Maxon 075SMA11AA11BB22A0 3/4" Electromechanical Gas Safety Shutoff Valve 115V

The Maxon 075SMA11AA11BB22A0 is a 3/4 inch electromechanical safety shutoff valve designed for natural gas applications in commercial and industrial burner systems. This normally closed, automatic reset valve provides reliable fuel shutoff protection with integrated proof-of-closure and proof-of-open monitoring.

Key Features:

• 3/4" NPT threaded connections for easy installation
• 115V/60Hz actuator motor with 6-second timing
• NEMA 4 rated enclosure for general purpose applications
• Cast iron body with Buna N O-rings and bumper for durability
• VOS-2/VCS-2 proof-of-open and proof-of-closure switches
• Normally closed operation with automatic reset
• Maximum operating pressure differential: 125 PSIG
• Cv rating of 19 for optimal flow capacity
• Right top assembly position

Part of the Honeywell Maxon 5000 Series, this valve meets stringent safety standards for fuel train applications. The electromechanical design ensures positive shutoff during flame failure or system shutdown conditions, while the dual switches provide feedback to burner management systems for enhanced safety monitoring.