Custom Flowmeter Manufacturing
Key Instruments offers precision machined acrylic flow meters, molded plastic flow meters, glass tube flow meters, electronic flow meters, and flow control valves, for medical, industrial, chemical, and laboratory applications.

Custom Flowmeters
Key Instruments manufactures custom variable area rotatmeters , various electronic products , calibration kits , sight-flow indicators , flow control valves , and accessories as part of a complete flow instrumentation system solution.

Design Engineering for Flowmeters
at Key Instruments
Key Instruments, a preferred flow meter manufacturer, custom designs flow meters to accurately measure the flow of liquids and gases for diverse applications. The varied properties of different fluids as well as the overall installation needs make it necessary to select a specific type of flowmeter for high-quality, high-performance results.

Innovative Flow Measurement Solutions
Key Instruments, a global preferred flow meters manufacturer, works directly with customers in medical, laboratory, industrial, chemical, and commercial fields to assess their flow measurement needs and determine optimized flow measurement solutions.

Rapid Prototyping of Flowmeters
at Key Instruments
Key Instruments offers rapid prototyping services. As a top-notch flow meter manufacturer, we employ skilled design engineers who seek to integrate precise, reliable, and low cost flow solutions into various subsystems and pneumatic assemblies.

Flow Meter Manufacturing at Key Instruments
For many years Key Instruments, a preferred flow meter manufacturer, has been creating and developing high quality flow meters for diverse market segments. We manufacture each precision flowmeter to handle liquids and gases of different viscosities and chemical compatibilities, as well as extreme temperature and pressure.

Cost Reductions in K.I.'s Flow Meter Manufacturing
Key Instruments adheres to a design process that allows for ease in our manufacturing process. The advantages of these processes are to optimize manufacturing process that will enable us to offer you the highest quality flow meter possible at an extremely competitive price.

Quality Workmanship in K.I.'s Flow Meter Manufacturing
It is our mission at Key Instruments to produce and deliver flow instrumentation products and services that consistently conform to, or exceed customer requirements. We are committed to quality workmanship from early analysis and design through manufacturing production to on-time assembly and delivery.

Pneumatic Assembly and Testing
Key Instruments has invested in, and designed state-of-the-art pneumatic assembly equipment. This allows us to not only design your custom pneumatic system, but to assemble and test this with speed and efficiency.

Key Instruments High Quality Liquid and Air Flow Instrumentation
Key Instruments, the leading flow meter manufacturer and rotameter manufacturer , provides customers with the liquid, gas, and air flow instrumentation solutions that help their products and systems run accurately, reliably, and efficiently.

Flowmeter Manufacturer
Key Instruments is a long-established flow meter manufacturer of precision flowmeters. Years of experience in the field of flow measurement make Key Instruments highly qualified for providing customers with liquid, gas, and water flow meters for countless applications. Our products include flowmeters, calibration kits, flow indicators, valves, and other flow instrumentation accessories.

Key Instruments Rotameter Manufacturer
As a leading rotameter manufacturer, Key Instruments provides many markets with high quality rotameters at an exceptional value. Simple and affordable rotameters provide practical flow instrumentation solutions for diverse flow metering applications.

Flow Measurement Systems
At Key Instruments, we do more than sell high-quality flowmeters; we sell precise flow measurement systems for superior flow instrumentation solutions. Key Instruments, a leading flow meter manufacturer, employs expert engineers, designers, manufacturers, and flow instrumentation technicians.

Variable Area Flow Meters
Simple and versatile, variable area flowmeters from Key Instruments measure the flow of liquids and gases. Our rotameters utilize a tapered hole down the center of the flow meter body.

Laminar Flow Meters
Electronic laminar flow meters from Key Instruments utilize differential pressure measurement and laminar flow element flow sensing technology to achieve ± 2% full-scale accuracy.

Key Instruments Flowmeters
for OEM applications
At Key Instruments, a premier flowmeter manufacturer, we work with our customers to produce flowmeters of the highest standard for a broad base of Original Equipment Manufacturer (OEM) applications.

Acrylic Flow Meters
Key Instruments' versatile, economic acrylic flow meters are ideal for a variety of air, water, and gas flow instrumentation applications. As a leading flowmeter manufacturer, we feature standard series of acrylic flowmeters as well as custom acrylic bodies of superior quality.

Glass Flow Meters
Glass flowmeters manufactured by Key Instruments withstand higher temperatures, greater pressures, and are more chemically compatible than the acrylic and polycarbonate alternatives.

Polycarbonate & Polysulfone Flow Meters
Key Instruments, a premier flow meter manufacturer, features molded tube flowmeters of exceptional polycarbonate and polysulfone thermoplastic materials.

Flow Control Valves
Key Instruments offers control valves for low flow OEM, laboratory instrumentation, or bench top flow control applications. The valve designs and material make them suitable for use with a variety of gases and fluids.

Tube Fittings
The tube fittings feature:
• Compression Fittings
• Hose barb Fittings (Plastic & Metallic)

Pocket Flowmeters
Key Instrument pocket flowmeters.