from Aqua Gardening

  • The controller features a "Rain Off" facility, allowing you to suspend watering during winter months while retaining the time settings and programmed information.
  • Remember to always follow local water restrictions and guidelines when setting up your irrigation schedule to promote responsible water usage.
  • Ensure that the Holman K-Rain RPS624 Outdoor Controller is installed in a secure location, protected from weather elements and possible vandalism.


What are the key features of the Holman K-Rain Outdoor Controller?

The Holman K-Rain Outdoor Controller offers advanced microprocessor technology, current sensing and station skip with fault indication, a real-time clock that maintains time even during power outages, and a blue backlit display for easy viewing. It also has 5 fully independent programs with 4 starts per program, permanent memory, and station watering run time up to 12 hours 59 minutes.

Can I customise the watering schedule on the Holman K-Rain Outdoor Controller?

Yes, this controller has a 7-day watering cycle with individual day selection, ODD/EVEN date selection, or interval watering. Plus, it has 5 fully independent programs and 4 starts per program to suit your specific watering needs.

Is the Holman K-Rain Outdoor Controller easy to operate during the night time or under low light conditions?

Absolutely, the blue backlit display ensures that the screen can be easily seen during the daytime as well as at night.

How does the Holman K-Rain Outdoor Controller handle overlapping start times?

The controller is designed to "stack" overlapping start times sequentially, which means it finishes the first program before starting the next one without any time conflicts.

If I want to stop watering during winter, do I need to reprogram the Holman K-Rain Outdoor Controller after resuming?

No, the "Rain Off" facility allows you to suspend watering during winter or any period you choose, while retaining the programmed time and information. This means that you won't lose your settings and can easily resume watering without reprogramming.

What is the maximum run time for each station in the Holman K-Rain Outdoor Controller?

Each station can have a watering run time of up to 12 hours and 59 minutes, providing enough flexibility for a wide range of watering needs.

Will the real-time clock on the Holman K-Rain Outdoor Controller lose time during power outages?

No, the real-time clock is designed to maintain accurate time even during power outages, ensuring that your watering schedule remains unaffected.

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(SKU: KR3409)

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