this Type S coupler flange features a 1-1/4 inch finished bore with a standard 1/4" x 1/8" keyway

While the setpoint range goes up to 95

This board features advanced electronic circuitry to ensure precise flame sensing and timing

This 3-blade fan assembly utilizes a 1/2-inch bore designed for discharge-side mounting

facilitating straightforward installation and integration into existing pneumatic control systems without the need for complex recalibration in most standard heating and cooling applications

Johnson Controls VA-8020-1 Actuator Els PW 29614 this Type S coupler flangeThe Johnson Controls VA 8020 1 Actuator is a synchronous, motor driven terminal unit actuator designed for floating incremental control in HVAC systems. Built for 1 2 inch and 3 4 inch valves, this non spring return actuator delivers a consistent 22 lb shutoff force, ensuring tight close off on unit vents and baseboard heating applications. With a 24 VAC input and a 250 Ohm input impedance, it integrates seamlessly with 3 wire control circuits. The