Maxitrol 210J-4 4" Flanged Gas Pressure Regulator 50 Million BTU

The Maxitrol 210J-4 is a heavy-duty industrial gas pressure regulator designed for large-scale commercial and industrial applications. This lock-up type regulator features a balanced valve design that maintains steady outlet pressure control even with widely varying inlet pressures, making it ideal for demanding environments requiring precise gas flow regulation.

Key Features:

• 4-inch 125 lb. flange connection for secure, high-capacity installation
• 50 million BTU/hr capacity for single appliance applications
• Maximum inlet pressure of 10 PSI with emergency exposure limit of 25 PSI
• Outlet pressure range of 3-8 inches water column
• Cast iron and steel construction for exceptional durability
• Aluminum housing reinforced with webs for maximum strength
• Integrated dampening mechanism reduces hunting tendencies and improves regulating stability
• Minimum regulation of 100 CFH
• 3/4-inch NPT vertical vent tapping
• Four convenient tap locations available for downstream sensing and pressure measurement
• Operates in ambient temperatures from -40°F to 200°F

Applications: Gas-fired boilers, steam generators, industrial furnaces, ovens, and other large-scale commercial heating systems.

What's Included: Comes standard with 3-6 inch water column spring. Compatible with R13110 spring for pressure range adjustments.

Gas Compatibility: Suitable for natural gas, manufactured gas, mixed gases, liquefied petroleum gases (LPG), and LP gas-air mixtures.

Important: Must be mounted in upright position only. Single appliance use only. Installation must comply with Maxitrol Safety Warning Instructions.