Power Supply Manufacturing Workers Compensation (class code: 3573) Insurance

What is Power Supply Manufacturing Workers Compensation (class code: 3573)?

Power supply manufacturing workers compensation insurance is designed to protect employees and employers in the event of work-related injuries or illnesses. Businesses that manufacture power supplies—such as transformers, converters, and related electrical components—face specific risks related to electrical hazards, heavy machinery, and repetitive tasks. This policy helps cover medical expenses, lost wages, and rehabilitation for injured workers, while also protecting the employer from potential lawsuits.

Who needs it

Any business involved in the manufacturing of power supply equipment should carry workers compensation insurance, especially if they have employees. This includes makers of industrial, commercial, or consumer-grade power systems. In most states, coverage is legally required once a business hires its first employee, though rules vary by location and business size.

What it typically covers

Workers compensation insurance for power supply manufacturers typically includes:

  • Medical expenses for work-related injuries and illnesses
  • Lost wages during recovery periods
  • Rehabilitation and therapy services
  • Death benefits for families of employees who suffer fatal incidents
  • Employer liability coverage for certain legal claims

Common exclusions and limitations

While workers compensation offers broad protection, it does not cover every situation. Common exclusions include:

  • Injuries that occur outside of work
  • Claims involving employee misconduct or intoxication
  • Injuries reported after significant delays
  • Independent contractors (unless specifically included)

Employers should also be aware that coverage terms and exclusions can vary by insurer and state.

Factors that influence cost

Several elements determine the premium for workers compensation insurance in class code 3573:

  • Payroll size: Larger payrolls typically result in higher premiums.
  • Claims history: Businesses with fewer past claims may receive better rates.
  • Safety programs: Having formal safety measures can reduce risk and costs.
  • State regulations: Each state has its own rate guidelines and requirements.

Proof of insurance & compliance

Most states require employers to show proof of workers compensation coverage, especially during audits, licensing, or contract bids. Certificates of insurance (COIs) serve as formal verification and can be requested by regulators, clients, or partners. Failing to carry required coverage can result in fines, penalties, or business shutdowns, depending on state law.

How to get a quote

Getting the right workers compensation policy for your power supply manufacturing business starts with a tailored quote. Request a free quote today to explore your coverage options.

Frequently Asked Questions

What does class code 3573 mean?

Class code 3573 refers to businesses involved in the manufacturing of power supply equipment, as defined for workers compensation rating purposes.

Is workers compensation mandatory for power supply manufacturers?

In most states, yes. If your business has employees, you are generally required to carry workers compensation insurance. Requirements vary by state.

What happens if I don’t have workers comp coverage?

Operating without required coverage can lead to fines, legal action, or even forced business closure, depending on your state regulations.

Does the policy cover temporary or part-time employees?

Yes, most policies include coverage for part-time and temporary workers, unless they are classified as independent contractors.

How do I prove I have workers compensation insurance?

You can provide a certificate of insurance (COI), which shows your active coverage and policy details.

Still have questions? Talk to a local insurance expert.

Partners, Programs & Market Access


We maintain relationships with nationally recognized and specialty-focused insurance providers that actively underwrite this class of business. Our network includes both admitted and non-admitted markets, allowing us to match risks—from straightforward accounts to more complex or hard-to-place exposures—with appropriate underwriting partners.


Program availability, coverage terms, and underwriting appetite can vary based on operations, location, and loss history, so access to multiple markets is key to securing the right fit. This approach helps ensure broader coverage options and more competitive placement across a range of risk profiles.



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