Johnson Controls DMPR-RS311 Fusible Link Built from high-grade neoprene

Built from high-grade neoprene

depending on the tubing material and conditions

Can I use a universal plastic blade instead

Verify the motor shaft diameter and existing blade dimensions to ensure seamless field installation

This HVAC flare adapter is essential for technicians managing refrigerant line connections where a secure mechanical seal is required without the need for brazing

Johnson Controls DMPR-RS311 Fusible Link Built from high-grade neopreneAs a direct replacement for the legacy DMPR RS201, the Johnson Controls DMPR RS311 is a critical fire safety component engineered specifically for FD 1300 Series dynamic multi blade fire dampers. This 165 degree fusible link is designed to provide thermal triggered closure in high velocity HVAC systems, ensuring compliance with UL 555 and NFPA 90A standards. The DMPR RS311 functions as a mechanical release; once ambient temperatures reach 165F (74C),