The Viking 375ASTDA 2" Reduced Pressure Detector Assembly is a precision-engineered backflow prevention device designed for commercial and industrial fire protection systems. It offers accurate pressure monitoring and contamination prevention, ensuring water quality and system reliability in sprinkler setups.

• Durable Construction: Crafted from corrosion-resistant, precision-cast materials with stainless steel springs and high-grade elastomeric seals to endure challenging fire protection environments.
• Regulatory Compliance: UL 312 certified, FM approved, and compliant with NFPA 13 and NFPA 25, guaranteeing adherence to strict fire safety and plumbing standards.
• Pressure and Temperature Range: Operates effectively under pressures up to 175 PSI and temperatures ranging from 33°F to 140°F, suitable for diverse HVAC and fire suppression applications.
• Connection Options: Equipped with ANSI-standard flanged or grooved end connections for easy installation and seamless integration with existing sprinkler piping.
• Versatile System Compatibility: Compatible with wet, dry, pre-action, and deluge sprinkler systems, supporting flexible fire protection strategies.
• Continuous Pressure Monitoring: Features an integrated pressure differential detection system that provides early warnings of potential backflow, enhancing safety oversight.
• Reduced Pressure Zone Technology: Maintains a reduced pressure zone to prevent back-siphonage and backpressure contamination, actively protecting potable water supplies.
• Low Maintenance Design: Corrosion-resistant components reduce maintenance needs and lifecycle costs, promoting consistent, dependable operation.

This detector assembly addresses critical backflow prevention challenges in complex fire sprinkler systems, making it an essential choice for fire protection professionals. By ensuring continuous pressure monitoring and compliance with fire safety codes, it helps avoid contamination risks, supports system integrity, and simplifies installation or upgrade projects. The Viking 375ASTDA enhances fire safety performance in commercial and industrial settings by safeguarding water quality, reducing maintenance demands, and providing reliable protection for both facilities and occupants.