Fisher 133L-4 2″ NPT Iron Gas Pressure Regulator 8.5-18″ WC

Fisher 133L-4 Gas Pressure Regulator Overview

The Fisher 133L-4 is a rugged, iron-body gas pressure regulator engineered for dependable pressure control in commercial and industrial gas distribution systems. With a 2″ NPT connection and an outlet pressure range of 8.5–18″ W.C. (inches water column), this regulator delivers consistent downstream pressure performance across a wide range of gas supply applications.

Key Features

• 2″ NPT inlet/outlet connections for straightforward in-line installation
• Iron body construction for durability in demanding gas service environments
• Outlet pressure range: 8.5–18″ W.C. for versatile pressure setting flexibility
• Designed for natural gas and compatible fuel gas applications
• Fisher-engineered precision for reliable, long-term pressure regulation

Specifications

• SKU: 133L-4
• Brand: Fisher
• Connection Size: 2″ NPT
• Body Material: Iron
• Outlet Pressure Range: 8.5–18″ W.C.

Applications

• Commercial and industrial gas pressure regulation
• Gas distribution and supply systems
• Downstream pressure control in gas train assemblies
• HVAC and heating equipment gas supply lines