The F1821 Smart Lock for Fireproof Doors is clear evidence of Vietnam's mastery of technology and precision engineering in the high-end security equipment segment. Developed by Oval VN Technology Joint Stock Company, this electronic lock has received certification for compatibility with international standard fireproof doors. In the context of global businesses shifting their supply chains to Southeast Asia, sourcing this Made in Vietnam smart lock through Valisourcing provides a secure, standard-compliant solution at competitive prices and with a professional export logistics process.

Advanced Manufacturing Quality & Materials

The F1821 lock is manufactured under strict quality control, ensuring stringent technical criteria for fire safety:

EI70 Fire Resistance Rating: The product has undergone rigorous heat resistance tests, ensuring the lock structure and mechanical functionality remain safe for up to 70 minutes (EI70 standard) in the event of a fire.

High-Strength Materials: The lock's outer casing is crafted from high-quality aluminum alloy, optimizing durability and responsiveness. The lock cylinder and bolt – the heart of the security system – are cast entirely from SUS 304 stainless steel, resistant to cutting, rust, and deformation at high temperatures.

International Certifications: The manufacturing plant meets ISO quality management standards, and the product proudly holds prestigious global export certifications including CE, FCC, BHMA, and RoHS.

Smart Features & Commercial Applications

The F1821 boasts a versatile unlocking ecosystem, perfectly meeting the operational management needs of modern buildings:

Diverse Unlocking Methods: Integrates ultra-sensitive biometric fingerprint sensor technology, 13.56MHz smart card, backup mechanical key, and remote management via the TTLock app on your phone.

16-bit Virtual Password Security: The anti-peeping virtual password feature allows users to enter random characters before or after the correct password, completely preventing password copying.

Flexible Practical Applications: The lock is designed to fit all types of fireproof doors and door systems with leaf thicknesses from 35mm to 50mm. This is an ideal material category for high-rise apartment projects, office buildings, hotels, data centers, and industrial projects.

Wholesale Order Support & OEM/ODM Services

Vietnamese manufacturers on the Valisourcing platform are ready to provide professional B2B services to international wholesale customers:

Private Brand Manufacturing (OEM/ODM): Support for logo engraving, customized packaging, user manuals, and color adjustments according to the requirements of distribution partners.

Scalable Supply Capacity: Flexible MOQ policy provides maximum support for both regional security equipment dealers and large project contractors.

Ready for Export: The lock uses 4 convenient AA Alkaline batteries (up to 8 months of use), is packaged to industrial standards, comes with complete certification documents, and includes a 24-month manufacturer's warranty for peace of mind during customs clearance and business operations.

Why Choose Vietnamese Suppliers Through Valisourcing?

Valisourcing is a reliable platform that directly connects international buyers with 100% verified Vietnamese suppliers. Choosing smart fire-resistant door locks from Vietnam helps businesses optimize profit margins thanks to wholesale prices without intermediaries. At the same time, Vietnam's high-quality mechanical engineering combined with tariff advantages from free trade agreements will give your business a superior competitive advantage.