Battery Manufacturing and Storage Workers Compensation (class code: 3647) Insurance

Workers’ Comp under Class Code 3647 primarily offers insurance coverage to workers engaged in the production and storage of batteries, ranging from small household batteries to large industrial and automotive batteries.

The manufacture of wet batteries, which primarily consist of a sulfuric acid and water electrolyte, involves a complex process that combines chemical reactions, precision engineering, and quality control. Wet batteries, also known as lead-acid batteries, are commonly used in automotive, industrial, and standby power applications. The process involves various stages, including the manufacturing of battery components, assembly, quality control, and storage.

Workers in this field are exposed to specific hazards related to:

  • The materials used
  • Production processes
  • The storage of potentially hazardous products

Workers’ Compensation under this classification is specific to the battery manufacturing and storage industry, allowing insurance providers to assess the unique risks associated with this line of work.

In the event of work-related injuries or illnesses, workers compensation provides financial assistance to cover medical expenses, rehabilitation costs, and a portion of lost wages.  

Given the inherent risks associated with handling toxic substances and operating heavy machinery in the battery manufacturing process, having workers compensation ensures that employees receive necessary medical care during treatment as well as during recovery, helping to alleviate the financial burden that may arise from work-related incidents.

Battery manufacturers and warehouse operators often face operational hazards such as chemical spills, fire risks from combustible materials, and machinery-related accidents. Because of these exposures, insurance underwriting for Class Code 3647 considers factors like facility safety procedures, ventilation systems, and employee training programs. Risk management practices are critical for reducing the likelihood of claims and ensuring safe work environments.

This type of coverage is typically required for organizations involved in industrial battery production, automotive battery assembly, and battery recycling operations. It may also apply to subcontractors or third-party logistics providers who handle battery storage and distribution. Coverage can also intersect with other business insurance needs, such as power supply manufacturing workers compensation or tool manufacturing workers compensation, depending on the business activities involved.

A common risk scenario might involve an employee being exposed to battery acid during a leak, leading to chemical burns or respiratory issues. In such cases, workers comp helps cover emergency care and follow-up treatment, supporting both the worker and the employer in navigating recovery and return-to-work planning.

Frequently Asked Questions

What does Class Code 3647 cover in workers compensation?

It covers employees involved in the manufacturing and storage of batteries, including injuries from chemical exposure, equipment accidents, and repetitive tasks.

Who should consider this type of coverage?

Battery manufacturers, warehouse operators, and companies involved in automotive or industrial battery assembly should carry this coverage.

Are subcontractors involved in battery logistics covered?

They may be covered depending on how their roles are classified; it’s important to confirm with your insurance provider.

What are common risks in battery production environments?

Risks include exposure to toxic chemicals, fire hazards, electrical injuries, and heavy machinery accidents.

How can businesses reduce premium costs?

Implementing workplace safety programs, employee training, and proper equipment maintenance can help reduce claim frequency and potentially lower premiums.

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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