BSL-S1 Smart Lock: The Most Versatile Security Solution for Global Markets

KMAN BSL-S1: Why the World’s Best-Selling $14.99 Smart Lock is More Reliable Than You Think.

Pure Hardware Stability. Zero Bloatware. The Ultimate Foundation for Your Global Projects.

KMAN BSL-S1 Budget Smart Lock starting from 14.99 USD, support 23 languages and universal door compatibility for global OEM projects.

The Unprecedented $14.99 USD Factory-Direct Solution.

Your Exclusive Global OEM Advantage. Premium Quality, Stripped to the Core.

KMAN BSL-S1 Basic Version: Unprecedented $14.99 USD Factory Direct Price for global OEM projects. Featuring 5-way entry and industry-grade reliability.

Why These Smart Lock Systems Sell Fast

Disruptive Factory Cost

“Direct-from-factory pricing under $15 USD, maximizing your profit margins for large-scale projects and wholesale.”

Industrial-Grade Durability

“Built on a robust metal platform with a self-learning AI algorithm, ensuring long-term reliability with zero maintenance.”

Market-Proven Models

Engineered for international standards (6068/7068), trusted by rental managers and developers in 23+ countries.”

S1: The Ultimate Gateway to Smart Home Security

“A high-performance, cost-effective hardware platform designed for fast market entry and massive bulk distribution.”

KMAN BSL-S1 basic version smart lock starting at $14.99 USD with optional TTLock and Tuya smart home module integration.

BSL-S1: High-Efficiency Biometric Access for Global Markets

  1. Smart Reminders: Real-person voice navigation; low battery and system lock alerts.
  2. Unlock Methods: Fingerprint, Password, IC Card, Mechanical Key, and App Control (Optional).
  3. Biometric Sensor: Advanced Semiconductor (Self-learning AI algorithm).
  4. Power Supply: 4 x AA Alkaline Dry Batteries.
  5. Applicable Doors: Security Steel Doors, Wooden Doors, Apartment Entrances.
  6. Security Grade: <0.001% False Acceptance Rate (FAR).
  7. Smart Ecosystem: Supports TTLock / Tuya / Matter (Optional).
  1. Product Material: Industrial-Grade Metal Casing.
  2. Available Color: Matte Black (Anti-fingerprint coating).
  3. Product Dimensions: 370mm x 75mm (Full-size protection).
  4. Global Voice Support: Default English/Chinese; Optional support for 23+ international languages.
  5. Mortise Compatibility: Fully compatible with Universal 6068/7068 Standards (Supports 1:1 mechanical replacement).

S1: The Ultimate Budget-Friendly Hardware Platform

Low-cost, stable smart lock system designed for fast market entry and bulk orders

  1. Massive Ready Stock: Guaranteed fast delivery for rapid market entry.
  2. Factory Price Advantage: Direct-from-source pricing for maximum profit margins.
  3. Field-Proven Reliability: Stabilized hardware design to minimize after-sales maintenance.
  1. Best for:
  2. Wholesale Distributors & Global Importers
  3. Budget-Conscious Apartment Projects
  4. Entry-Level Smart Home Security Markets

Strategic Partnership: Empowering Global Distributors & Importers

“Accelerate your market entry with disruptive costs, stabilized supply chains, and scalable hardware solutions.”

Lower Purchase Cost

Maximize your competitive edge with factory-direct pricing under $15, ensuring high-profit margins for bulk distribution.

Stable Supply Chain

Consistent production capacity and large ready-stock reserves to guarantee seamless fulfillment for your year-round orders.

Scalable Portfolio

Standardized hardware architecture (S1 Platform) allows for easy product line expansion with minimal technical overhead.

OEM/ODM Ready

Full branding and customization support, from logo laser-engraving to tailored firmware, to strengthen your local brand identity.

KMAN BSL-S1 matte black smart door lock with biometric fingerprint sensor and universal 6068/7068 mortise compatibility.

“S1: The most reliable hardware platform for your smart security business.”

KMAN SMART BSL-S1 smart lock factory tour showing showroom, high-capacity assembly line, precision CNC machining for zinc alloy, and quality control stations for B2B wholesale.

"INDUSTRIAL-GRADE MANUFACTURING. FACTORY-DIRECT SUPPLY. OEM/ODM READY."

Partner with KMAN SMART: Scale Your Business Today

Leverage our low-cost, best-selling S1 models to penetrate your market with zero risk.

Fast Response within 24 Hours · OEM/ODM Support · Global Door Hardware Logistics