KMC Controls MCP-1030-3111 Actuator Refrigerant While the physical footprint may

While the physical footprint may vary slightly from units produced decades ago

Can this replace older 221455A/U models

provided the line size matches the 3/4" OD specification

using this HVAC pressure switch ensures compatibility with existing wiring harnesses and mounting brackets

Can I use an adjustable pressure switch instead of this OEM part

KMC Controls MCP-1030-3111 Actuator Refrigerant While the physical footprint mayThe 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