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Call the DSI team nearest you, or send us an email.

Call your nearest team

Stanley, North Dakota
North Dakota Operations

(701) 629-5880

Grand Forks, North Dakota
Fabrication Division

(605) 330-0202

Sioux Falls, South Dakota
Headquarters

(605) 330-0202

Midland, Texas
Texas/New Mexico Operations

(432) 227-4443

or

Email Us — info@relyondsi.com

Prefer one number? Toll-free (800) 347-7340

UL Certified Panel Shop

UL-certified control panels built for oilfield automation, municipal utilities, industrial systems, and long-term field reliability.

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Control panels are the brain of industrial, municipal, and oilfield systems. When panels are poorly built, undocumented, difficult to troubleshoot, or not properly certified, operations can face downtime, startup delays, safety concerns, audit issues, and long-term maintenance problems.

DSI builds UL-certified industrial control panels engineered for demanding environments and real field conditions. Our panel shop builds UL508A and UL698A panels and works directly with DSI automation, electrical construction, fabrication, engineering, and field service teams.

That means customers get panels that are not only built correctly in the shop, but also designed to install, program, commission, and operate reliably in the field.

Control Panels by Industry

DSI builds control panels around the realities of your operation. Explore panel shop capabilities by industry:

Oil and gas control panels

Oil & Gas Panel Shop

Well pads, production facilities, pump systems, VFDs, MCCs, SCADA-connected assets, RTUs, PLCs, hazardous locations, and repeat-build oilfield panel programs.

Explore Oil & Gas Panel Shop

Industrial processing and manufacturing control panels

Industrial Processing & Manufacturing Panel Shop

Production equipment, process systems, PLCs, HMIs, VFDs, motor controls, instrumentation, SCADA systems, and plant modernization projects.

Explore Industrial Panel Shop

Municipal water and wastewater control panels

Municipal Water & Wastewater Panel Shop

Water and wastewater treatment plants, lift stations, pump stations, RTUs, SCADA systems, VFDs, MCCs, alarms, and instrumentation.

Explore Municipal Panel Shop

When operations depend on control panels, failure is not an option

When Operations Depend on Control Panels, Failure Is Not an Option

In oilfields, municipal utilities, and industrial plants, control panels connect equipment, operators, controls, power, instrumentation, and automation systems.

Poorly built panels can cause:

  • Unexpected downtime
  • Costly troubleshooting
  • Field installation delays
  • Startup and commissioning problems
  • Safety hazards in demanding environments
  • Documentation gaps during audits or inspections
  • Difficult long-term maintenance
  • Vendor confusion when problems appear

DSI understands what is at stake. Control panels must work every time, in every condition, and must be built to the standards the application demands.

Your UL certified panel shop with industrial field experience

Your UL Certified Panel Shop with Industrial Field Experience

DSI’s UL-certified panel shop builds UL508A and UL698A industrial control panels for oil and gas producers, municipal water systems, industrial processing facilities, manufacturing environments, and other demanding applications.

Our panel shop is led by experienced technicians and supervisors who maintain strict compliance with UL requirements. Every panel is built around documented standards, proper components, wire labeling, inspection readiness, and field reliability.

DSI builds panels with attention to:

  • UL certification requirements
  • Proper component selection
  • Wire labeling and routing
  • Spacing, heat, and airflow
  • Torque and termination quality
  • Documentation and drawings
  • Field installation requirements
  • Long-term troubleshooting and maintenance

What you get with DSI

What You Get with DSI

The strength of a UL-certified panel shop, backed by full engineering and field services.

DSI is not just a panel shop. We offer design, fabrication, automation, electrical construction, and field installation support under one roof. That integrated model helps reduce delays, miscommunication, and field surprises, because panels can be designed, built, programmed, installed, commissioned, and supported by teams that work together.

With DSI, customers get:

  • UL-certified panel craftsmanship
  • Panel shop technicians who follow strict schematics and UL guidelines
  • Engineering support for layouts, spacing, heat load, and documentation
  • Automation engineers who program and test the full system
  • Electrical teams that install and integrate the panels
  • Fabrication support for mounts, frames, skids, and supports
  • Shop-floor leadership focused on consistency and workmanship
  • Field service support for startup, troubleshooting, and long-term operation

How We Build Panels

The DSI panel shop process: built right, tested right, shipped right.

As a UL-certified panel shop, DSI builds control panels for real industrial environments where safety, consistency, documentation, and reliability matter. Each project begins with coordination between engineering, automation, panel shop, electrical, fabrication, and field teams.

Before shipment, every panel is tested to verify performance, safety, and compliance, helping reduce startup issues and field risk.

Design and component planning

1. Design and Component Planning

Every panel build begins with design, component planning, layout review, and documentation.

DSI considers:

  • UL listed or recognized components
  • Application requirements
  • Electrical schematics
  • Heat, airflow, and clearances
  • Spacing requirements
  • Enclosure requirements
  • Field installation needs
  • Maintenance access
  • Component documentation

If a panel requires UL certification, the component selection and build process must support that requirement from the start.

Panel fabrication

2. Panel Fabrication

DSI’s panel shop technicians assemble panels with clean layouts, practical wiring paths, and serviceability in mind.

