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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Compatible with A2 and A3 Series Apex Controllers
The aF4 operates as a stand-alone piece of equipment
35mm Diameter
the controller runs completely silent
- 6 feet of supply tube
HYDROS Water Level Sensor free shipping only Compatible with A2 and A3The HYDROS Water Level Sensor is an optical sensor you can use for a variety of aquarium applications, such as sensing when your tank needs to be topped off or to detect when a dosing container needs a refill. It plugs into any Sense Port on a HYDROS device (like the Control XS, X2, X4, etc.) and does not require any additional power source. The HYDROS Water Level Sensor contains no moving parts that can fail. Its extremely tiny: its a little over a
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