Struggling to find the right electrical switchgear manufacturer in the USA? With so many factories claiming to offer the best quality and service, making a confident choice can feel overwhelming. The right supplier isn’t just about price—it’s about safety, reliability, and long-term peace of mind for your projects. Choosing a top-rated manufacturer means fewer headaches, smoother installations, and solid support down the road. Ready to power up your next project with confidence?

Dive in to discover the leading switchgear manufacturers and see how they compare!

Home | Powell Industries

Product Details:
Powell Industries provides a comprehensive range of custom-engineered electrical equipment and solutions, including metal-clad and metal-enclosed switchgear (ANSI/IEC), DC switchgear and rectifiers, integrated packaged solutions, bus systems, motor control, grounding, intelligent devices, heat tracing, EV charging solutions, current sensors, and station breakers. They also offer associated services such as engineering, project management, maintenance, retrofits, digital automation, and asset management.

Technical Parameters:
– Product portfolio includes: ANSI Metal-Clad Switchgear (PowlVac®, Power/Vac®),
– UL 891-certified switchboard (FlexBoard™) among newest product offerings.
– Solutions cover low and medium voltage applications with a focus on robust
– Integration of digital solutions: asset management, SCADA, HMI, and condition

Application Scenarios:
– Electrical distribution and protection systems in industrial, utility, and
– Power management and automation systems for large-scale commercial and
– Transport infrastructure requiring DC switchgear and rectifiers (e.g., railway
– Upgrading, maintaining, or retrofitting existing power distribution/management

Pros:
– Custom engineered, single-source solutions tailored to complex project
– Comprehensive product range covering low, medium, and DC voltage applications.
– Centralized project management and global service support enhance reliability
– Emphasis on safety throughout product design, engineering, and implementation.

Cons:
– Detailed technical data (e.g., voltage, current ratings, certifications) for
– Potential complexity and higher cost associated with heavily customized,
– Scope may be excessive for small-scale or basic power distribution needs.

Top 12 Medium Voltage Switchgear Manufacturers in the USA

Product Details:
Offers a diverse range of enclosure systems and distribution boxes, including general and customized boxes made from various materials, as well as accessories for mounting and system expansion. Enclosure types cover industrial, wall-mount, free-standing, modular, junction/terminal, disconnect, operator interface, PLC, combiner, residential, GGD, GCK, meter, control, switch, XL enclosures, and specialized cabinets for IT, data centers, and outdoor use. Products are available with various ratings (NEMA, IP, UL, C-UL, ATEX, IECEX) to fit different protection requirements.

Technical Parameters:
– Various sizes and materials for distribution and customized boxes
– Enclosure ratings: NEMA, IP, UL Listed, C-UL, IECEX, ATEX
– Flexible designs for both indoor and outdoor environments
– Available with types for different electrical distribution and control needs

Application Scenarios:
– Medium and low voltage (MV/LV) electrical enclosures
– Industrial automation and control systems
– Data centers and IT infrastructure
– Alternative energy and outdoor electrical distribution

Pros:
– Wide selection of enclosure types and customization options
– Comprehensive range of certifications and ratings for diverse applications
– Flexible and in-stock solutions for rapid deployment
– Provision of supporting accessories for system integration

Cons:
– Specific technical details like voltage/current ratings are not listed
– No direct mention of software or monitoring integration
– Some product advantages or unique selling points may require further inquiry

Switchgear Manufacturing | Medium & Low Voltage – RESA Power

Product Details:
RESA Power offers electrical power distribution equipment manufacturing and custom switchgear solutions, including new, replacement, and retrofit switchgear, panelboards, switchboards, and custom fabricated enclosures for low and medium voltage applications.

Technical Parameters:
– Custom engineered switchgear for low and medium voltage applications
– UL listed and compliant solutions
– Retrofit and reverse engineering capabilities for obsolete equipment
– Manufacturing to customer-specific design and requirements

Application Scenarios:
– Modernizing or replacing obsolete electrical distribution equipment
– Industrial and commercial facility power distribution needs
– Customized switchgear for utility and critical infrastructure projects

Pros:
– Ability to provide custom and application-specific manufacturing solutions
– Supports retrofit and replacement of obsolete equipment
– UL listing and engineering ensures regulatory compliance
– Shorter lead times compared to OEMs for custom projects

Cons:
– Custom and specialized solutions may come with higher costs compared to
– Lead times may still vary based on project complexity and materials

42 Switchgear Manufacturers in 2025 | Metoree

Product Details:
Switchgear apparatus for controlled electrical power distribution, including metal-clad and gas-insulated switchgear, vacuum circuit breakers, auto-reclosers, disconnectors, load break switches, and associated protection and monitoring devices. Products available as enclosed or open types for high or extra-high voltage use, with some models tailored for padmount/vault applications and utility, industrial, or infrastructure deployment.

