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Designed for hot water
Designed for longevity and repeatable performance
Optimized Airflow: The 25-degree pitch is calibrated for maximum CFM delivery while minimizing motor amp draw
which is specifically designed to handle moisture
Armstrong International A21191 Electrode Set R-410A Designed for hot waterThe Armstrong International A21191 Electrode Set is a critical OEM replacement part designed for high precision water level monitoring in industrial and commercial humidification systems. This authentic water level electrode set of 3 is specifically engineered for compatibility with the Armstrong HumidiClean HC Series (including models HC 4100, 4145, 4300, and 4500) and GFH Series humidifiers. By utilizing advanced conductivity sensing technology,
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