Norriseal - A Dover Company
Valve & Control Solutions
Norriseal has been a leading supplier of valve and control solutions for more than four decades. Renowned for innovative design and precision manufacturing, their products are used worldwide in a broad range of industries, including oil and gas production and transmission, refining, petrochemical/chemical processing, marine, power generation, pulp and paper, food and beverage, high-pressure HVAC, steel manufacturing, and many other applications.
Liquid Level Switches
The Norriseal Series 1005E is a float-actuated electric level switch designed for rugged use (2,000 psig maximum working pressure at 220°F/104°C) as a high- or low-level alarm.
Liquid Level Gauges
The Norriseal Series 1200 Magnetic Gauge is an accurate, low-maintenance alternative to sight glasses. The robust design is ideal for high-temperature, high-pressure and corrosive applications. Easy to install and virtually eliminates the need for extra piping.
Norriseal is an ISO 9001-certified manufacturer of level, pressure and temperature control products, control valves, butterfly valves, check valves and regulators.
The Norriseal Series 7100 Flo-Lift® Piston Check Valve is a non-slam piston check valve designed for positive prevention of backflow in gas, air or liquid systems. Optional reduced port trims are available for low-flow applications.
The Norriseal Series 6300 Heavy Duty/High Pressure is a spring-loaded, self-contained, pressure-reducing regulator reggedly constructed to endure the most demanding environments. It is commonly used for a first-stage pressure reduction on process equipment.
Liquid Level Controllers
The Norriseal Series 1001 are reliable and economical pneumatic liquid level controllers with no-bleed, force-balance operation. They are available with patented Envirosave™ snap pilot to prevent fugitive emissions and reduce bleeding of valuable gases.
The Norriseal Series R200 are unique, angle-disc butterfly valves available in both resilient-seated and metal-lined designs. They feature bi-directional positive shutoff to 200 psig working pressure. The angle disc provides a 360° uninterrupted differential sealing surface.
The Norriseal Series 2023A "No Freeze" Control Valve is ideal for use as a high-pressure liquid dump valve for separators and other process vessels. The valve body is designed for constant trim immersion in vessel fluid.