Smart Lock(key) - List of Manufacturers, Suppliers, Companies and Products

Last Updated: Aggregation Period:Sep 10, 2025~Oct 07, 2025
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Smart Lock Product List

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No construction required, can be installed even in rentals! Smart Lock SADIOT LOCK

Safety and security are taking on a new form. SADIOT LOCK is a smart lock that allows you to lock and unlock using your smartphone.

A smart lock that allows you to easily lock and unlock with your smartphone. Just get close, and the lock unlocks hands-free! 【Features】 ● Hands-free: Unlock easily without using your hands, just by bringing your smartphone close! ● Easy installation: No need for construction or special tools, making it possible to install in employee dormitories or rental housing! ● Auto-lock: Two selectable functions - automatic locking with a timer and a feature to prevent forgetting to lock. ● Key sharing: No need for face-to-face key handover, with the ability to grant keys to up to 20 people. ● History check: You can check the locking and unlocking history on your smartphone. * Please check the types of doors and keys that can be used before purchasing. * A Hub is required separately to enable locking operations from outside.

  • Hardware Doors, Handles and Locks
  • Door and window locks
  • Security locks (windows, front doors, etc.)

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KEYes Smart Lock

No key! A smart padlock that opens with a smartphone app.

Our "KEYes Smart Lock Service" is a keyless padlock system that grants unlocking permissions to the app via a server and unlocks using Bluetooth. It easily resolves issues such as "losing the key bundle for managed facilities," "returning borrowed keys to the lending location on the same day," and "picking up keys during business hours," supporting your company's digital transformation (DX). 【Features】 ■ Simply replace the padlock you are currently using ■ Suitable for outdoor use ■ Affordable due to being a padlock ■ Can be used for safes and storage *For more details, please download the PDF or feel free to contact us.

  • Company:KEYes
  • Price:Other
  • Entrance and exit control system

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Smart Lock "Selkey Cloud"

Supports auto-lock! Smart management of vacant room keys.

We offer the smart lock 'Selkey Cloud' as part of our real estate-focused SaaS solution, the "SS Cloud Series," which streamlines rental management and brokerage operations. With the issuance of one-time keys, temporary access can be granted to brokerage companies and prospective tenants to unlock and lock doors using their smartphones. Additionally, you can check the history of one-time key issuances and unlocking/locking activities on a PC screen. Battery levels can also be managed collectively. 【Features】 ■ One-time key issuance ■ Centralized management on PC screen ■ Auto-lock can also be unlocked ■ Keys can be handed over to tenants *For more details, please download the PDF or feel free to contact us.

  • Other Software

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LINKEY is a smart lock for businesses that reduces ongoing costs.

A must-see for those who prioritize cost performance. The LINKEY series smart locks for businesses help reduce ongoing costs.

What is the LINKEY series? LINKEY is a smart lock that streamlines your business operations. Currently, we have LINKEY Plus, which is well-received and available for small to medium-sized businesses such as vacation rentals, and LINKEY Pro, a new product set to launch in February 2025, recommended for managing multiple keys. LINKEY Plus / Pro Pricing Plans LINKEY Plus: *Please refer to "Pricing Information" for details. This communication method connects one relay device for each LINKEY unit. It offers the advantage of being more cost-effective than LINKEY Pro when operating a small number of units (1 to 3). It is also recommended for those looking to implement it across multiple buildings! LINKEY Pro: *Please refer to "Pricing Information" for details. *One relay device is installed per floor. LINKEY Pro allows you to manage all LINKEY units on a single floor with one relay device. Therefore, for customers who want to manage many locks on one floor, LINKEY Pro is recommended! Customers considering four or more units on one floor can benefit from using "Pro" at a better price!

  • Security locks (windows, front doors, etc.)
  • Entrance/exit management and personal identification system
  • Reservation Management System

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Thorough Explanation of the LINKEY Series Smart Lock!!

Thorough Explanation of the LINKEY Series Smart Lock!!

**What is the LINKEY Series?** The LINKEY series is a smart lock that started with the original LINKEY (discontinued), followed by LINKEY Plus and LINKEY Pro, which are currently on sale and well-received. The series boasts a total shipment of over 24,000 units. **LINKEY** (discontinued) LINKEY is the first smart lock from UME, launched in December 2014. Its basic functions are not significantly different from the current LINKEY series, and the always-connected smart lock was a groundbreaking product at the time. *Currently only available for maintenance support. **LINKEY Plus** Released in October 2020, LINKEY Plus is the successor to LINKEY. The maximum number of registered passcodes increased from 1 to 100, and the variety of compatible IC cards has expanded. It remains a very popular product, widely used primarily by short-term rental operators! **LINKEY Pro** Launched in February 2025, LINKEY Pro is the third smart lock in the LINKEY series. It incorporates new communication technology, allowing for the management of an entire floor with just one relay device while maintaining ease of use!

