Top 10 Korean Smart Lock Manufacturers & Suppliers

Do you want to find Korea’s leading smart-lock manufacturers? It can be challenging to source a factory that has cutting-edge technology and competitive pricing. In a marketplace full of OEMs, ODMs, and trading firms, how do you find genuine manufacturers—ones with their own research and development, factories, and quality-control processes—and not mere resellers?

In this guide, we’ve distilled the landscape to the Top 10 Korean Smart Lock Manufacturers & Suppliers. Each of these companies has its own South Korean factory or R&D center, offering first-hand price and direct technical expertise access. Some offer end-to-end solutions from design and prototyping to mass production, while others offer specialized innovations such as Bluetooth integration, biometric authentication, or ultra-durable outdoor casings. We’ve excluded pure traders and distributors to give you just the actual makers of tomorrow’s door-security systems. Sourcing for a global hospitality deployment or needing a bespoke enterprise-level solution, this list will be your jumping-off point into the very heart of Korea’s smart-lock community.

1. List of Top 10 Korean Smart Lock Manufacturers & Suppliers

Below is our carefully curated list of the top ten authentic smart-lock manufacturing facilities in Korea. Utilize it to compare founding dates, company size, and website gateways for immediate contact.

2. Top 10 Korean Smart Lock Manufacturers & Suppliers

Now, we will go deep into each company by introducing their website, year established, location, and achievements.

Top 1: M Hardware

M Hardware began in 2008 as a small lock-component retail outlet near Seoul’s tech district. Over the past fifteen years, it has developed into a 10,000-sqm production facility, developing modular smart-lock platforms that seamlessly integrate into IoT ecosystems.

Leveraging a dedicated R&D center, M Hardware has over 25 RFID-encryption and motor-control-algorithm patents. Its product line ranges from residential deadbolts through hotel-grade keycard solutions to industrial padlocks with remote-monitoring capabilities. Key achievements include ISO 9001 certification (2012) and partnership agreements with two of the largest telcos in Korea for embedded-SIM OTA updates. M Hardware currently exports to 40+ countries and has over 300,000 smart-lock units produced annually.

Website: http://mhardware.co.kr/

Year Established: 2008

Location: Seoul, South Korea

Products:

• RFID-enabled Deadbolts
• Bluetooth-LE Padlocks
• Wi-Fi Hub Controllers
• Hotel Keycard Locks
• Enterprise Access Gateways

Top 2: Samsung Digital Life

Samsung Digital Life, an affiliate of the Samsung Group founded in 1988, is now one of the global leaders of the most respected brands of smart lock solutions. The company began to concentrate on consumer electronics at first, and the firm created its subsidiary Digital Door Lock in the early 2000s as a means of capitalizing on increasing interest in home automation. Over the past two decades, Samsung Digital Life has invested heavily in proprietary encryption algorithms, integrating RFID, PIN-code entry, and Bluetooth-LE technologies into a unified platform. Their in-house R&D center in Suwon houses more than 300 engineers dedicated to developing features like mobile-app remote access, tamper alerts, and voice-assistant compatibility.

Samsung’s smart-lock product was already ISO 14001 environmentally certified and CE/FCC compliant by 201,0 when it was set to be exported to Europe and North America. In 2015, the SHS-H705 series of anti-jam deadbolts with one-touch locking appeared as a world bestseller. Samsung Digital Life has also collaborated with major hotel chains to introduce Keyless Entry Systems in over 200,000 rooms worldwide for residential lock use outside its own. Recent success includes integration with Samsung SmartThings to provide seamless smart-home automation and the introduction of FIDO-certified biometric deadbolts in 2023.

Website: https://www.samsungdigitallife.com/samsung-digital-door-locks/

Year Established: 1988

Location: Suwon, Gyeonggi Province, South Korea

Products:

• RFID PIN-Code Locks
• Biometric Fingerprint Deadbolts
• Bluetooth-LE Smart Padlocks
• Hotel-Grade Keycard Systems
• Mobile-App Controllers

Top 3: iLockey

Founded in 2008, iLockey began life as a China security-electronics boutique workshop with a specialty in ruggedized keypad locks for outdoor applications. By 2007, the company had patented its first weather-sealed motor assembly and received contracts from major Chinese telecom operators to secure base-station cabinets. Having realized the B2B opportunity, iLockey pushed into home automation in 2012 with Wi-Fi–enabled deadbolts that include AES-256 encryption and over-the-air firmware updates.

