Ansul 55604

1 1/4-Inch Mechanical Gas Valve with Integrated Actuation Assembly

The Ansul 55604 is a precision-engineered natural and LP gas shut-off valve designed to automatically cease gas flow to cooking appliances upon fire suppression system activation, a critical safety feature in commercial kitchen fire protection systems.

Key Features

• Automatic gas shut-off triggered by regulated release assembly
• Compatible with natural gas and LP (propane) applications
• Integrated air cylinder and tubing for direct system connection
• Mechanical actuation design with no electrical components
• 1 1/4-inch NPT pipe thread connection
• Reliable operation in high-temperature kitchen environments

Technical Specifications

• Port size: 1 1/4 inch NPT
• Maximum operating pressure: 10 psi
• Gas compatibility: Natural gas and LP gas
• Actuation method: Mechanical (pressure-driven from release assembly)
• Included components: Valve body, air cylinder, tubing, and fittings
• Applications: Ansul R-101 and R-102 kitchen fire suppression systems

Certifications

• UL listed for commercial kitchen hood systems
• Complies with NFPA 96 requirements for kitchen fire suppression
• Approved for use with commercial cooking equipment