Overview
A PCB assembly shop populates bare printed circuit boards with components for other companies, working as a contract electronics manufacturer for OEMs across many industries. Processes include solder-paste printing, surface-mount placement, reflow and wave soldering, conformal coating, and electrical test, often handling customer-supplied parts and designs. Because boards built here end up inside someone else's product, a soldering defect or process error can ripple downstream into a customer's finished goods. A program built around contract-manufacturing liability, process chemicals, and customer property may help, subject to policy terms.
Part of our manufacturing insurance guidance.
Risk profile
The defining exposure is contract-manufacturing liability: the shop builds to customer designs, yet a cold solder joint, misplaced component, or coating flaw can cause a finished product to fail in the field, generating claims that can be hard to allocate between design and build. Soldering, flux, cleaning solvents, and conformal coatings add fire, fume, and pollution exposure, while reflow ovens and placement machines must run reliably. The shop frequently holds expensive customer-owned components and consigned inventory, raising bailee and inland-marine concerns. Electrostatic discharge and rework create latent-defect potential. Underwriters weigh end markets, design responsibility, chemical use, and the value of customer property on site.
Common risks
Soldering and assembly defects
Cold joints, tombstoning, or misplaced components can cause a customer's product to fail in the field, leading to downstream claims.
Customer-owned and consigned property
Shops often hold valuable customer-supplied components and boards, creating bailee exposure if they are damaged, lost, or stolen.
Solvent, flux, and coating hazards
Flux, cleaning solvents, and conformal coatings create fire, fume, and pollution exposure around soldering and coating stations.
Reflow and placement equipment failure
Reflow ovens, pick-and-place machines, and test systems are critical, and a breakdown can stall contract production schedules.
Electrostatic discharge defects
ESD during handling can damage components and create latent failures that surface only after the customer ships.
Allocation of design versus build fault
When a board fails, disputes can arise over whether the defect came from the customer's design or the shop's assembly.
High-value inventory loss
Components, populated boards, and equipment represent concentrated value vulnerable to fire, water, and theft on site.
Recommended coverages
Coverages commonly relevant to pcb assembly shop operations. Not every business needs the same policies.
Operational Coverage
Employee-Related Coverage
Why tailored insurance matters
A PCB assembly shop carries contract-manufacturing liability and bailee exposure for customer property that a standard policy may not fully address. Coverage should reflect the end markets the boards serve, how much design responsibility the shop assumes, the chemicals used in soldering and coating, and the value of customer-owned components on hand. A program coordinated across product liability, property, inland marine, environmental, and equipment breakdown may help so that a defect, a chemical release, or a loss of customer property does not strike from several sides. Coverage depends on the specific policy, endorsements, exclusions, and underwriting of the operation.
Hypothetical claim examples
Field failure from solder defect
Boards with cold solder joints cause a customer's product to fail in the field. Product liability coverage may respond to resulting claims, depending on policy terms and the facts of the loss.
Damaged consigned components
A water leak damages a batch of customer-owned components staged for assembly. Inland marine bailee coverage may respond to the loss, subject to the specific policy and exclusions.
Reflow oven outage
A reflow oven fails and halts a contract run against a tight deadline. Equipment breakdown and business income coverage may help with repairs and lost output, depending on policy terms.
Hypothetical scenarios for illustration only. Coverage depends on the specific policy, endorsements, exclusions, and facts of each claim.
What affects insurance cost
- End markets served by the assembled boards
- Degree of design responsibility assumed
- Value of customer-owned components on site
- Solvent, flux, and coating chemical use
- Criticality and age of assembly equipment
- Annual contract volume and revenue
- Loss history and quality-control practices
How much does it cost?
There is no single price for pcb assembly shop insurance — it depends on which of these coverages you carry and the specifics of your business. As a rough guide, here are general national averages for the coverages this business commonly needs.
- $500–$1,500 per year, often bundled with general liability
- $1,000–$3,000 per year, depending heavily on property value and location
- $300–$1,000 per year for many small businesses
- Varies widely by operations and site risk — a quote is required
- $200–$800 per year, often added to a property policy
- $500–$3,000 per year, driven largely by payroll and job class codes
These are general national averages shown for comparison only — not a quote. Actual premiums vary widely with underwriting and depend on the factors above and the specifics of your business, including size, revenue, location, claims history, and the limits you choose. See how we estimate costs.
Coverage considerations
- Add inland marine bailee coverage for customer property
- Review product liability for downstream field failures
- Assess environmental exposure from flux and solvents
- Confirm equipment breakdown for reflow and placement
- Clarify contract terms on design versus build fault
Common underwriting considerations
When insurers review a pcb assembly shop business, they commonly evaluate factors like these. This is educational information — nothing here is collected or submitted.
- Products manufactured and their end use — especially any safety-critical applications
- Annual revenue, production volume, and export activity
- Quality-control procedures, testing, and recall planning
- Property and equipment values, including specialized machinery
- Payroll, employee count, and workplace-safety programs
- Claims history, particularly product-liability and machinery losses
Common contractual insurance requirements
Contracts, leases, and licenses in this industry commonly impose insurance requirements such as these. Always review the specific wording in your own agreements.
- Supply agreements with larger customers commonly set minimum liability and umbrella limits
- Vendor and distributor agreements frequently require additional-insured status on product liability
- Equipment lessors and lenders require property coverage on financed machinery
- Contracts often include hold-harmless wording backed by contractual-liability coverage
- Some customer agreements require product-recall or contamination coverage
Common coverage mistakes
Mistakes businesses in this industry commonly make when arranging coverage — worth reviewing before you buy or renew.
- Carrying product-liability limits far below the exposure of the products made
- Underestimating business-income needs when a key machine or line goes down
- Overlooking equipment-breakdown coverage for presses, ovens, and production systems
- Missing coverage for tooling, dies, and customer-owned property in your care
- Failing to review completed-operations exposure on installed products
Frequently asked questions
Why does a contract assembler need bailee coverage?
Shops often hold valuable customer-owned components. Inland marine bailee coverage may respond if that property is damaged, lost, or stolen, subject to policy terms and exclusions.
Am I liable if a board fails but the design was the customer's?
Fault can be disputed between design and assembly. Product liability may respond to claims tied to your build, though allocation depends on the facts and policy terms.
Do soldering and coating chemicals affect coverage?
Flux, solvents, and coatings create fire and pollution exposure standard policies may exclude. Environmental liability may respond to releases, depending on the specific policy.
What happens if a reflow oven breaks down?
Equipment breakdown may help with repairs and spoiled in-process boards, and business income may address lost contract output. Coverage depends on policy terms.
How is high-value component inventory protected?
Commercial property and inland marine may help protect owned and consigned inventory against covered perils such as fire and theft. Limits and exclusions depend on the policy.
What drives premium for a PCB assembly shop?
End markets, design responsibility, customer property values, chemical use, and loss history typically drive cost. Each shop is rated on its specific operations.
How do I get a quote?
Call The Southern Agency at 1-800-777-1872 or request a quote online for guidance tailored to your pcb assembly shop business.