Fixed Ratio Stability: Eliminates the drift often found in adjustable sheaves

Key Benefits High BTU Capacity: Rated for 2

As a direct replacement for 1183526

Precise Pressure Regulation: The balanced poppet design maintains a stable set point pressure despite fluctuating primary air supply

It is designed to replace several legacy part numbers while maintaining the same 1" bore and mounting footprint

Belimo NMCB24-SR Motor Actuator 30067439-890 Fixed Ratio Stability: Eliminates theThe Belimo NMCB24 SR is a high torque rotary actuator designed for precise control in HVAC applications requiring 90 in lb torque. Operating on a 24VAC DC power supply, this unit utilizes a 2 10 VDC modulating control signal to provide proportional positioning for dampers and valve assemblies. Built with a brushless DC motor, the NMCB24 SR ensures consistent electronic stall protection across its full 95 degree rotation, eliminating the need for