Shopping Cart

Your cart is empty.

Your cart is empty.

Underhill Sprinkler Irrigation System, ICC2 Decoder Module Converter, 2Wire Controller Adapter, Lawn and Garden Watering Equipment, TW-ICC2-48, Black

5.0 Write Review
Free shipping on orders over $29.99

$490.99

$ 99 .00 $99.00

In Stock

1.Style:Decoder Converter


  • DECODER MODULE – Underhill Decoder Module converts irrigation controllers to 2Wire operation or into a Hybrid multi-wire and 2Wire combination for reduced wire usage on automatic sprinkler systems.
  • EASY TO INSTALL – Fast and easy to install into Hunter ICC2 module slot for lawn sprinkler systems. Use existing field wires or install new wires as needed.
  • COMPATIBILITY – Single module lets the Hunter ICC2 control up to 48 stations. No grounding required along the 2Wire path. Expand existing multi-wire systems without trenching back to the controller.
  • REDUCES WIRE USAGE – Reduce wire usage by converting to 2Wire operation. Easy to install and reduces wire usage. Maximize the use of the controller for your water sprinkler system.
  • PROFESSIONAL QUALITY – Designed for everyday use and made from premium quality materials. Irrigation tools ideal for professional applications or for home use.


The Underhill ICC2 decoder module offers the irrigation contractor of discriminating DIY'er the ability to convert the Hunter ICC2 (second generation) multi-wire controller into a 2Wire controller with up to 48 stations or, as a hybrid operating existing stations in a multi-wire application while adding new stations using 2Wire technology. With over 2000,000 field successes, Underhill 2Wire irrigation control systems are proven leader in controllors like the first generation Hunter ICC and now the ICC2 to the simplicity and low cost two wire technology. Installation is a breeze with our handy portable programmer (TW-ICC2-48), and after your system is in, you will enjoy reduced maintenance cost and unbelieveably easy system expansion.