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Tamper Resistance: The concealed range adjustment screw ensures settings remain exactly where the technician set them
While the physical footprint may vary slightly from units produced decades ago
using this HVAC pressure switch ensures compatibility with existing wiring harnesses and mounting brackets
Can this replace older 221455A/U models
60-130V Dropout
KMC Controls MCP-1030-3111 Actuator Refrigerant Tamper Resistance: The concealed rangeThe KMC Controls MCP 1030 3111 is a heavy duty pneumatic damper actuator engineered as a direct replacement for MCP 0303. This Series 3 actuator is designed to provide precise positioning of automatic air dampers in high demand HVAC systems, supporting both gradual and two position applications. Operating within a 5 10# spring range (PSI) and featuring a 3 inch stroke, this unit ensures reliable airflow modulation in air handling units and ventilation
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