Partnering for Power: Your Data Center’s Mission-Critical Electrical Specialist
In the fast-paced world of data centers, uptime is the only metric that matters, whether you run a greenfield hyperscale data center, an AI-GPU-based data center, or a 20-year-old server farm. We provide comprehensive electrical equipment lifecycle support nationwide, serving as a single, trusted partner to streamline your electrical needs from initial engineering design and commissioning through long-term maintenance.
Our unique capabilities are built to solve the industry’s most pressing challenges:
- Unmatched Scale and Speed: As a top-tier NETA-accredited company with over 150 certified field technicians, we offer 24/7 disaster recovery supported by the industry’s largest inventory of components in stock.
- Hyperscale Expertise: With more than a decade of experience serving many of the global leaders in data centers, we deliver expert project management that accelerates schedules and financial milestones.
- Reliability and Safety: We minimize arc flash risks with industry-leading remote racking and switching solutions and ensure full regulatory compliance (NFPA 70B and 70E, OSHA) to satisfy insurance requirements and reduce liability.
- Future-Ready Sustainability: Our scalable retrofit solutions and life-extension services for all major OEMs (Eaton, Schneider, ABB, etc.) allow you to support higher densities and reach sustainability goals by reducing waste and replacement costs.
From installation, commissioning, and testing services performed by NETA Level IV & V certified technicians to licensed professional engineering, we provide the deep infrastructure knowledge required to keep your facility resilient, compliant, and ready for growth.
Let's Talk
What are the Data Center Benefits You Get from Partnering With the Power of One Group?
Harness the strength of all Group CBS companies to leverage the Power of One. We’re one group with one goal: to provide complete electric power system lifecycle solutions for the power distribution industry. We are your one-stop source for all low-, medium-, and high-voltage electrical equipment sales and service, field services, and engineering requirements.
Group CBS companies work together to handle every stage of your electrical system life cycle. With the Power of One, you gain a single source for millions of renewal and replacement parts, unmatched service expertise, and a nationwide network of NETA-certified technicians and professional engineers.
For more than 50 years, Group CBS companies have delivered premier electrical equipment and services to the data center, industrial, utility, electrical distribution, and repair markets.


Nationwide Field and Electrical Testing Services: Start-up. Commissioning. Maintenance.
When you need expertise on-site, the Group CBS network has you covered. CBS Field Services and Premier Power Maintenance provide NETA-Certified Field Services for your low-, medium-, and high-voltage electrical systems nationwide.
We offer a range of specialized testing services that go well beyond simple pass/fail diagnostics:
- Commissioning: Full electrical testing and commissioning ensures your newly installed or upgraded equipment is functioning safely and as designed. Testing and maintenance services ensure proper reliability and safety as well as ensuring compliance with the standards documented in NFPA 70B.
- Circuit Breaker Testing: Confirm proper breaker speed and clearing times with circuit breaker timing testing, diagnose equipment issues, and perform on-site acceptance and maintenance testing.
- Power System Studies: Our power system studies include specialized services like arc flash analysis and coordination studies to ensure system safety and reliability.
- Vacuum Interrupter Testing: Our technicians can determine the remaining life of your vacuum interrupters to prevent unexpected failures.
Unmatched Inventory: Electrical Power Equipment and Parts
The size and depth of our inventory spans new, surplus, and reconditioned electrical equipment, which means you never have to worry about long lead times for critical components. We provide ready access to virtually any low- or medium-voltage electrical power apparatus, ranging from single replacement parts to completely assembled substations.
Our vast stock is sourced globally and maintained by dozens of locations across the US, including: Circuit Breaker Sales, Switchgear Power Solutions, Arkansas Electrical Outlet, and Vacuum Interrupters. It includes:
Circuit Breakers
Find new, surplus, and remanufactured power, air, vacuum, and oil circuit breakers, as well as molded-case and insulated-case breakers rated up to 5,000 A from major manufacturers, including ABB, Cutler-Hammer, General Electric, Siemens, Square D, and Westinghouse.
Power Equipment
Explore our selection of switchgear, transformers, motor control centers, load break switches, and protective relays. Not sure what you need? Our electrical engineers have you covered. Let’s do a quick consultation to discuss your needs.
Renewal Parts
Select from millions of renewal and replacement parts in stock to find the exact right component, even for obsolete equipment. Vacuum interrupter replacements for virtually any medium-voltage vacuum circuit breaker are also available.
Life Extension and Shop Services: Repair, Recondition, or Remanufacture Electrical Equipment
Why replace when you can revitalize? Our life extension services are designed to maximize the longevity and reliability of your existing infrastructure. We can extend the life of your obsolete and hard-to-maintain equipment, including switchgear, motor controls, and circuit breakers, by performing comprehensive work in our state-of-the-art facilities. Many times, these services reduce downtime when compared to wholesale replacement.
Our nationwide service shops and companies Circuit Breaker Sales NE, Advanced Electrical and Motor Controls, CBS Nuclear Services, and Circuit Breaker Sales and Repair provide expert services.

Remanufacturing and Reconditioning
Our trained technical and engineering staff professionally repair, remanufacture, or recondition your electrical equipment to meet or exceed original equipment manufacturer (OEM) and industry standards.
Upgrade Solutions
We enhance equipment reliability by raising interrupting capacity, increasing reliability, matching existing switchgear lineups, providing solid-state trip units, and offering comprehensive retrofit and retrofill solutions.
Quality Assurance
All work includes full documentation of test results and equipment performance, ensuring full compliance and peace of mind.
24/7/365 Emergency Restoration and Safety Solutions
When an emergency strikes, time is critical. Group CBS companies provide Emergency Restoration Services and 24/7/365 After-Hours Support. Our dedicated engineers and technicians — backed by an unparalleled inventory of electrical equipment and parts and portable workshops — enable us to provide temporary power while we quickly and safely restore your power anywhere in the country.

Electrical Safety and Arc Flash Protection
Safety is non-negotiable. CBS ArcSafe provides custom electrical safety solutions focused on arc flash injury avoidance. With more than 800 remote operation products, we offer:
- Remote Racking Systems: Circuit breaker remote racking systems enhance arc-flash protection for your personnel by eliminating the need for technicians to stand within the arc flash boundary during installation and removal operations.
- Remote Switching: Our industry-leading Chicken Switch Remote Switching devices, remote switch actuators, and remote switch operators allow technicians to perform switching tasks from a safe distance.
- Custom Solutions: Contact our design team to create a custom-engineered solution for your application. Protect your workers from more than just arc flash with remote operation for difficult and repetitive tasks.


Engineered Electrical Solutions
Leverage our experienced in-house engineering and metal-working capabilities to solve your most challenging power distribution problems. We can custom design and build or modify an existing panelboard or switchboard to perfectly fit your application, integrating the latest technology for superior performance.
Upcoming Events
February 16–19
Doble Life of a Transformer Seminar
San Diego, CA
March 2-6
NETA PowerTest
Nashville, TN
March 9-13
IEEE Electrical Safety Workshop
Round Rock, TX
March 30- April 2
Texas A&M Protective Relay Engineering Conference
College Station, TX
Find a Group CBS Company Near You
Group CBS has global subsidiaries offering products and services for the low-, medium-, and high-voltage industrial, utility, electrical distribution, and repair markets. Consolidate suppliers and streamline operations with a single, trusted provider for all electrical distribution needs — from design to maintenance.
>Find a Group CBS Company Near You to experience the Power of One.