In 2016, iLockey opened a 5,000-sqm factory with SMT lines and CNC machining centers that brought production capacity to 500,000 units per year. Their R&D department collaborates closely with KAIST in creating an AI-driven anomaly detection capable of detecting unauthorized tampering of locks in real time. iLockey solutions are now deployed across residential, commercial, and industrial markets; some of the deployments include smart-lock deployments on high-security bank safe vault doors in China, which in 2021 obtained FIPS 201 certification.

Website: https://www.ilockey.com/smart-door-lock/

Year Established: 2008

Location: China

Products:

• AES-Encrypted Deadbolts
• Industrial Cabinet Locks
• Wi-Fi Smart Lever Locks
• Bluetooth-LE Padlocks
• OTA Firmware Platforms

Top 4: Supremain C

Supremain C, launched in 2013 as part of the Suprema brand, is a biometric and networked access solution firm. Expanding on Suprema’s tradition of fingerprint-sensor technology, Suprema C developed its first smart-lock prototype by 2015, combining fingerprint authentication with IP-based networking. Its Suwon R&D center holds more than 50 patents for sensor miniaturization, liveness detection, and secure key exchange.

By 2017, the company had expanded production in a 3,000-sqm facility and introduced a line of Hybrid Smart Locks—products that may operate in stand-alone, LAN-connected, or cloud-managed modes. Supremain C’s flagship model, the SL-X300 series, features onboard anti-tamper and anti-drill protection and can support up to 3,000 user templates. The series has been installed in government complexes, company campuses, and co-working centers in Asia and the Middle East.

Supremain C was ISO 27001 for information security management in 2019 and recognized as the “Fastest-Growing Biometric-Lock Vendor in APAC” by Frost & Sullivan in 2021. They have extended export reach up to 45 countries and OEM partnerships with several European locksmith brands.

Website: https://www.supremainc.com/

Year Established: 2013

Location: Suwon, South Korea

Products:

• Biometric Fingerprint Locks
• Hybrid IP Smart Locks
• Mobile-App & Cloud Locks
• Anti-Tamper Deadbolts
• OEM Lock Modules

Top 5: EPIC Co., Ltd.

EPIC Co., Ltd., established in 1998, initially did business as an OEM components supplier before moving towards complete smart‐locking solutions in 2005. EPIC, headquartered in Yongin, initially focused on secure mechanical cylinders; in 2010, they included RFID and encryption modules in their core product. Their 8,000‐sqm production facility boasts clean‐room assembly lines and a top‐of‐the‐line test lab accredited by KOLAS for environmental, reliability, and lifespan testing.

EPIC’s innovation came in 2014 with the launch of their E‐Lock series using smartphones as virtual keys via NFC. Subsequent refinements included Bluetooth mesh networking for controlling multiple doors and voice‐assistant integration. EPIC’s global expansion accelerated after CE, UL, and EN certifications between 2016 and 2018. EPIC currently offers smart‐lock systems for high‐rise residential towers, office towers, and public buildings with over a million units installed worldwide.

For its development, EPIC received the “Korea Smart Home Innovation Award” in 2020, and its proprietary motor‐control algorithm was licensed by two major Southeast Asian utilities for safe access to mission-critical systems.

Website: https://www.epic.co.kr/

Year Established: 1998

Location: Yongin, Gyeonggi Province, South Korea

Products:

• NFC‐Enabled Door Locks
• Bluetooth Mesh Controllers
• Virtual-Key Mobile Apps
• Long-Life Deadbolts
• OEM Security Modules

Top 6: Solity Smart Lock

Solity Smart Lock, founded in 2015, is the newest member of Korea’s top lock manufacturers. Spun off from a university at POSTECH, Solity founders set out to create ultra‐low‐power smart‐lock motors for battery‐efficient performance. Two years on, they commercialized a lock with a consumption level under 50µA on standby, five times lower than industry standards.

