FAQ: Sourcing Door Window Magnetic Sensor (WL-DS150) from China — Answers for Mexico City Importers

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 Mexico City, Mexico when evaluating Wanlin as their China factory supply partner for Door Window Magnetic Sensor (WL-DS150).

Q9: How do you handle warranty claims for products sold in Mexico?
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 Mexico City within 48 hours.

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.

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

Q10: Can you help with product registration / local certification in Mexico?
A: We provide all required documentation (ETL / AS 3786 / ISO 9001) and have experience supporting partners in Mexico through local fire authority registration. Contact wanlinfirecontrol@163.com for a compliance checklist specific to Mexico.

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 Mexico City). The sample cost is fully deductible from your first bulk order.

Q6: What payment terms do you offer for new partners in Mexico?
A: For first orders: 30% deposit, 70% before shipment. After 2+ successful orders, we can offer T/T 30/70, LC at sight, or open account terms for established partners.

Q5: Can you do private label / OEM branding for the Mexico City 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 Mexico.

Q2: Does the Door Window Magnetic Sensor hold ETL certification?
A: Yes. The WL-DS150 holds ETL / AS 3786 / ISO 9001 certifications. We provide full test reports and Declaration of Conformity — ready for Mexico customs and fire authority inspection.

Still Have Questions?

Our export team in China responds within 24 hours to all inquiries from Mexico City, Mexico.

Export Service Hotline: +8613261677119

Email: wanlinfirecontrol@163.com

Website: www.wanlinfire.com

Published Date

2026-05-03

Contact

Export Service Hotline: +8613261677119

Email: wanlinfirecontrol@163.com

Website: www.wanlinfire.com