The iGrow 800 from Link4 comes equipped with 8 outputs (expandable to 32) to help you track and record your energy use...

The iGrow 800 from Link4 comes equipped with 8 outputs (expandable to 32) to help you track and record your energy use...
The iOptimzer is a Variable Frequency controller that is used with our controllers to regulate air flow on fans or the...
Link4’s new Sapphire commercial irrigation controller can be programmed for mist, flood, drip or standard irrigation...
At Link4, we take pride in providing our valued customers with the best customer support in the industry. Our first...
The iOptimzer is a Variable Frequency controller that is used with our controllers to regulate air flow on fans or the...
Link4 is proud to be an American based company. Our sales, technical support, shipping, production, and engineer teams...
Innovation is one of the core foundations of Link4. Our dedicated staff of engineers and programmers work constantly...
With Link4’s Cloud, you the grower can have peace knowing that your investment is safeguarded against undesirable...
The days of searching through notebook after notebook to find a single data entry are over! There are several...
If you want to combine your liquid feed program with your irrigation cycle, the Sapphire controller is the perfect...