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Precision Flow Control Solutions for Industrial Applications
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Fisher - Flow meters & LP Regulators
Fisher - Flow meters & LP Regulators

Fisher was founded in 1880 by William Fisher in Marshalltown, Iowa, with a vision to improve industrial process control through innovative valve design. Now a part of Emerson Electric Co., Fisher is globally recognized for its high-performance control valves, regulators, and instrumentation solutions. Fisher products are widely used across industries such as oil and gas, power generation, chemical processing, pulp and paper, and water treatment. Their solutions help regulate flow, pressure, temperature, and level in complex industrial processes, ensuring safety, reliability, and efficiency in critical operations.
Fisher, a trusted brand under Emerson, is renowned for its advanced process control solutions that enhance efficiency and safety in industrial operations. Among its wide range of offerings, Flow Meters and LP (low-pressure) Regulators stand out as top-performing product categories. Fisher Flow Meters provide precise and reliable measurement essential for controlling fluid dynamics in various industries, while their LP Regulators ensure safe and accurate pressure control in gas distribution systems.
We are dedicated to delivering Fisher’s advanced Precision Flow Control Solutions across the UK, Ireland, and internationally. Our services include comprehensive, door-to-door shipping with all duties and taxes covered, ensuring a smooth, hassle-free delivery to your site. Wherever you are in the UK or Ireland, we provide dependable solutions designed to protect your industrial assets and boost operational efficiency.
We operate fully registered companies in both the UK and Ireland (EU), enabling us to efficiently manage shipping to all European Union member countries and non-EU destinations. Our pricing includes door-to-door delivery with all duties and taxes covered, ensuring a seamless and hassle-free experience for our customers.
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At qinstrument, we are committed to offering the best price guaranteed on all our Test & Measurement Equipments.

At qinstrument, we are committed to offering worldwide shipping to meet your needs wherever you are.
Fisher Instruments Applications
Fisher’s advanced control solutions are essential in a wide range of industrial applications, providing precise regulation of flow, pressure, and temperature to ensure safe and efficient operations. Known for their durability and reliability, Fisher products such as Flow Meters and LP Regulators are widely used in industries like oil and gas, power generation, chemical processing, and water treatment, where maintaining process stability and performance is critical.
Overview
In the oil and gas industry, precise control of pressure, flow, and temperature is vital for safe, efficient, and cost-effective operations across upstream, midstream, and downstream processes. Fisher’s reliable control valves, regulators, and instrumentation provide critical performance in harsh environments, ensuring optimal flow control and process safety.
Key Applications:
- Wellhead & Pipeline Control: Regulating pressure and flow in wellheads and transmission pipelines to maintain safe and steady operation.
- Refining & Processing: Controlling temperature, pressure, and flow in separation, distillation, and treatment units for efficient refining.
- Gas Distribution: Ensuring precise regulation of gas pressure in distribution networks with high-performance LP and pressure regulators.
Overview
In the power generation industry, maintaining control over pressure, temperature, and flow is vital for ensuring plant safety, efficiency, and uptime. Fisher’s high-performance control valves, regulators, and instrumentation deliver precise and reliable process control, helping optimize operations in conventional and renewable power plants.
Key Applications:
- Boiler Control: Regulating steam and feedwater flow to maintain optimal pressure and temperature within boilers.
- Turbine Bypass Systems: Managing pressure and temperature during turbine startup, shutdown, and load changes for safe operation.
- Fuel Gas Control: Ensuring stable and efficient combustion by accurately regulating fuel gas supply to turbines and boilers.
- Cooling Water Systems: Controlling the flow of cooling water to maintain proper heat exchange and prevent overheating of equipment.
Overview
In the chemical processing industry, precise control of flow, pressure, and temperature is critical to maintaining safety, efficiency, and product consistency. Fisher’s advanced control valves and regulators offer dependable performance in harsh chemical environments, ensuring reliable process automation and control.
Key Applications:
- Reactor Control: Regulating flow and pressure of reactants to maintain optimal reaction conditions and product quality.
- Steam and Utility Management: Controlling steam distribution and utility flows to support various chemical production processes.
- Safety Relief Systems: Ensuring overpressure protection and process safety through precise pressure regulation and emergency shutoff systems.
Overview
In the water and wastewater industry, accurate control of flow, pressure, and level is essential for efficient treatment processes and environmental compliance. Fisher’s control solutions provide reliable and durable performance for managing fluid movement and pressure in both clean water distribution and wastewater treatment facilities.
Key Applications:
- Flow Control: Regulating the flow of water and chemicals in treatment processes to ensure system balance and efficiency.
- Pressure Regulation: Maintaining consistent pressure in distribution networks and treatment plants to protect equipment and ensure optimal performance.
- Level Management: Controlling water levels in tanks, reservoirs, and basins to support continuous and safe operation.
Overview
In the pulp and paper industry, maintaining precise control of pressure, flow, and steam is essential for ensuring consistent product quality and operational efficiency. Fisher’s control valves and regulators are engineered to withstand harsh process conditions, delivering reliable performance and long service life in critical applications across paper production and chemical recovery processes.
Key Applications:
- Steam Control: Managing steam flow and pressure in digesters, paper machines, and drying sections to ensure optimal heat transfer and energy efficiency.
- Chemical Recovery: Regulating flow and pressure in recovery boilers and evaporators to support safe and efficient chemical reuse.
- Pulp Washing and Bleaching: Providing accurate control of liquids and chemicals to maintain product consistency and meet environmental standards.
Overview
In the pharmaceutical and life sciences industry, precise control of pressure, flow, and temperature is vital for maintaining product integrity, process efficiency, and regulatory compliance. Fisher’s reliable control valves and regulators are designed to meet the strict requirements of hygienic and sterile applications, ensuring consistent performance in critical manufacturing processes.
Key Applications:
- Sterile Fluid Control: Regulating flow and pressure in clean-in-place (CIP) and steam-in-place (SIP) systems to maintain sterile conditions.
- Batch Processing: Providing accurate control in batch reactors for consistent formulation and quality assurance.
- Utility Systems: Ensuring efficient and safe delivery of steam, air, and water in support systems throughout pharmaceutical facilities.

