3 Quart Expansion Bottle With Fluid Level Sensor - MSE-063-200

The 3 Quart Expansion Bottle With Fluid Level Sensor is a direct replacement used in Aqua-Hot 250 Series hydronic heating systems to maintain proper coolant levels and monitor antifreeze fluid status. This assembly serves as both an expansion reservoir and a safety monitoring point for system operation. Important Information Integrated Fluid Level Sensor – Includes a built-in sensor that detects low antifreeze levels and alerts the system or dash indicator. Maintains Proper System Pressure – Allows for expansion and contraction of heated antifreeze, preventing overpressure or fluid loss.. Genuine OEM Replacement – Designed for perfect compatibility and optimal performance in Aqua-Hot heating systems. Compatible Models Aqua-Hot AHE-125-DN1 AHE-125-DN2 AHE-125-GN1 AHE-250-D01 AHE-250-D02 AHE-250-D03 AHE-250-P01 Help Me Find My Model Number