TWL Underhill 2022 Brochure
The 2022 brochure is the latest published, see the News section for newer products.
RM2 Rainmaker Irrigation Controller
RM-2 Rainmaker irrigation controller – internet based 2 wire decoder system for agriculture irrigation, large scale city watering, golf course irrigation
TW3 Controller
An overview of the Tonick TW-3 irrigation controller. Works with 127 Tonick 2Wire, 99 Toro/Trident 3 wire and 95 Gemini 2 wire decoders.
TW3 Controller Remote Control
A method of remotely controlling the TW-3 irrigation controller using a mobile phone (USA cellphone), (FR portable), (ES movil).
TW3 Operation and Installation Manual
This describes how to intall and program the TW-3 Irrigation Controller to work with Tonick 2Wire, Toro SC3000/Trident and Gemini decoders.