Johnson Controls D-3062-3 Damper Actuator 30067439-890 What is the primary difference

What is the primary difference between the 669566R and the original 669566

For contractors troubleshooting intermittent power issues or upgrading legacy HVAC control systems

Proprietary Blade Pitch: Engineered to match the motor RPM and torque curves of Modine equipment for optimal HVAC airflow performance

significantly reducing labor time during service calls

this whole-house air cleaner filter provides a precise fit for cabinets requiring the MAH-1056B or 918737 specification

Johnson Controls D-3062-3 Damper Actuator 30067439-890 What is the primary difference8 13 PSI Spring Range, 2" Stroke, 5 32" or 1 4" OD Barbed Fitting Air connection, Pneumatic Piston Damper Actuator