Maxon 250CMA11BA11BB22A0 2.5" Flanged Gas Safety Shutoff Valve 115V

The Maxon 250CMA11BA11BB22A0 is a normally closed electromechanical safety shut-off valve designed for natural gas service with automatic reset functionality. This industrial-grade valve provides reliable fuel control for commercial and industrial combustion applications.

Key Features:

• 2-1/2 inch (DN65) valve size with ANSI flanged connection
• CP (Close Port) flow capacity with Cv rating of 304
• 115 VAC/60 Hz actuator motor with 6-second motor timing
• Two proof-of-open switches (VOS2) and two proof-of-closure switches (VCS2)
• NEMA 4 rated enclosure for general purpose applications
• Maximum operating pressure differential of 50 PSIG
• Right top assembly position configuration

Construction:

• Durable cast iron body with internal trim package 1
• 400 stainless steel seat with hardened ductile iron disc
• PEEK follower ring for long-lasting performance
• Buna N O-rings and bumper for reliable sealing

This valve features powerful spring-loaded closure in under one second upon power interruption, ensuring safe shut-off in emergency situations. The electromechanical design with metal-to-metal seating provides dependable operation even with corrosive fuels, making it ideal for industrial boilers, burners, and process heating systems.