Active Air Fan Speed Adjuster commercial-lighting-fixtures Expanded 4-digit dual-line display shows

Expanded 4-digit dual-line display shows pH and temperature readings simultaneously

aeroponic or simply in soil

The different scales can be selected through two keys on the front panel and two separate LEDs indicate which parameter is being tested

• Suitable for airstream temperatures up to 140°F (60°C)

These boards are supplied without an enclosure since we assume a qualified electrician is going to be putting this inside a panelboard

Active Air Fan Speed Adjuster commercial-lighting-fixtures Expanded 4-digit dual-line display showsHydrofarm's Fan Speed Adjuster was designed especially for centrifugal fans. This means it will help prevent damage to fan motors, ensuring longer life. (Meant for use with brushless motors, and all Hydrofarm inline fans, not booster fans) It will correctly and precisely adjust the speed of centrifugal fans. These controllers are more sensitive than any on the market, and are compact and built to last. Features Internal electronic auto resetting