Panel fabrication can include:

  • Back panel preparation
  • DIN rail installation
  • Wireway installation
  • Terminal block installation
  • Power supply mounting
  • PLC and control hardware mounting
  • HMI and operator interface cutouts
  • Pushbutton and selector switch installation
  • Conduit entry planning
  • Enclosure modifications

Wiring and labeling

3. Wiring and Labeling

Clear wiring and labeling are essential for field installation, troubleshooting, and long-term maintenance.

DSI supports:

  • Wire labeling on both ends
  • Origin and destination labeling
  • Clean wire routing
  • Proper terminations
  • Torque verification
  • UL wiring requirements
  • Spacing compliance
  • Field service readability
  • Maintenance-friendly organization

Good labeling helps reduce field mistakes and makes the panel easier to support years later.

Factory acceptance testing

4. Factory Acceptance Testing

Panels are tested before shipment to identify and correct issues before the panel reaches the field.

Testing can include:

  • Power-on testing
  • Wiring verification
  • Component checks
  • Control circuit checks
  • I/O verification support
  • FAT documentation
  • Issue correction before shipment
  • UL label application when requirements are met

See Our Projects

Documentation and shipping

5. Documentation and Shipping

Every panel should ship with the documentation needed for installation, support, and long-term maintenance.

Panel documentation can include:

  • UL certification details
  • Component documentation
  • Corrected or redlined drawings
  • Factory acceptance testing results
  • Field installation drawings
  • Wiring documentation
  • Panel layout documentation
  • Support information

Panel Shop Capabilities

DSI builds panels for demanding industrial, municipal, and oilfield environments.

UL508A Control Panels

  • Industrial control panels
  • PLC control panels
  • HMI panels
  • Pump control panels
  • Motor control panels
  • VFD panels
  • MCC-related controls
  • SCADA interface panels
  • Automation cabinets

UL698A and Hazardous Location Panels

  • Hazardous location control panels
  • Class I Div 2 applications
  • Oilfield hazardous area support
  • Proper component selection
  • UL documentation
  • Safety-focused design
  • Inspection-ready builds
  • Field reliability

Common Panel Types

  • Pump control panels
  • PLC control panels
  • SCADA interface panels
  • Motor control panels
  • Automation control cabinets
  • ITBC/CTP wellhead control boxes
  • Municipal water treatment panels
  • Lift station panels
  • VFD pump control panels
  • Industrial process control panels
  • Custom equipment panels
  • Repeat-build panel programs

Panels that perform in the field, not just on the shop floor

Why Choose DSI

Panels that perform in the field, not just on the shop floor.

With DSI, customers get the quality of a UL-certified panel shop backed by the practical support of a full integrated services team.

Customers choose DSI for:

  • UL-certified craftsmanship
  • Experienced technicians and shop supervisors
  • Faster coordination between teams
  • Panels built for harsh environments
  • Support from automation and electrical experts
  • Fabrication support for mounts and skids
  • Field service experience
  • Factory acceptance testing
  • Complete documentation
  • A partner who stands behind the work

Where We Work

Midland / Odessa Region

Supporting oilfield producers and industrial customers across West Texas and southeastern New Mexico.

Western North Dakota

Supporting operators across the Williston Basin and Bakken.

South Dakota Operations

Supporting municipal, industrial, and infrastructure customers across the region.

Nationwide Project Support

DSI supports projects across the United States as customer needs arise.

Frequently Asked Panel Shop Questions

What does it mean that DSI is a UL-certified panel shop?
It means DSI builds industrial control panels according to UL requirements, inspection standards, and documented safety practices for applicable panel types.
What is the difference between UL508A and UL698A panels?
UL508A applies to industrial control panels. UL698A applies to panels associated with hazardous location applications where additional safety requirements apply.
What types of control panels does DSI build?
DSI builds PLC panels, HMI panels, VFD panels, pump control panels, motor control panels, SCADA interface panels, RTU panels, lift station panels, oilfield panels, and custom industrial control panels.
Can DSI build panels for hazardous environments?
Yes. DSI supports UL698A and hazardous location panel applications, including Class I Div 2 requirements when applicable.
How does DSI ensure quality in panel manufacturing?
DSI uses documented build practices, proper components, wire labeling, torque checks, inspection processes, factory acceptance testing, and UL compliance procedures.
What is Factory Acceptance Testing?
Factory Acceptance Testing verifies panel wiring, components, controls, and functionality before the panel ships to the field.
What documentation is included with a DSI control panel?
Documentation can include UL certification details, component documentation, corrected drawings, FAT results, wiring information, and field installation drawings.
How does the panel shop work with DSI automation and electrical teams?
The panel shop coordinates with automation and electrical teams so panels match the control design, field wiring, installation needs, commissioning plan, and long-term support requirements.

UL Certified. Integrated. Accountable.

Get a UL Certified Panel That Performs in the Field

Whether you need one engineered control panel or hundreds for repeat deployment, DSI delivers UL-certified panel building, testing, documentation, and reliability you can count on.

Talk to Our Panel Shop TeamView Our Projects

100% Employee-Owned  |  25+ Years in the Field  |  UL-Certified Panel Shop  |  ASME R Stamp Welding Certification  |  6 Locations  |  Serving Oil & Gas, Industrial, and Municipal Customers