Its Pohang R&D laboratory collaborates with Korea’s leading materials science institutes to develop next‐generation wear‐resistant coatings and solid‐state sensors. Production began in 2018 at a 4,000‐sqm factory with fully automated assembly lines that can produce up to 200,000 units annually. Early commercial traction was realized in the consumer IoT space, where Solity’s modular locks were integrated into several Korean smart­-home platforms.

In 2022, Solity raised Series A from top VC investors, powering growth in Europe and North America. They are ISO 9001 and CE certified and were covered by TechCrunch for their “Battery-Lasting Three Years” intelligent-lock model. Solity remains committed to energy efficiency and modularity, with a vision for completely solar-powered access devices soon.

Website: http://solitysmartlock.com/

Year Established: 2015

Location: Pohang, North Gyeongsang Province, South Korea

Products:

• Ultra-Low-Power Deadbolts
• Modular IoT Lock Modules
• Solid-State Sensor Locks
• Battery-Operated Padlocks
• Consumer-IoT Lock Hubs

Top 7: Unicor

Unicor, which was created in 2009, quickly gained recognition as an industrial and commercial smart lock expert. Based in Incheon, Unicor initially developed rugged CNC-machined lock bodies for heavy-duty applications—mining equipment, railcar doors, and chemical-plant gates. In 2012, they introduced their first RFID proximity lock and obtained multiple patents for high-torque, tamper-resistant motor assemblies.

They have a double-certified ISO 9001/14001 facility for their production building, featuring specially labeled clean areas for electronics and stainless steel processing mechanical workshops. Their 2016-launched UC-Series Smart Gate Locks feature automated lock/unlock scheduling, real-time cloud monitoring, and geofencing—features that also drew interest from smart-factory integrators and logistics companies alike.

Unicor’s accolades have included the “Korea Industrial Security Award” (2018) and CE/FCC certification for its UC-6000 product line. Unicor now serves customers in 25 nations, including major Middle Eastern shipping hubs and European manufacturing centers. Its product development roadmap is centered on AI-based predictive maintenance and satellite-backed remote access in off-grid use cases.

Website: http://unicor.co.kr/

Year Established: 2009

Location: Incheon, South Korea

Products:

• Industrial RFID Locks
• Cloud-Managed Gate Locks
• Tamper-Resistant Deadbolts
• High-Torque Motor Assemblies
• AI Predictive-Maintenance Modules

Top 8: Legrand Korea

Legrand Korea is the Korean subsidiary of the global Legrand Group, traceable back to 1904. Its Korean presence began in 1970 as an electrical wiring accessories company. In 2005, Legrand Korea launched its Smart Home business division in Seoul, moving into networked security. Their smart‐lock R&D facility now employs over 150 engineers doing IoT integration, power‐over‐Ethernet locks, and security protocols.

Manufacturing is done within Legrand’s technology-intensive factory in Gumi, using robot-supported assembly and strict ESD controls for sensitive electronics. In 2010, the CELIANE Smart Lock series was rolled out regionwide throughout Asia Pacific and integrated with Legrand’s MyHOME home automation platform. Subsequent revisions included KNX-standard interoperability and smartphone-app control.

Legrand Korea’s unique achievements are TÜV Rheinland safety certification, EN 14846 mechanical resistance testing, and a string of “Best of Seoul HomeTech” awards. Their series of intelligent-lock products addresses high-end residential and commercial markets, distributed in Europe, North America, and Oceania.

Website: https://www.legrand.co.kr/ko

Year Established: 1970

Location: Seoul, South Korea

Products:

• PoE Smart Locks
• KNX-Compatible Deadbolts
• MyHOME Integration Locks
• ESD-Protected Security Modules
• Automated Access Gateways

Top 9: Milre

Milre, founded in 2001, has carved a niche position as a form-factor‐centered designer‐maker of minimalist, stylish smart locks. Gyeonggi-do-based, Milre’s prime focus is on form-factor design innovation at the expense of no security. Design studio is paired with the production factory to develop locks featuring stunning glass-touch panes and hidden-hinge mechanisms.

