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Add 4 stations to any controller

The easiest way to add 4 additional stations to expand any controller

$149.00 $119.00


1 Year Warranty | Free Shipping | Free & Easy Returns

  • Simple one button operation
  • Economical solution to purchasing expensive controllers
  • Works with any 24 VAC controller
  • Easy installation in 15 minutes
  • Superior build quality for long service life

Easy to use dials and simple one button operation for manual start and station advance.

Economical Solution

Economical solution to purchasing larger and expensive controllers


Easy Installation in Less than 15 Minutes

PiggyBack is easy to install and takes less than 15 minutes.

Reduce Watering Times

Use PiggyBack to separate sprinkler and drip lines to water concurrently.

Continuous Watering

Ability to repeat program for continuous watering (ideal for new lawn or ground cover).

"Clever product for reducing watering time"

PiggyBack is such a clever product. It saves us so much watering time especially on golf courses.

Five-star review from Kevin M.

"Simple and elegant"

Call me old school but I love how easy it is to use PiggyBack with simple dials.

Five-star review from Antonio S.

Technical Specs

Input 24 VAC
Output 24 VAC
Station Capacity 2 Amps per station
Zones 4 Zones
Weight 8 Ounces
Power Requirements Connects to existing controller's 24 VAC power supply or can be connected to a separate 24 VAC power adapter
Wire Size 18 Gauge
Unit Size 7.25" W x 4.25" H x 2.125" D
Waterproof No
Install Location Installation next to your main controller highly recommended
Master Valve Supports master valve/pump relay
Warranty Full 1 year replacement against defects