Best Master Lock Cabinet Safes of 2026

Corey Phillips Avatar
Corey Phillips
Last Updated: 4 Feb 2026

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Cabinet safes by Master Lock are an ideal solution for those seeking to secure their valuables or confidential documents. These safes are designed to be installed inside cabinets, providing an added layer of security and discretion. With their solid construction and reliable locking mechanisms, they offer peace of mind knowing that your possessions are safe and secure. Whether you need to store important papers, jewellery, or cash, Master Lock cabinet safes are a great choice to protect your belongings.

At a Glance: Our Top Picks

Master Lock Fireproof Safe Box with Key Cover #TOP 1
Master Lock Fireproof Safe Box with Key
ftb score rating icon 9.9
Master Lock Fireproof and Waterproof Safe Box Cover #TOP 2
Master Lock Fireproof and Waterproof Safe Box
ftb score rating icon 9.8
Master Lock 5480EURD Key Safe with Large Capacity Cover #TOP 3
Master Lock 5480EURD Key Safe with Large Capacity
ftb score rating icon 9.6

Top 10 Master Lock Cabinet Safes

Master Lock Fireproof Safe Box with Key

L1200
Black
Master Lock Fireproof Safe Box with Key Cover
MASTER LOCK Certified Fireproof Safe Box with Key, 5L, 362 x 156 x 284 mm, Portable with carrying handle, Black, for home and professionals

The Master Lock Fire Safe is designed to keep your important documents and valuables secure from fire damage. With its advanced fire protection, it can withstand temperatures of up to 843°C for half an hour, ensuring that your essential items remain safe. The privacy key lock adds an extra layer of security, preventing unauthorised access and keeping the lid closed during a fire. With convenient carrying grips, you can easily transport the safe wherever you need it, making it an ideal choice for both home and professional use.

What We Like
Fire resistant for document protection
Privacy key lock for security
Portable with carrying grips
Compact size for easy storage

Master Lock Fireproof and Waterproof Safe Box

LCHW20101
Black
Master Lock Fireproof and Waterproof Safe Box Cover
MASTER LOCK Certified Fireproof and Waterproof Safe Box with Key, 7.8L, 391 x 168 x 363 mm, Portable with carrying handle, for home and professionals

The Master Lock Safe Box is designed to keep your important documents and valuables secure from fire and flood damage. With its fire-resistant capabilities, it can endure temperatures of up to 843 degrees Celsius for half an hour, ensuring your items remain protected. Its waterproof features offer additional peace of mind during floods, safeguarding your belongings from water damage. The key lock adds another layer of security, preventing the lid from opening in a fire, allowing you to trust that your valuables are safe.

What We Like
Fire and water protection
Convenient carrying handle
Spacious interior for documents
Key lock for added security

Master Lock 5480EURD Key Safe with Large Capacity

5480EURD
Grey
Extra Large
Master Lock 5480EURD Key Safe with Large Capacity Cover
Master Lock 5480EURD Key Safe with New Innovative Design, Shackle, Large Capacity, High Security

The Master Lock Key Safe features a new and flexible design, perfect for storing and sharing keys securely. With its high-security construction, you can customise your own combination, ensuring that your keys are safe from unauthorised access. The easy-to-use large dials make it simple for you to open the safe, even with one hand. You’ll appreciate the increased storage capacity, which holds up to 10 keys, cards, or fobs, providing you with ample space for all your key storage needs.

What We Like
Flexible design for easy attachment
High-security solid construction
Large, easy-to-read dials
Ample storage for multiple keys

Master Lock Fireproof and Waterproof Safe Box

LCFW30100
Grey
Master Lock Fireproof and Waterproof Safe Box Cover
MASTER LOCK Certified Fireproof and Waterproof Safe Box with Key, 10L, 419 x 193 x 375 mm, Portable, for home and professionals

The Master Lock Safe Box is designed to keep your essential documents and valuables safe from fire and water damage. It offers 60 minutes of fire protection at temperatures up to 927°C, ensuring your items remain secure even in extreme conditions. Additionally, the waterproof feature safeguards your belongings against floods, providing peace of mind during emergencies. With a secure key lock, you can trust that your confidential contents are well protected from unauthorised access.

What We Like
Fire resistant for 60 minutes
Waterproof for flood protection
Secure key lock
Portable design
Compact and versatile
#TOP 5

Master Lock Portable Safe with Cable

P008EML
Black and Grey
Master Lock Portable Safe with Cable Cover
Master Lock P008EML Compact Portable Safe (Combination with Cable), Black/Grey

The Master Lock Portable Safe is a compact and secure solution for storing your valuables, making it perfect for travel, campus, or office use. Its durable steel construction provides great security for your small electronic devices, passports, cash, and credit cards. You can easily carry it around thanks to its built-in handle, while the steel tethering cable allows you to secure it to a fixed object for added safety. The soft interior foam lining protects your items from scratches or damage, ensuring they remain in top condition.