  • Security locks (windows, front doors, etc.)
  • Entrance/exit management and personal identification system
  • Reservation Management System

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[Smart Lock LINKEY Function Explanation 2] Passcode Function

【Smart Lock LINKEY Function Explanation 2】Passcode Function

What is LINKEY Plus? LINKEY Plus is a smart lock that streamlines your business operations. In this article, we will introduce how to use the PIN code feature of LINKEY Plus! About the PIN Code Feature With LINKEY Plus, you can register up to 100 PIN codes. Additionally, a master PIN code for administrators can be set separately. In the remote plan, you can instantly add or delete PIN codes remotely and register expiration dates. Convenient Uses - Add PIN codes remotely With LINKEY Plus, you can instantly change PIN codes from a remote location. This can solve your worries about managing properties from afar! - Set expiration dates With LINKEY Plus, you can set expiration dates for PIN codes. By setting an expiration date for the PIN codes provided to guests, you can prevent unauthorized use after the designated usage time! By using LINKEY Plus, you can further streamline your business!

  • Security locks (windows, front doors, etc.)
  • Entrance/exit management and personal identification system
  • Reservation Management System

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keykey

24-hour key exchange, fully self-service! Authentication can be done with a driver's license or card.

We would like to introduce 'keykey', which we handle. All tasks from reservation, payment, to handover are self-service. Keys and other items can be lent out without staff. Additionally, remote management is possible from anywhere via the internet. Simply plug it into a power source. It can be easily installed without any construction work. Please feel free to contact us when you need assistance. 【Features】 ■ All tasks from reservation, payment, to handover are self-service ■ Lending of keys and other items is possible without staff ■ Reservations and payments can be made from anywhere via the internet ■ Remote management is possible from anywhere via the internet ■ Improved operational efficiency *For more details, please refer to the related links or feel free to contact us.

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【Smart Lock LINKEY Function Explanation 4】What to do if the battery runs out or it malfunctions?

【Smart Lock LINKEY Function Explanation 4】What to do if the battery runs out or it malfunctions?

What is LINKEY Plus? LINKEY Plus is a smart lock that streamlines your business operations. In this article, we will introduce how to handle situations when LINKEY Plus runs out of battery or malfunctions! How LINKEY Plus Works LINKEY Plus operates on four AA alkaline batteries, which last for about one year (assuming 10 openings and closings per day). Battery Level Notification When the battery level of LINKEY Plus is low, a "low battery" indicator will light up on the device, and a melody will sound to notify you. Additionally, you can check the low battery notification on the web management system. How to Respond When the Battery is Dead If LINKEY Plus cannot be operated due to a dead battery, you can use the following two methods to operate it. 1. Unlocking with a Physical Key Open the key cover on the outdoor unit and unlock the lock with the physical key. 2. Unlocking Using Emergency Batteries Purchase a 9V battery at a nearby convenience store, remove the key cover from the outdoor unit, and while making contact with the external power connection, you can unlock it using an IC card or PIN code.

  • Security locks (windows, front doors, etc.)
  • Entrance/exit management and personal identification system
  • Reservation Management System

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【Smart Lock LINKEY Function Explanation 3】NFC Unlocking Function

[Smart Lock LINKEY Function Explanation 3] NFC Unlocking Function

What is LINKEY Plus? LINKEY Plus is a smart lock that streamlines your business operations. In this article, we will introduce how to use the NFC key unlocking feature of LINKEY Plus! What is an NFC Key? An NFC key is a feature that allows unlocking using an IC card (such as transportation cards or employee IDs) that is set up with LINKEY Plus! With LINKEY Plus, you can register up to 100 NFC keys, and you can assign names to each slot. Additionally, you can check detailed usage history, such as which card was used in which slot and when, through Finelink! By handing IC cards to guests and checking usage history, or by giving IC cards to cleaning staff or employees, you can help prevent unauthorized use!

  • Security locks (windows, front doors, etc.)
  • Entrance/exit management and personal identification system
  • Reservation Management System

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Outstanding weather-resistant smart lock for vacation rentals "LINKEY Plus"

Whether it's a typhoon or a blizzard. Exceptional weather resistance smart lock for vacation rentals 'LINKEY Plus'

What is LINKEY Plus? LINKEY Plus is a smart lock that streamlines your business operations. In this article, we will introduce the weather resistance of LINKEY Plus! Weather Resistance of LINKEY Plus Waterproof Performance: LINKEY Plus is equipped with weather resistance equivalent to IPX6. IPX6 means it can withstand strong jets of water from any direction! You can use it with confidence in environments exposed to rain and wind, such as front doors! Usage in Harsh Environments: LINKEY Plus is designed to operate in temperatures ranging from -20°C to 50°C. For example, it can be used in hot regions where temperatures can reach nearly 40°C in summer, or in harsh environments during winter where snow covers the area and temperatures drop below -10°C. Points to Note When Using: Difference Between Outdoor and Indoor Units: Weather resistance against rain and wind is only available for the outdoor unit. Please install the indoor unit in an area that is not exposed to outside air. Usage in Areas with Extreme Temperature Fluctuations: Rapid temperature changes may cause condensation to form inside the device. This condensation can lead to rust and other issues inside the device, potentially causing malfunction.

