VK503 K16.8 ESFR Pendent Sprinkler

Control high-challenge fires in commercial and industrial warehouses with the Viking VK503 K16.8 ESFR Pendent Sprinkler. Designed for overhead installation in wet pipe fire suppression systems, this specialized device deploys early suppression fast response technology to suppress fires at their earliest stages and minimize property damage.

This sprinkler satisfies compliance requirements under NFPA 13 standards for ESFR sprinklers, ensuring adherence to strict life safety codes. It supports InstaSeal® technology compatibility through Torque-Assist caps to deliver tighter sealing integrity, lower leak risks, and reduced maintenance downtime.

Key Features & Construction

• K-Factor 16.8 (242 Metric): Delivers a powerful water flow rate optimized for rapid fire suppression.
• ESFR Technology: Utilizes a hemispheric deflector to produce high-momentum water droplets that quickly suppress fires and reduce heat release.
• Durable Metal Construction: Fabricated from corrosion-resistant, high-quality metals for long-term reliability in demanding industrial environments.
• Pendent Design: Engineered for overhead installation to provide broad water coverage directly above protected areas.
• InstaSeal® Technology: Includes Torque-Assist caps that enhance sealing integrity and simplify maintenance.

Technical Specifications & Compliance

Select Viking sprinklers are compatible with revolutionary InstaSeal® technology through the addition of new Torque-Assist caps. Make sure to look for the compatibility icon to ensure the correct sprinklers are being ordered for a job requiring InstaSeal technology.

Always verify local Authority Having Jurisdiction (AHJ) requirements and consult manufacturer technical data sheets before beginning installation.

Documentation: Download Manufacturer Technical Data & Cut Sheet (PDF)