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Effective Date: October 15, 2025
All feedthrough capacitors and filter products manufactured by our company are strictly inspected and tested to ensure high reliability and stable performance.
Under normal operating conditions — meaning conditions that comply with the product’s technical manual, installation standards, and rated parameters — if a failure occurs due to design, material, or workmanship defects, the product will be eligible for warranty service according to the following policy.
· Standard components: 12 months from the date of purchase;
· Customized components / solutions: As specified in the purchase contract between both parties, but no less than 6 months;
· Note: If the technical manual specifies a longer warranty period, that clause shall prevail.
This warranty does not cover:
1. Improper use or human error, including but not limited to incorrect wiring, excessive bending of leads, mechanical stress, or incorrect installation;
2. Operation beyond rated limits, such as overvoltage, overcurrent, high temperature, or unsuitable environmental conditions;
3. Unauthorized modification, disassembly, or repair;
4. Environmental damage caused by lightning, surge, humidity, corrosion, or contamination;
5. Improper handling, storage, or transportation.
In cases involving complex system integration or third-party circuit design, any performance deviation caused by external compatibility issues shall not be considered a product defect. However, our engineering team will provide reasonable technical assistance when possible.
1. Application
· Submit a warranty request to your sales representative or after-sales service contact.
· Please include:
– Order or invoice number
– Product model and quantity
– Description of the issue and clear photos/videos
·Our support team will confirm receipt and initiate a preliminary review.
2. Evaluation
· The after-sales team will review the claim and assess whether it qualifies for warranty coverage.
· Additional information or test data may be requested.
· Once approved, the customer will be informed of the handling process.
3. Processing
· Qualified products should be returned to the designated service address following the provided instructions.
· Upon receipt, inspection, repair, or replacement will be completed within an agreed timeframe.
4. Feedback
· Once service is completed, the customer will be notified by email or SMS.
· Tracking information will be provided so the customer can follow the shipment status.
Our professional engineering team provides ongoing technical assistance, including:
· Application and installation consulting;
· Failure analysis and reporting upon request;
· Recommendations for product optimization or customized design solutions.
We are committed to ensuring the reliability and stability of our products in every customer’s application environment.
Our company reserves the right of final interpretation and modification of this policy.
In the event of force majeure, environmental influence, or system-level compatibility issues, we will provide reasonable support and technical advice but shall not be held liable for additional compensation beyond the agreed scope.
LCA is customer demand-centric. With professional technical capabilities, rigorous implementation processes, and considerate full-cycle services, it creates exclusive solutions for customers with diverse needs!