  • Security locks (windows, front doors, etc.)
  • Entrance/exit management and personal identification system
  • Reservation Management System

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[Video] How to Use and Set Up "LINKEY Plus"

[Video] Streamline with Easy Operation! How to Use and Set Up the Smart Lock "LINKEY Plus"

What is LINKEY Plus? LINKEY Plus is a smart lock that streamlines your business operations. In this article, we will introduce the basic operations and settings for locking and unlocking with LINKEY Plus! Unlocking and Locking Methods Here are the three main methods for unlocking and locking available with LINKEY Plus! 1. PIN Code You can register up to 100 PIN codes. You can also set expiration dates for the PIN codes, allowing for various operational uses. 2. NFC By using the NFC function, you can smoothly unlock and lock by holding your smartphone or IC card near the lock. 3. WEB Management Tool "Finelife" Using the WEB management tool "Finelife" for LINKEY Plus, you can unlock and lock remotely. It can be accessed from various devices such as PCs, smartphones, and tablets. Setting Methods You can check the setting procedures for each unlocking and locking method in video format on YouTube.

  • Entrance/exit management and personal identification system
  • Security locks (windows, front doors, etc.)
  • Reservation Management System

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[Video] How to Install LINKEY Plus Explained in Video

[Video] Easy installation without the need for construction! How to install the smart lock "LINKEY Plus"

【Points】 ★ LINKEY Plus, a business-use smart lock with screw fixation, enables long-term stable operation. ★ We have prepared a video that clearly illustrates the installation method that requires no drilling. ★ You can install it yourself, or we can arrange for installation! 【LINKEY Plus, installable without drilling】 LINKEY Plus (Linky Plus), a business-oriented smart lock chosen for vacation rentals and rental spaces. It is installed using a distinctive screw fixation method, unlike adhesive types. This eliminates the risk of misalignment, peeling off, or being removed. But how is it installed? It can be hard to visualize through words or instructions… right? For those who find it difficult, we have prepared a video! Please check it out via the YouTube link. No special tools are required. You can install it yourself. Of course, if it’s too difficult, we can arrange for a contractor to do the installation. *The video introduces the installation method for "LINKEY," but the installation method is the same for LINKEY Plus.

  • Security locks (windows, front doors, etc.)
  • Entrance/exit management and personal identification system
  • Reservation Management System

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LINKEY Plus <Suitable for renovation of existing condominiums>

Restoration to original condition is possible, making it suitable for rental properties! Real-time remote key management is also possible.

"LINKEY Plus" is a smart lock that employs a special installation method that does not require drilling holes in the door. Due to its PIN code system, it prevents key duplication and loss, and reduces the hassle and cost of cylinder replacement during move-outs and move-ins. By utilizing the web management feature, remote key management in real-time is also possible. Since it can be restored to its original condition, it is suitable for rental properties, making it recommended for converting existing apartments into long-term stay hotels or monthly/weekly apartments. 【Features】 ■ Special installation method that does not require drilling holes in the door ■ PIN code system ■ Reduces the hassle and cost of cylinder replacement during move-outs and move-ins ■ Achieves stable communication *For more details, please download the PDF or feel free to contact us.

  • Security locks (windows, front doors, etc.)

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LINKEY Plus <Preventing troubles in private lodging!>

Why not replace the tasks handled by human hands with "smart locks" and operate more efficiently?

For preventing troubles in vacation rentals, smart locks with entry management features are recommended. Operating vacation rentals and accommodations requires manpower and effort in various situations, such as reception duties, guest interactions, and trouble handling. Concerns like "It's difficult to provide 24-hour support" and "Hiring employees takes time and costs money" can actually be resolved with smart locks. 【Strengths of Smart Locks】 ■ Reduces the hassle of front desk and key handover - Can issue a passcode that is valid only for the duration of the guest's stay, eliminating the need for key handover. - Automatically expires after the checkout time, significantly reducing effort. ■ Reduces the hassle of security management - Allows remote setting of passcodes, cutting down the need to go on-site to change codes each time. - If integrated with external systems, automation of passcode issuance is also possible. ■ Reduces the hassle of trouble handling - Automatically locks with auto-lock feature, eliminating the chance of forgetting to lock the door. - Equipped with entry record functionality, allowing immediate verification of whether the door was opened while away. *For more details, please download the PDF or feel free to contact us.

  • Security locks (windows, front doors, etc.)

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A customer wants to install a smart lock at home! What is a retrofittable smart lock?

No installation work required and can be restored to original condition, making it easy to try! 24-hour support for any concerns.

Many smart locks require the removal of the original key or drilling holes in the door for installation, but the 'LINKEY Plus' uses a screw-fix method that does not require any construction work. Even if it doesn't fit your operational style, it can be easily restored to its original condition, making it easy to introduce. Even for first-time smart lock users, this product offers peace of mind. 【Features】 ■ No installation work required ■ Restorable to original condition ■ Can be tested in one room *For more details, please download the PDF or feel free to contact us.

  • Security locks (windows, front doors, etc.)

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