Verified 4 July 2026

Control panels manufacturers

Control panel manufacturers range from small custom panel shops to volume OEM builders; buyers should look for the builder's certifications (UL/NEMA/IP), experience with the intended industry, and whether they handle design, fabrication and testing. This page lists manufacturers only where the search evidence explicitly states they manufacture control panels.

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9 verified manufacturers

  • See Water, Inc.

    ““We are a certified UL 508A, UL 698A, and UL 1203 control panel manufacturer.””

  • Process Solutions

    ““Process Solutions designs and manufactures high-quality UL 508A-Listed custom control panels for a broad range of industries and applications.””

  • Cates

    ““We're a UL 508A & UL 698A certified panel builder ... Need OEM volume or custom industrial control panels?””

  • Willis ElectricalUSA

    ““Willis Electrical is a trusted control panel manufacturer with over 25 years of experience designing and building high-performance custom control panels.””

  • Audubon Companies

    ““Audubon offers custom industrial control panel fabrication, engineering, and design with UL certification and EPC specialization.””

  • EnerconUSA

    ““Custom Industrial Control Panels Made in the USA | Enercon ... Enercon can build OEM control panels from existing drawings, schematics, and build-to-print documentation.””

  • SANYO DENKIUSA

    ““Sanyo Denki manufactures industrial control panels and systems from the ground up — from prototype through large scale production.””

  • EBI Electric

    ““At EBI Electric, we manufacture thousands of control panels from the simplest applications to imposing Motor Control Centres (MCC).””

  • PanelTEK LLC

    ““As a UL certified panel shop, we design, build and program control panels from the ground up ...””

Compiled from public sources and refreshed periodically. Always verify certifications and capabilities directly with the manufacturer before ordering.

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What to specify in your RFQ

Manufacturers quote faster and more accurately when your request covers these points.

  • Panel type / function

    Specify whether you need MCC, PLC panels, motor starters, automation/HMI panels, or building controls so the manufacturer can price components and layout appropriately.

  • Electrical ratings

    Provide nominal voltage, maximum current, short-circuit rating, and fault-current protection requirements.

  • Enclosure size, material and environmental rating

    Give enclosure dimensions, material (steel, stainless, fiberglass), and NEMA/IP rating and any temperature or corrosion conditions.

  • Standards and certifications

    List required certifications (UL 508A, UL 698A, CE, RoHS, ATEX, etc.) and any factory inspection or testing standards.

  • Bill of materials / components

    Specify preferred brands or critical components (PLCs, relays, breakers, HMIs) or indicate if build-to-print is required.

  • Quantity and production type

    State prototype vs. production volumes and target annual quantities so suppliers can propose tooling, lead times and unit pricing.

  • Drawings and documentation

    Provide electrical schematics, panel layouts, wiring diagrams and labeling requirements to speed quoting and compliance checks.

Sourcing FAQ

How do I verify a control panel manufacturer?
Ask for evidence of UL/NEMA/CE certifications, photos of completed builds, reference jobs in your industry, and factory capability statements (fabrication, wiring, testing).
What are typical minimum order quantities (MOQs)?
MOQs vary widely: many custom panel shops will build single prototypes, while OEM builders may have lower unit prices at higher production runs; ask each supplier for prototype and production pricing.
Which certifications should I require?
Common certifications are UL 508A for industrial control panels and UL 698A for hazardous locations; require any industry-specific approvals relevant to your application (e.g., ATEX, CE).
What drives lead time for control panels?
Lead time is driven by component availability, complexity of wiring and testing, certification/inspection requirements, and production quantity; provide full specs and BOMs to get realistic schedules.

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