Functional Devices RIBTW2401B-BC Controller Els PW 17895 this filter helps maintain the

this filter helps maintain the factory-standard air-to-fuel ratio essential for clean combustion and thermal efficiency

This is the primary component for technicians seeking to restore factory-spec HVAC combustion efficiency and system reliability in Weil-McLain LGB boilers

Standardized Calibration: The pre-printed scale matches the standard 60-90 degree operating range for simplified facility management

clogged condensate traps causing overflow stress

and millivolt output are identical for field replacement

Functional Devices RIBTW2401B-BC Controller Els PW 17895 this filter helps maintain theThe Functional Devices RIBTW2401B BC is a high performance BACnet MS TP network relay designed for seamless integration into building automation systems (BAS). This 24 120V SPDT I O controller enables contractors to add control points without the overhead of a dedicated multi output controller. It features one 20 Amp SPDT relay output and one binary dry contact input, allowing for efficient communication of field conditionsrelying on a 16 inch 600V