The role of Mechanical Keys in a Smart Lock (1)


The Role of Mechanical Keys in Smart Door Locks


As smart locks continue to revolutionize home security by offering keyless entry, remote access, and customizable access codes, many still incorporate traditional mechanical keys as a backup or alternative entry method. This integration ensures a seamless blend of traditional security and modern innovation. In this blog, we will explore the role of mechanical keys in smart locks and how they bridge the gap between these two worlds.


The Importance of Mechanical Keys in Smart Locks

While smart locks offer numerous advantages, such as increased convenience and enhanced security features, they can be vulnerable to technical issues, power failures, or hacking attempts. Incorporating a mechanical key option in a smart lock system provides several benefits:


A mechanical key serves as a backup entry method if the smart lock’s electronic components fail or if there’s a power outage. This redundancy ensures that users are never locked out of their homes due to technical malfunctions.

Peace of Mind

Having a physical key can offer reassurance and a sense of familiarity for those who may not fully trust electronic security measures. For some, the tactile feel of a traditional key provides comfort and confidence in their security system.


Mechanical keys can be used in conjunction with other entry methods, such as keypads or biometrics, allowing users to choose the most convenient or secure method based on their needs. This flexibility is particularly useful in households with varying levels of tech-savviness.

Smart Locks with Mechanical Key Options

Many leading smart lock manufacturers offer products that support the use of mechanical keys as an alternative or backup entry method. Some popular models include:

Oji Code+

This smart lock features a built-in keypad for code-based entry and supports a traditional key as a backup method. It provides a comprehensive security solution that combines digital and physical access.

Oji Sigma

While primarily designed for keyless entry and remote access via a smartphone app, this smart lock can be installed over an existing deadbolt, allowing users to continue using their mechanical keys. This model is ideal for those transitioning from traditional locks to smart locks.

Philips Alpha VP-5HWS

Available in various configurations, the Philips Alpha Series offers models with keypads, touchscreens, or even biometric fingerprint scanners. Many of these models also include a mechanical key option for added security, catering to diverse user preferences.

Balancing Tradition and Innovation

When choosing a smart lock that supports mechanical keys, it’s essential to consider factors such as:


Ensure that the smart lock is compatible with your door’s dimensions, existing hardware, and your preferred smart home ecosystem. Compatibility ensures smooth installation and operation without the need for extensive modifications.


Look for smart locks with robust encryption and other security features to protect against unauthorized access, both digitally and physically. The mechanical key option should complement these features, not compromise them.


Evaluate how the mechanical key option complements the smart lock’s other features, such as keyless entry methods and remote access capabilities. The goal is to enhance overall convenience without sacrificing security.

Why a Smart Lock should have a Mechanical Key

A smart lock with a mechanical key option can be advantageous for several reasons, providing enhanced security, redundancy, and flexibility. Here are some reasons why it’s better for a smart lock to have a mechanical key:


Electronic systems, including smart locks, can sometimes experience technical issues, such as software glitches or hardware malfunctions. Additionally, power outages or drained batteries can render a smart lock inoperable. Having a mechanical key option ensures that you can still access your property in such situations, serving as a reliable backup entry method.


Some users may not be entirely comfortable with relying solely on electronic access methods, particularly those who are less tech-savvy or prefer traditional security measures. Including a mechanical key option can provide these users with a sense of familiarity and reassurance.

Emergency Access

In emergencies, such as a fire or a home intrusion, quick access to the property is crucial. If electronic access methods fail or are compromised, a mechanical key can provide a fast, fail-safe way to enter or exit the property.


A smart lock with a mechanical key option allows users to choose their preferred entry method depending on the situation. For instance, they might opt for keyless entry most of the time but use a mechanical key when their smartphone is lost or not available.

Lower Risk of Lockouts

If a user forgets their access code or loses their smartphone, a mechanical key can prevent them from being locked out of their property. This can save time and money associated with calling a locksmith or needing to reset the smart lock’s access codes.

Additional Layer of Security

While smart locks generally have robust security features, they can still be vulnerable to hacking or other digital threats. A mechanical key provides a physical layer of security that is immune to digital attacks, adding an extra safeguard against unauthorized access.

Here are some frequently asked questions (FAQs) regarding the role of mechanical keys with smart locks:

Q: Can I still use a physical key with a smart lock?

A: Many smart locks offer a backup key option in case of technical issues, power failures, or other situations where electronic access methods may not be available. However, some models are entirely keyless. Be sure to check the features of the specific smart lock you’re considering to ensure it meets your needs.

Q: How secure is a smart lock that uses a mechanical key?

A: Smart locks with mechanical key options typically provide an additional layer of security, as they offer a backup entry method if the electronic components fail. However, the overall security of a smart lock also depends on factors such as encryption, physical durability, and resistance to tampering. It’s essential to consider all aspects of a smart lock’s security features when making your decision.

Q: Can I use my existing mechanical key with a new smart lock?

A: Some smart locks can be installed over an existing deadbolt, allowing you to continue using your current mechanical key. However, this depends on the specific smart lock model and the compatibility with your existing hardware. Be sure to verify compatibility before purchasing a smart lock.

Q: Is it possible to rekey a smart lock that uses a mechanical key?

A: Yes, many smart locks that incorporate mechanical keys can be rekeyed by a professional locksmith, just like a traditional lock. This can be useful if you lose your keys or need to change the locks for security reasons.

Q: Do I need to replace the batteries in my smart lock more frequently if I use a mechanical key?

A: Using a mechanical key typically doesn’t impact the battery life of a smart lock, as it doesn’t rely on the lock’s electronic components. However, the battery life of a smart lock can be affected by factors such as usage frequency, temperature, and the lock’s specific features. Always consult the manufacturer’s guidelines for information on battery life and replacement.

Q: Will using a mechanical key affect the smart features of my lock?

A: Generally, using a mechanical key won’t impact the smart features of your lock, as it serves as an alternative or backup entry method. However, some smart locks may require you to manually update the access logs or other settings if you use a mechanical key, as they may not automatically detect this type of entry. Be sure to review the smart lock’s user manual for specific instructions on using a mechanical key in conjunction with its smart features.


Incorporating mechanical keys into smart lock systems bridges the gap between traditional security and modern innovation. This combination provides homeowners with the flexibility, redundancy, and peace of mind needed to ensure their property remains secure in a rapidly changing world.

When selecting a smart lock that supports mechanical keys, carefully consider the balance between traditional and digital security to find the perfect solution for your unique needs.

Ojismart is the best Smart Lock provider in UAE. We offer a wide variety of Smart Lock products, expert technician and engineer support, and a seamless process that prioritizes our client’s concerns. In addition, Ojismart is keen to provide consistent innovation and convenience to deliver the best Smart Lock. A Smart Lock for every door.

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