What We Like
Compact and portable design
Excellent security features
Easy to carry and secure
Durable foam protection

Master Lock Fireproof Waterproof Safe, 33.6L

LFW123FTC
Black
Master Lock Fireproof Waterproof Safe, 33.6L Cover
MASTER LOCK Certified Fireproof and Waterproof Safe, 33.6L, 415 x 453 x 491 mm, Digital Combination with Backlit Keypad, for home and professionals

The Master Lock Safe offers advanced fire protection, ensuring your important documents and valuables are safe from fire damage for up to one hour at high temperatures. With ETL verified water protection, it safeguards against water damage for 24 hours, even if submerged to a depth of 20cm. The secure digital lock with a backlit keypad provides ease of access while four live-locking bolts and a pry-resistant hinge enhance security. Its spacious interior allows you to organise your belongings effectively, featuring an interior light and multi-position shelf for added convenience.

What We Like
Excellent fire protection
Water-resistant for 24 hours
Secure digital lock
Spacious and organised interior

MASTER LOCK Digital Fireproof and Waterproof Safe

LFW205FYC
Black
MASTER LOCK Digital Fireproof and Waterproof Safe Cover
MASTER LOCK Certified Fireproof and Waterproof Safe, 56.5L, 472 x 605 x 490 mm, Digital Combination with Backlit Keypad, for home and professionals

The MASTER LOCK Safe offers excellent security for your valuables and important documents. With an external size of 603 x 472 x 491 mm, it provides ample space for storage. You can rest easy knowing it has a cash rating of £1,000 and covers valuables up to £10,000. Its fire rating ensures 60 minutes of protection against fire, safeguarding your paper and data. The electronic lock with a backlit keypad enhances convenience, allowing you quick and secure access at any time.

What We Like
Spacious internal design
High cash and valuables rating
60 minutes fire protection
Easy-to-use electronic lock
#TOP 8

MASTER LOCK Digital Combination Security Safe

X075ML
Black
22 Liter
MASTER LOCK Digital Combination Security Safe Cover
MASTER LOCK Security Safe [L - 22 Litre] [Digital Combination] - X075ML - Laptop Safe, jewellery Safe and More

The MASTER LOCK Security Safe offers a reliable solution for protecting your valuables at home. With a programmable digital lock, you can set your own combination, ensuring that only you have access to important items like laptops and jewellery. The safe is designed with two live-locking bolts and a pry-resistant door, providing high security against unauthorised entry. Additionally, its carpeted floor helps to prevent scratches on your belongings, making it an ideal choice for safe storage.

What We Like
Customisable digital lock
High security features
Protects valuables from damage
Suitable for various items

Master Lock Biometric Security Safe for Valuables

LX110BEURHRO
Black
Master Lock Biometric Security Safe for Valuables Cover
Master Lock LX110BEURHRO Biometric Security Safe for Valuables, Black, 19.5 x 43 x 37 cm

The Master Lock Biometric Safe offers excellent protection for your valuables at home or in the office. It features a quick access fingerprint opening system that can store up to 30 fingerprints, allowing you to easily access your items. The steel construction, along with two motorised bolts and a concealed hinge, provides high security against potential attacks. Additionally, the safe includes a carpeted floor to prevent scratches on your valuables and an interior light for easy visibility.

What We Like
Quick fingerprint access
High security steel construction
Carpeted interior protects valuables
Includes bolt down hardware
Can store multiple fingerprints

Master Lock Fireproof and Waterproof Safe

LTW123GTC
Grey Medium
Master Lock Fireproof and Waterproof Safe Cover
MASTER LOCK Certified Fireproof and Waterproof Safe, 33L, 453 x 415 x 491 mm, Digital Combination plus override Key with Backlit Keypad, for home and professionals, Grey Medium

The Master Lock Safe offers advanced fire protection, ensuring your important documents and valuables are safe for up to two hours in temperatures reaching 927°C. Additionally, it has been ETL verified for water resistance up to 20cm for 24 hours, protecting your items from water damage. With high security features like four live-locking bolts and a pry-resistant hinge, you can trust that your belongings are secure. The dual lock system, which includes a programmable digital lock and a key, provides an extra layer of security for peace of mind.

What We Like
Excellent fire protection
Water resistant up to 20cm
High security features
Dual lock system
Buying Guide Image
Editor's Notes

During our Master Lock cabinet safe research, we found 21 Master Lock cabinet safe products and shortlisted 10 quality products. We collected and analyzed 127,370 customer reviews through our big data system to write the Master Lock cabinet safes list. We found that most customers choose Master Lock cabinet safes with an average price of £127.69.

The Master Lock cabinet safes are available for purchase. The top 10 picks range in price from a low of £32.00 to a high of £557.00, find the one that fits your budget.

Written by
Corey Phillips Avatar

Corey Philips is an electrician and lighting expert. He graduated from the University of Birmingham in 2012 with a Bachelor's degree in electrical and electronics engineering. Corey is a specialist contractor in lights. He sells and installs and recommends lights and lamp sheds, and other lights accessories. Aside from that, Corey is vast in installing and maintaining electrical appliances like air conditioners, water heaters, and the likes.