By 2006, Milre had launched their first RFID/touchscreen hybrid lock and attained CE/FCC certifications, which proved to be the gateway to European markets. Milre’s 6,000-sqm factory boasts a full prototyping laboratory and qPCR chambers for environmental stress testing. Milre launched the Shine Series in 2013 and took home numerous Red Dot and iF Design Awards in industrial design.

Milre products are displayed in luxury residential developments, boutique hotels, and flagship retail centers across the world. Milre remains a privately held company, with ISO 9001 and RoHS accreditations, and ventures deeper into smart-home platforms through partnerships with Vera and Homey.

Website: https://milre.tradekorea.com/main.do

Year Established: 2001

Location: Gyeonggi Province, South Korea

Products:

• Glass-Touch Smart Locks
• RFID/TFT Hybrid Locks
• Design-Award Deadbolts
• Luxury-Grade Padlocks
• Boutique OEM Modules

Top 10: Keeslock

Keeslock, established in 2000 in Daegu, Korea, specializes in mid-scale smart-lock solutions for multifamily and commercial real estate projects. Keeslock began as a mechanical-lock OEM and moved into electronics in 2008. They launched their KE-Series smart deadbolts in 2010. Keeslock has vertical integration: from die-casting and CNC machining to PCB assembly and firmware design.

Their 7,500-sqm Daegu factory is split into mechanical, electronic, and test spaces, with a production capacity of 400,000 units annually. Keeslock’s collaborative R&D efforts with DGIST focus on frontier materials, battery efficiency, and secure Bluetooth authentication. In 2018, they released the KE-BT500, a Bluetooth-only device that invaded Korean apartment complexes everywhere.

60% of Keeslock’s output is exported with UL, CE, and KCC certifications to the Middle East and Southeast Asia. The awards received by them include the “Daegu Innovation SME Award” in 2020 and a “Best OEM Supplier” award from a major Korean construction group.

Website: https://www.keeslock.co.kr/ko/

Year Established: 2000

Location: Daegu, South Korea

Products:

• Bluetooth-Only Deadbolts
• Multifamily Access Systems
• Vertical-Integrated Lock Modules
• CNC-Machined Lock Bodies
• OEM Firmware Platforms

3. Pros and Cons of Choosing Smart Lock Manufacturers & Suppliers

In deciding on a smart-lock partner, the advantages and disadvantages should be weighed carefully:

1) Advantages

• Direct Factory Pricing: Bypassing distributors can save unit costs by 10–25%.
• Customization Flexibility: True manufacturers will customize firmware, form factor, and integrations to suit you.
• Supply-Chain Control: Open access to manufacturing schedules, material procurement, and quality-control data in real time.
• R&D Synergy: Deep partnership can accelerate feature development—needed to keep ahead of competitors in security tech.

2) Disadvantages

• Minimum Order Quantities (MOQs): Factories typically expect orders of a thousand units, which stretch tight budgets too thin.
• Communication Barriers: Time zones and local language differences can lead to delays in clarifications or order modifications.
• Intellectual-Property Risks: With flimsy NDAs and contracts, early-stage designs could be vulnerable.
• After-Sales Logistics: Supporting warranty repair or replacement parts all over the world may require more lead time and cost.

By balancing these factors—cost against versatility, velocity against risk—you can select the smart-lock manufacturer best positioned for the size and technical needs of your project.

4. Conclusion

Identifying a credible Korean smart-lock manufacturer is an odyssey that calls for market research, strategic filtering, and proper negotiation. Our Top 10 list in this report gives you a wide picture of the industry’s greatest movers, each with proven manufacturing records, global presence, and niche technology offerings. Armed with knowledge of their founding dates, product lines, and operational highlights, you’re now prepared to initiate direct communications, place order samples, and compare quotations. Ready to win your next project with a cutting-edge partner? Jump in, reach out, and get the ball rolling toward seamless manufacturing partnership in Korea’s smart-lock industry.