Pressuretrol Controller L404 Series With Snap Acting Switches For Steam, Air, And Noncorrosive Fluids, Adjustable Differential, Easy Top Screw Adjustments, 1/4 Inch NPT Internal Mount, Pro Grade Industrial Control Solution

Pressuretrol L404 Controller with Snap-Acting Switches
✔️ 1/4 in NPT internal mount, adjustable differential, steam/air

This Pressuretrol Controller is a pro-grade industrial control solution designed for steam, air, and noncorrosive fluids. It provides automatic pressure limit protection and uses snap-acting switches to quickly respond to pressure changes, making it ideal for boiler rooms and processing lines where precise pressure control matters.

✅ Snap-acting switches to open or close circuits on pressure rise
✅ Adjustable differential via top-screw adjustments
✅ 1/4 inch NPT internal mount or surface-mount through base
✅ Suitable for steam, air, and noncorrosive fluids, up to 300 psi (2068 kPa)

💡 What is a pressuretrol controller used for in steam and air systems?

Used to automatically regulate and limit pressure in steam, air, and noncorrosive fluids. - pressure control for boilers and processing lines - automatic limit protection up to 300 psi (2068 kPa) - snap-acting switches for quick shutdown triggering - top-screw differential adjustment for precise control ✝️