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Frequently Asked Questions: Sourcing Door Window Magnetic Sensor (WL-DS150) from Wanlin China Factory

The following questions are most frequently asked by distributors, importers, and system integrators in S?o Paulo, Brazil when evaluating Wanlin as their China factory supply partner for Door Window Magnetic Sensor (WL-DS150).

Q7: What incoterms do you support for shipment to S?o Paulo?
A: EXW, FOB Shanghai/Shenzhen, CIF S?o Paulo, DDP S?o Paulo. For DDP shipments, we manage all customs and last-mile delivery — you receive goods ready for sale.

Q9: How do you handle warranty claims for products sold in Brazil?
A: 2-year warranty. Defective units within warranty are replaced in the next shipment at no charge. For time-sensitive replacements, we can air-freight replacement units to S?o Paulo within 48 hours.

Q1: What is the MOQ for the WL-DS150?
A: Standard MOQ is 100 pcs for a trial order. After your first successful shipment, we support smaller re-order batches. Contact wanlinfirecontrol@163.com to discuss your S?o Paulo market trial.

Q2: Does the Door Window Magnetic Sensor hold ISO 9001 certification?
A: Yes. The WL-DS150 holds ISO 9001 / ETL / CE certifications. We provide full test reports and Declaration of Conformity — ready for Brazil customs and fire authority inspection.

Q4: Can I get a sample before placing a bulk order?
A: Yes. Contact wanlinfirecontrol@163.com. Sample ships via DHL/FedEx (3–5 days to S?o Paulo). The sample cost is fully deductible from your first bulk order.

Q8: Is the Door Window Magnetic Sensor compatible with Alexa, Google Home, or Apple HomeKit?
A: Yes. Most Wanlin home fire safety products support voice assistant integration. The WL-DS150 works with Alexa and Google Home out of the box. HomeKit integration available in the OEM version.

Q10: Can you help with product registration / local certification in Brazil?
A: We provide all required documentation (ISO 9001 / ETL / CE) and have experience supporting partners in Brazil through local fire authority registration. Contact wanlinfirecontrol@163.com for a compliance checklist specific to Brazil.

Q5: Can you do private label / OEM branding for the S?o Paulo market?
A: Absolutely. OEM branding (packaging + logo + manual) starts from 500 pcs. Full private label including custom firmware and APP branding starts from 1,000 pcs. We sign an NNN agreement to protect your brand in Brazil.

Still Have Questions?

Our export team in China responds within 24 hours to all inquiries from S?o Paulo, Brazil.
Export Service Hotline: +8613261677119
Email: wanlinfirecontrol@163.com
Website: www.wanlinfire.com

Published Date

2026-01-16

Contact

Export Service Hotline: +8613261677119
Email: wanlinfirecontrol@163.com
Website: www.wanlinfire.com