Technical Parameters:
– Products cover high-voltage and extra-high-voltage ratings
– Includes metal-enclosed (enclosed) and open types
– Vacuum, gas-insulated, and solid dielectric technologies available
– Certifications like ISO 9001 and ISO 14001 for quality and environmental

Application Scenarios:
– Power plants and substations for grid infrastructure
– Industrial facilities and manufacturing plants
– Buildings and commercial complexes
– Public utility electrical distribution and regional power supply networks

Pros:
– Enhances safety and reliability in electrical power distribution
– Provides protection (circuit interruption, overcurrent protection) and metering
– Enclosed types prioritize operational safety, while open types facilitate
– Wide range of products and technical support such as consulting and installation

Cons:
– Open type switchgear may pose higher safety risks compared to enclosed types
– Complexity and cost may increase with higher voltage and safety requirements

Trayer Engineering Corporation – Electrical Switchgear Manufacturer

Product Details:
Trayer Engineering Corporation manufactures medium voltage electrical distribution switchgear including submersible, padmount, vaultmount, manual, automated, solid dielectric, and storm-hardened switchgear systems. Their products are assembled in the USA and are customizable for various applications such as manual or automated operation and include automation features compatible with SCADA, microgrid, and smartgrid systems.

Technical Parameters:
– Corrosion resistant 304 stainless steel construction
– 20kA symmetrical fault current capability (for solid dielectric switchgear)
– Fully sealed, welded seam construction
– Available in VFI (Vacuum Fault Interrupter) or fused models

Application Scenarios:
– Electrical distribution systems requiring high reliability and low maintenance
– Submersible or vault-mounted installations in harsh or flood-prone environments
– Automation in SCADA, microgrid, or smartgrid systems
– Storm-hardened infrastructure for critical utility operations

Pros:
– Ultra-reliable and high-quality build
– Low maintenance requirements
– Highly customizable with multiple automation and configuration options
– Corrosion resistance and suitability for challenging environmental conditions

Cons:
– No specific disadvantages listed or described on the page
– Some technical and contractual details require direct consultation; product

Top 10 Switchgear Manufacturers in USA – KDM Fabrication

Product Details:
KDM Fabrication specializes in a wide range of electrical enclosures, including outdoor, modular, weatherproof, and large enclosures, as well as junction boxes and control cabinets. Their products cater to various mounting types, materials, and protection ratings (IP and NEMA).

Technical Parameters:
– Available in multiple materials: stainless steel, galvanized steel, carbon
– Comprehensive IP ratings: IP44, IP45, IP54, IP55, IP56, IP57, IP65, IP66, IP67,
– Conforms to NEMA standards: NEMA 1, 2, 3, 3X, 3RX, 3R, 3S, 4, 4X, 5, 6, 6P, 12,
– Certified with UL, ISO9001, TUV CE, and IP66 certification

Application Scenarios:
– Industrial and commercial electrical protection
– Traffic control systems
– Solar and battery storage solutions
– Telecommunications and server rack/cabinets

Pros:
– Wide variety of enclosure types, mounting, and material options
– High certification standards including UL, ISO9001, TUV CE, and IP protection
– Specialized options for demanding environments like weatherproof and walk-in

Cons:
– Detailed pricing and lead time information not provided
– Not all technical specifications (such as exact sizes or load ratings) are

Switchgear Power Systems

Product Details:
SPS manufactures custom electrical switchgear and power distribution equipment, including metal-clad switchgear, power distribution centers (PDCs), metal-enclosed switchgear, pad-mount switchgear (fused sectionalizers, termination enclosures, and primary metering equipment), all designed and fabricated at their facility in Winneconne, Wisconsin.

