Johnson Controls D-3246-2 Damper Actuator Refrigerant The included PLUS II hoses

The included PLUS II hoses are rated for high-pressure refrigerants like R-410A

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Universal Compatibility: Serves as a reliable replacement for Robertshaw R77-22 and Carrier HK08ZZ041 components in legacy pneumatic systems

As a direct OEM HVAC replacement part

eliminating bracket modification or lead-wire splicing

Johnson Controls D-3246-2 Damper Actuator Refrigerant The included PLUS II hosesThe Johnson Controls D 3246 2 is a heavy duty pneumatic damper actuator engineered for precise control of large dampers in commercial HVAC systems. This swivel mounted piston style actuator features a 6 inch stroke and a 23. 4 square inch effective diaphragm area, delivering reliable linear motion within an 8 13 psi spring range. To ensure high accuracy positioning especially in high velocity airflow or high friction applications, this model includes