Maxitrol M611-1" Modulator Valve

The Maxitrol M611-1 Modulator Valve is a precision device designed for direct-fired (negative pressure) burner systems. With a nominal size of 1 inch and female threaded end connections (x female threaded), this valve fits compact installations thanks to an end-to-end distance of 4 inches.

Operating from -40 to 125°F, it supports a 1/2 psi inlet and a 2.5 psi emergency exposure limit, with a 7 inch WC outlet. This UL/CSA approved valve is compatible with natural gas, mixed gas, liquefied petroleum gas, and LP gas-air mixtures. A 1/8 inch threaded vent pipe connection, a 6.2 inch swing radius, and overall dimensions of 3.9 inches wide by 7.7 inches tall round out its rugged, field-ready profile.

• Nominal size: 1 inch
• End connections: female threaded x female threaded
• Temperature rating: -40 to 125°F
• Pressure ratings: 1/2 psi inlet, 2.5 psi emergency, 7 in WC outlet
• Application: direct-fired (negative pressure) burner
• Standards & gas types: UL/CSA; natural gas, mixed gas, LPG and LP gas air mixtures
• Physical specs: vent pipe 1/8" threaded; swing radius 6.2"; size 3.9"W x 7.7"H