Marshall Excelsior Excess Flow Transfer Valve 3/4" MNPT x 3/4" FNPT - 22 GPM - Steel

The Marshall Excelsior ME449 Series Excess Flow Transfer Valve is designed for safe and efficient liquid or vapor transfer from storage containers. This valve is ideal for both permanent and temporary applications, including emergency evacuations and container relocations.

Key features include:

• Material: Ductile Iron, rated for LP-Gas & NH3
• Connections: 3/4" MNPT inlet x 3/4" FNPT outlet
• Flow Rate: 22 GPM (83.28 L/min)
• Pressure Rating: Up to 400 PSI (27.58 bar)
• Temperature Range: -40°F to 150°F (-40°C to 65.56°C)
• Design: Double O-ring stem seal for leak-free operation, double lead stem thread for quick operation
• Compliance: Meets UL 125 – Flow Control Valves requirements

This valve can be directly installed for full-time use in liquid or vapor ports of storage containers when configured with an integral excess flow check. It is also suitable for in-line use and various other applications.

Specifications:

• Inlet Connection: 3/4" MNPT
• Outlet Connection: 3/4" FNPT
• Flow Rate: 22 GPM (83.28 L/min)
• Pressure Rating: Up to 400 PSI (27.58 bar)
• Temperature Range: -40°F to 150°F (-40°C to 65.56°C)
• Material: Ductile Iron

Applications:

• Permanent installation in storage containers
• Temporary liquid withdrawal for emergency evacuations
• In-line flow control

Features:

• Double O-ring stem seal for leak-free operation
• Double lead stem thread for quick and efficient operation
• Suitable for LP-Gas & NH3 applications
• Meets UL 125 – Flow Control Valves requirements