Technical Parameters:
– Metal-clad & metal-enclosed switchgear available from 5kV to 38kV
– Fused sectionalizers rated through 35kV, available in single and three-phase
– Termination enclosures rated from 600V to 38kV, up to 6000 Amp, with copper or
– Primary metering equipment available in pad-mounted and switchgear-style,

Application Scenarios:
– Custom power distribution for industrial, commercial, and utility projects
– Environments needing pre-fabricated, environmentally-controlled enclosures for
– Underground distribution systems requiring sectionalization and protection
– Applications needing termination enclosures or primary metering equipment for

Pros:
– Highly customizable solutions—manufactured as one-off or in quantity
– Broad technical range from 600V to 38kV, up to 6000A, for diverse project needs
– Rapid response and delivery times faster than industry standards
– Competitive pricing and lasting value with uncompromised safety and quality

Cons:
– Limited information about standard products—focus is on custom solutions, which
– Potentially longer lead times for highly custom designs versus standardized

Volta

Product Details:
Volta provides low and medium voltage power distribution and control products including Motor Control Centers (MCC), Metal Enclosed and Metal Clad Switchgear, Gas Insulated Switchgear, Bus Duct/Cable Bus, Metal Enclosed Switches, and fully integrated custom-engineered Electrical Equipment Centers (EEC), all featuring options for arc resistance and customization based on preferred manufacturer components.

Technical Parameters:
– Low Voltage: 600V Motor Control Centers (MCC), UL1558 Metal Enclosed Switchgear
– Medium Voltage: 5kV, 7.2kV, 15kV, 27kV, 38kV Metal Clad Switchgear; Gas
– Arc Resistant and Arc Mitigation options available, IEC rated options
– Ability to use and integrate components from ABB, Eaton, GE, Siemens,

Application Scenarios:
– Industrial electrical distribution and motor control
– Oil, gas, and energy sector facilities
– Custom electrical rooms or equipment centers for large-scale infrastructure
– Projects requiring rapid delivery and custom integration of power systems

Pros:
– Custom integration with multiple vendor components to match site/client
– Vertically integrated design and manufacturing for reduced delivery times
– Arc resistant and mitigation options improve safety
– Certified manufacturing (IHB, UL ratings) ensuring compliance and quality

Cons:
– High customization may result in increased initial complexity for specification
– Use of multiple manufacturers may complicate warranty or maintenance processes

Manufacturers of Engineered Power Systems PA, DE, NY

Product Details:
Switchgear.US provides custom-built electrical switchgear and control gear assemblies for medium and low voltage applications. Offerings include switchgear, switchboards, panelboards, and related power distribution equipment for industrial, commercial, and utility markets.

Technical Parameters:
– Medium voltage and low voltage switchgear
– Current ratings up to 5000A
– Voltage ratings up to 38kV
– Available with Arc-Resistant and UL Listed configurations

Application Scenarios:
– Industrial facilities power distribution
– Commercial buildings electrical systems
– Utility substations and electrical infrastructure
– Retrofit or modernization of existing electrical systems

Pros:
– Custom-engineered solutions for unique requirements
– Short manufacturing lead times
– UL Listed and Arc-resistant options for enhanced safety
– Support for integration with various protection and control schemes

Cons:
– Customization may result in higher initial costs
– Lead times dependent on project complexity
– Limited to switchgear and power distribution equipment (no residential

Low Voltage Switchgear Manufacturer | Fast Delivery | USA

Product Details:
Low voltage switchgear is an electrical panel system designed to regulate and distribute electrical power safely in facilities operating at voltages below 1000V. It consists of key components including circuit breakers, busbars, fuses, contactors, and protective relays, and is available in multiple types such as metal-enclosed, metal-clad, power circuit breaker, outdoor, and withdrawable switchgear. The systems can be customized for specific facility needs and may incorporate advanced features like digital monitoring, smart fault detection, and modularity.