At qinstrument, we are committed to offering the Genuine Test & Measurement Equipments.
Fisher Available Product Part Numbers with Categories
Flow Meters
Fisher R622H First-Stage Regulator |
Fisher R232 Integral Two-Stage Regulators |
Fisher HSRL LP-Gas Pressure Regulator |
Fisher R122H First-Stage Regulator |
Fisher R222 Second-Stage Regulator |
Fisher R130 Changeover Manifold Assembly |
Fisher 749B Changeover Manifold Assembly |
Fisher 912 Series LP-Gas Pressure Regulator |
Fisher 67C Series High-Pressure LP-Gas Regulators |
Fisher 64 Series High-Pressure LP-Gas Regulators |
Fisher R632 Integral Two-Stage Regulators |
Fisher R600 Series Second-Stage Regulators |
Fisher R222H First-Stage Regulator |
Fisher R642E Second-Stage Regulator |
Fisher R122 Second-Stage Regulator |
Fisher R622E First-Stage Regulator |
Fisher R232A Integral Two-Stage Regulator |
Fisher R632A Integral Two-Stage Regulator |
Fisher CS400 Series Pressure Regulators |
Fisher CSB400 Series Compact Regulators |
Fisher R930 High-Pressure Regulator |
Fisher R652 High-Pressure Regulator |
Fisher FL Series (for large capacity industrial LP-gas systems) |
LP Regulators
Fisher 627 Series Pressure Reducing Regulator |
Fisher CS200 Pressure Reducing Regulator |
Fisher CS800 Pressure Reducing Regulator |
Fisher CS400 Pressure Reducing Regulator |
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Why Choose Qinstrument?
Best Prices Guaranteed: We offer the best prices online for a wide range of Fisher Precision Flow Control Solutions for Industrial Applications ensuring you get top-quality products at unbeatable value.
Efficient Lead Times: While some Fisher instruments may have specific lead times, we strive to reduce them as much as possible. Our dedicated team ensures transparent communication regarding product availability and delivery schedules, keeping you well-informed at every step so you can plan your operations with confidence and avoid any unexpected delays.
Worldwide Shipping: Whether you’re located in the UK, Ireland (EU) or internationally, our extensive shipping network guarantees fast and reliable delivery of Fisher Instruments. We offer door-to-door service, covering all duties and taxes, so your equipment arrives hassle-free, no matter where you are. With a focus on efficient logistics, we ensure timely shipments to meet your operational needs.


About Qinstrument
Qinstrument provides top-tier test and measurement solutions from renowned brands like Bently Nevada, Druck, Fluke, Rosemount, Emerson, Net Safety, Teledyne FLIR, and Panametrics. We serve the UK and EU, offering hassle-free delivery without any additional taxes or duties, ensuring seamless service across all regions.