Maxitrol 325-3L-1/2 Line Pressure Regulator

Line Pressure Regulator for gas lines, the Maxitrol 325-3L-1/2 Line Pressure Regulator delivers precise pressure control for natural gas, LP gas, and gas-air mixtures in residential, commercial, and industrial systems. With an aluminum body and a 1/2 inch nominal size, this regulator fits compactly with an end-to-end distance of 4.2 inches and a 3-inch swing radius for flexible mounting and reliable operation across harsh environments.

This gas regulator supports a wide range of operating conditions: inlet pressures of 1–2 PSI and a regulated outlet of 7–11 inches water column, plus an emergency exposure limit of 65 PSI. It includes an overpressure protection device and is suitable for natural gas, mixed gas, LP gas, and LP gas air mixtures. Certified to CSA (Canada/US) and ANSI Z21.18/CSA 6.3 standards, it is ideal for residential, commercial, and industrial gas systems.

• Nominal size: 1/2 inch; end connections: female threaded x female threaded
• Inlet/Outlet pressures: 1–2 PSI inlet; 7–11 in WC outlet
• Emergency limit: 65 PSI
• Material: aluminum body for light weight and durability
• Protection: overpressure protection device
• Dimensions: end-to-end 4.2", height 3.5", swing radius 3"
• Capacity: 140,000 BTU/hour load rating; 250,000 BTU/hour capacity
• Gas compatibility: natural gas, mixed gas, LPG and LPG-air mixtures