This sensor plugs into your FMM and, using reflected infrared light, will signal your Apex when it changes state from being wet to dry or dry to wet. This sensor can be used for constructing your own ATO (auto-top-off), as a high-level warning sensor in...

This 24VDC powered, normally-closed (NC), solenoid valve has push-fit tubing input and outputs designed for standard 1/4″ tubing. The electrical connection on this solenoid valve fits the DC24 accessory ports found on the FMM, 1Link, and Energy Bar...

5 US Gallons - High-density polyethylene construction withstands temperatures up to 180°F.

Usually used with aquarium accessories like RODI inputs, calcium reactor feed lines etc., this flow sensor can be placed in line with the flow on 1/4″ tubing, connected to the FMM, and communicate to your Apex the flow rate of water...

Float valves are used to shut off RODI water when a certian level is reached.

IceCap Magnetic Mount Float Valve comes with universal tubing retainer and tubing

5 US Gallons - High-density polyethylene construction withstands temperatures up to 180°F. Choose the options you need, some you might have so they are optional.

Never Overflow Your Reservoir Again The IceCap Adjustable RO Float Valve is an essential fail-safe for any hobbyist using a Reverse Osmosis (RO) or RO/DI system. Designed to prevent floods and water waste, this simple yet effective component...

Stop the Floods. Start the Convenience. Making RO or RO/DI water for your aquarium is a time-consuming necessity, but forgetting to turn it off shouldn't cost you a flooded floor. The AutoAqua Smart ASOV is the ultimate "Flood Guardian," an intelligent...