GroStar GS4-E replacement pH/EC combo electrode Controllers Hanging Bars: 3 (+1 Extra)

Hanging Bars: 3 (+1 Extra)

Choose Pre-Oct 2020 AQUAvalve for older Systems running 1/4″ and 1/2”-1/4″ fittings

Reapply the bubble solution or soapy water to the connections that were adjusted

80%RH Control accuracy of sensor ±20rpm

temperatures

GroStar GS4-E replacement pH/EC combo electrode Controllers Hanging Bars: 3 (+1 Extra)Description Product Details: AI58040 GroStar GS4 E replacement pH EC combo electrode Measures pH, conductivity (EC and PPM) and temperature Combo probe built with lithium glass membrane and titanium alloy to ensure high accuracy and durability Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance double junction structure uses blue gel electrolyte without the air bubble 1 year warranty Specifications