Technical Parameters:
– Operates at voltage levels below 1000V
– Includes components such as circuit breakers, busbars, fuses, contactors, and
– Available in types: metal-enclosed, metal-clad, power circuit breaker, outdoor,
– Advanced options: digital monitoring systems, smart fault detection, modular

Application Scenarios:
– Power distribution in commercial and industrial buildings
– First point of electrical power distribution from transformer to facility
– Environments requiring protection from dust, moisture, or outdoor weather
– Facilities needing easily maintainable and customizable electrical systems

Pros:
– Improved safety by protecting from overloads, short circuits, and electrical
– Efficient and reliable power distribution with reduced risk of power surges
– Customizable and modular designs for facility-specific requirements and future
– Reduced downtime and increased productivity with proper maintenance

Cons:
– Requires regular maintenance including inspections, testing, and part
– Potential complexity and higher cost for advanced features (e.g., digital and

Comparison Table

Company	Product Details	Pros	Cons	Website
Home	Powell Industries	Powell Industries provides a comprehensive range of custom-engineered	Custom engineered, single-source solutions tailored to complex project	Detailed technical data (e.g., voltage, current ratings, certifications) for
Top 12 Medium Voltage Switchgear Manufacturers in the USA	Offers a diverse range of enclosure systems and distribution boxes, including	Wide selection of enclosure types and customization options Comprehensive range	Specific technical details like voltage/current ratings are not listed No	www.eabel.com
Switchgear Manufacturing	Medium & Low Voltage – RESA Power	RESA Power offers electrical power distribution equipment manufacturing and	Ability to provide custom and application-specific manufacturing solutions Suppo	Custom and specialized solutions may come with higher costs compared to
42 Switchgear Manufacturers in 2025	Metoree	Switchgear apparatus for controlled electrical power distribution, including	Enhances safety and reliability in electrical power distribution Provides	Open type switchgear may pose higher safety risks compared to enclosed
Trayer Engineering Corporation – Electrical Switchgear Manufacturer	Trayer Engineering Corporation manufactures medium voltage electrical	Ultra-reliable and high-quality build Low maintenance requirements Highly	No specific disadvantages listed or described on the page Some technical and	trayer.com
Top 10 Switchgear Manufacturers in USA – KDM Fabrication	KDM Fabrication specializes in a wide range of electrical enclosures, including	Wide variety of enclosure types, mounting, and material options High	Detailed pricing and lead time information not provided Not all technical	kdmfab.com
Switchgear Power Systems	SPS manufactures custom electrical switchgear and power distribution equipment,	Highly customizable solutions—manufactured as one-off or in quantity Broad	Limited information about standard products—focus is on custom solutions, which	switchgearpower.com
Volta	Volta provides low and medium voltage power distribution and control products	Custom integration with multiple vendor components to match site/client	High customization may result in increased initial complexity for specification	www.volta-us.com
Manufacturers of Engineered Power Systems PA, DE, NY	Switchgear.US provides custom-built electrical switchgear and control gear	Custom-engineered solutions for unique requirements Short manufacturing lead	Customization may result in higher initial costs Lead times dependent on	www.switchgear.us
Low Voltage Switchgear Manufacturer	Fast Delivery	USA	Low voltage switchgear is an electrical panel system designed to regulate and	Improved safety by protecting from overloads, short circuits, and electrical

Frequently Asked Questions (FAQs)

How do I find reputable electrical switchgear manufacturers in the USA?

Start by searching industry directories, attending trade shows, and reading reviews from other buyers. Look for companies with solid histories, positive customer feedback, and memberships in recognized industry associations like NEMA. Visiting manufacturers’ websites can also provide valuable information on their capabilities and certifications.

What should I consider when choosing a switchgear manufacturer?

Key factors include product quality, customization options, lead times, after-sales support, and industry certifications (like UL or ISO). Also, consider the manufacturer’s experience with projects similar to yours and their reputation for on-time delivery and service.

Are US-made switchgear products compliant with local regulations and standards?

Most reputable US manufacturers design their products to meet or exceed strict local and national standards such as UL, ANSI, and IEEE. Always confirm that your chosen manufacturer’s products hold the necessary certifications for your application and region.

Can US manufacturers provide custom switchgear solutions?

Yes, many US-based switchgear manufacturers offer custom design and fabrication services. They can tailor products to meet specific requirements regarding size, features, performance, and integration with existing systems. Discuss your needs early to ensure the manufacturer can accommodate your project.

How can I evaluate the quality of a manufacturer’s switchgear products?

Request references, review case studies, and ask about quality assurance processes. Visit their facility if possible to inspect production standards. A reliable manufacturer will be transparent about their materials, testing procedures, and any third-party certifications their products hold.