Johnson Controls HE-68N3-1N00WS Humidity Transmitter Refrigerant this wheel provides the exact

this wheel provides the exact static pressure needed to purge the heat exchanger and satisfy HVAC pressure switch requirements

Optimized System Efficiency: Recalibrates blower motor timing to ensure peak airflow and consistent heat exchanger temperature management

engineered specifically to maintain precise airflow across the heat exchanger or evaporator coil

Reliable Switching: SPST Open High logic ensures fail-safe operation in standard heating and ventilating applications

Johnson Controls HE-68N3-1N00WS Humidity Transmitter Refrigerant this wheel provides the exactThe Johnson Controls HE 68N3 1N00WS is a professional grade wall mount humidity transmitter engineered for precise atmospheric monitoring in commercial HVAC systems. This unit features a high accuracy 3% humidity sensor integrated with a 1000 Ohm thin film nickel temperature sensing element, providing reliable dual mode feedback for environmental controllers. Designed for versatility in the field, it accepts a wide input range of 14 to 30 Vdc or 20 to