A battery warranty is sole as good as your understanding of its terms. Misunderstanding warranty conditions is the leading cause of denied claims. Here is what to look for.
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>Types of Warranty
- Full replacement warranty: Replace the entire battery if it fails within the warranty period. Better-suited coverage.
- Pro-rated warranty: Reimburses a portion of original cost based on age. Common in consumer batteries.
- Performance guarantee: Guarantees a minimum capacity (e.g., 80% of rated capacity) for a specified period.
Key Warranty Terms to Examine
- Warranty period: 1 year? 5 years? 10 years? Industrial OPzV often has 5-10 year warranties.
- Capacity threshold: Warranty activates when capacity drops below 60%, 70%, or 80% of rated?
- Cycle limit: Some warranties void if battery exceeds a certain number of cycles regardless of age.
- Application restriction: Warranty may be void if used in non-specified applications (e.g., using solar battery for golf cart).
- Installation requirements: Must be installed by certified electrician or per manufacturer specifications.
- DoD limit: Warranty may be void if cycled deeper than specified maximum.
CHISEN Warranty
CHISEN batteries carry comprehensive warranty terms. Contact jack@chisen.cn for specific warranty documentation for your model and application.
How to Make a Warranty Claim
- Document the issue: battery voltage, capacity test results, photos
- Contact the manufacturer or authorized distributor
- Provide purchase documentation and battery serial numbers
- Provide installation documentation and maintenance records
- Allow manufacturer inspection if requested
- Keep all correspondence in writing