We offer a comprehensive suite of engineered solutions tailored to your needs through a wide range of services. From cutting-edge panel design, valve automation, instrument shop services, to expert heat trace design and custom hardware solutions, we have you covered.

Valve Automation

Functional Testing Electric & Pneumatic Actuation Performance Optimization Valve Assemblies Start-ups & Commissioning Custom Hardware Design Installation

Instrument Specification

Calibration Services Instrument Configuration Capillary System Assembly-Filling Diaphragm Seal Assembly-Filling Instrument Repair and Assembly

Heat Trace System Design

Electric Heat Trace Engineering & Design Isometrics Control, Monitoring, & Sensing Site Services Installation Supervision Maintenance Services


We look forward to speaking with you about your engineered solutions needs.

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Automation Services

At AC Controls we pride ourselves on being a leading provider of valve automation services. With over 60 years of expertise under our belt, we have earned a reputation for quality and reliability. We are committed to delivering precise control for a variety of processes across sectors such as chemical, pharmaceutical, oil and gas, power generation, and water treatment.

  • 40,000 Square-foot Facility
  • Locally Stocked Inventory
  • Custom Hardware Design
  • Brand Agnostic Valve Assembly Capablities
  • Factory Trained Technicians

Stocked For Quick Turnaround

Our expansive 40,000 square-foot facility is stocked with an extensive range of valves and components for many different types of assemblies, enabling us to provide rapid turnaround times to meet your urgent needs. Our inventory is carefully curated to ensure that we have a wide selection of components on hand, allowing for quick and efficient customization and delivery of valve automation solutions.

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Diaphragm Seal Services

We offer a full line of diaphragm seal assembly and repair services. Our large inventory of diaphragm seal parts allows our factory-trained technicians to custom build an assembly to your specifications. We also have a comprehensive diaphragm seal filling station to fill virtually any seal type.

Component Options


  • Differential Pressure and Gauge Pressure
  • Range of 1" WC to 3,000 PSI
  • Easily add plug-in modules


  • Flush flange
  • Flanged offline
  • Chemical tee
  • Pancake


  • Lengths from 5' to 35'
  • Close-coupled nipple attachment
  • Standard welded connections, optional threaded connections

Gauges & Switches

  • A wide variety of Pressure Gauges and Switches in stock
  • Seal types available: sanitary, pancake, inline, saddle, button & mini-seals, flush, flanged, threaded, or all-welded
  • Accessories available: cooling elements, capillaries, wall mounting brackets

Calibration Services

Our trained technicians will perform calibration using certified test equipment. A complete record of the calibration can be provided to the client for future reference.

Configuration Services

We offer configuration services for HART, DE, and Foundation Fieldbus communications, ensuring your systems are perfectly tuned and connected.

Panel Design Services

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Expertly Designed and Built Panels

We are a fully UL508A-certified panel shop. Each panel that leaves our facility is designed and built to meet this certification. Meticulous attention to detail is given not only to the design of your panel but also to the quality of each component selected and to wiring practices as we build your panel. Before leaving the shop, each panel is FAT tested for quality assurance, helping ensure that it is ready for your specific application.

A Variety of Enclosure Options

We offer a wide range of enclosure sizes and styles and can work to ensure that your panel meets your desired specifications.

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