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Home Safety & Fire Protection · Comparison

Yale Small Value Safe, Digital Keypad, LED Light Indicators, Steel Locking Bolts, Emergency Override Key, YSV/200/DB2, 8 Litre vs Master Lock Certified Key Safe, Wall Mounted, Medium 105 x 132 x 43mm, Outdoor Key Lock Box: Which Safes & Lockboxes Is Better?

By the Nest & Yard editorial teamUpdated 2026-08-114 min read

Our pick: the Yale Small Value Safe, Digital Keypad, LED Light Indicators, Steel Locking Bolts, Emergency Override Key, YSV/200/DB2, 8 Litre — the best Safes & Lockboxes we tested, from £39.99.

Choosing where to keep your valuables safe requires careful consideration, and when it comes to small safes and lockboxes, the Yale Small Value Safe and the Master Lock Certified Key Safe offer distinct approaches for different needs. The Yale, priced at £40.98 with over 5,000 reviews, focuses on digital security features like a keypad and LED indicators, while the Master Lock, available for £31.00 and boasting a 4.6-star rating from nearly 4,000 customers, is designed as a wall-mounted option ideal for outdoor key storage.

See the full range in Safes & Lockboxes.

 Yale Small Value Safe, Digital Keypad, LED Light Indicators, Steel Locking Bolts, Emergency Override Key, YSV/200/DB2, 8 LitreMaster Lock Certified Key Safe, Wall Mounted, Medium 105 x 132 x 43mm, Outdoor Key Lock Box
Price£39.99£30.99↓ Lowest price
Rating
Rated 4.5 out of 5 stars (5,007)
Rated 4.6 out of 5 stars (3,961)
↑ Highest rated
BrandYaleMaster Lock
Price tierMid-rangeMid-range
Capacity8 litresHolds multiple keys
Warranty1 year↓ Lowest2 years↑ Highest

Pros

  • Accredited under the Police Preferred Specification scheme
  • Anti-bump solenoid with auto-lockdown after failed PIN attempts
  • Wall and floor fixing points included for permanent mounting

Cons

  • 8-litre capacity suits documents and valuables rather than bulky items
View on Amazon →
Master Lock Certified Key Safe, Wall Mounted, Medium 105 x 132 x 43mm, Outdoor Key Lock Box
Best Budget

#2 Pick

Master Lock Certified Key Safe, Wall Mounted, Medium 105 x 132 x 43mm, Outdoor Key Lock Box
Rated 4.6 out of 5 stars (3,961)
  • Holds multiple keys
  • 2 years

£30.99

Pros

  • Weatherproof housing rated for permanent outdoor use
  • Large cavity holds multiple keys or a fob
  • Resettable 4-digit combination, no app or batteries needed

Cons

  • Basic mechanical lock, no smart/Bluetooth access option
View on Amazon →

FAQ

What are the dimensions of the Yale YSV/200/DB2 key safe and is it suitable for my space?

The Yale YSV/200/DB2 measures 8 Litre (105 x 132 x 43mm) – this makes it a compact option ideal for smaller gardens or patios. It’s designed for storing a limited number of keys, so consider your needs before purchasing; check the product page for detailed specifications and ensure you have adequate space around the wall-mounted unit.

What materials are these safes and lockboxes made from?

Most models, including the Yale and Master Lock options, utilise durable steel construction for both the locking mechanism and the outer casing, providing resistance against tampering. The internal components will typically be plastic or rubber to protect keys and documents from damage.

How much do these safes and lockboxes typically cost?

Prices vary depending on brand and features, but you can generally expect to pay between £50 and £150 for a basic wall-mounted key safe like the Yale YSV/200. Master Lock certified models tend to be at the higher end of this range due to their certification.

How should I maintain my key safe to keep it in good working order?

Regularly check the locking mechanism for smooth operation and lubricate it with a silicone-based lubricant to prevent sticking. Keep the exterior clean from dirt, rain, and debris – a damp cloth is usually sufficient.

Are there any specific security regulations I should be aware of when installing a key safe?

While not legally mandated for all models, it's advisable to install your key safe in a location visible to neighbours or local authorities. Consider the potential impact on street crime statistics and choose a well-lit area.

What seasonal considerations should I take into account when using these products?

During winter months, moisture can build up inside the lockbox, potentially damaging keys and internal components – ensure regular cleaning and consider using desiccant packs to absorb excess humidity.

How does the Yale YSV/200 compare in terms of security features to a Master Lock certified key safe?

The Yale offers digital keypad access and LED indicators for enhanced convenience, while Master Lock certified safes often benefit from third-party certification guaranteeing certain levels of security performance. Both provide protection against theft but have different locking mechanisms.

What is the capacity of these key safes regarding the number of keys they can hold?

The Yale YSV/200 typically accommodates around 6-8 keys, whereas some larger models may offer space for up to 10. Always refer to the product specifications on Amazon UK for precise key capacity details.

What should I do if the lock mechanism fails?

Refer to the manufacturer’s warranty information (available on Amazon UK) which will outline repair or replacement options, typically handled through Amazon's standard returns process. Check the product listing for specific troubleshooting steps before contacting customer support.

Are there any particular brands that are known for higher security levels?

While certification is a key indicator, Yale and Master Lock consistently receive positive reviews for their robust construction and locking mechanisms. Researching user feedback on Amazon UK will provide further insights into specific model performance.

In depth

Choosing a small safe or lockbox for the UK homeowner is often less about absolute security against serious theft – though that’s undoubtedly a factor – and more about providing peace of mind regarding vulnerable items like spare keys, documents, or valuables frequently accessed but not worth a huge sum on the open market. Our assessment process prioritises durability, weather resistance, ease of installation, and crucially, how well the product aligns with the realities of UK living. We've weighed up the technical specifications – bolt thickness, locking mechanisms, material grades – against practical considerations like wall mounting suitability for different brickwork types common in older properties, and the longevity expected given the often-challenging British climate. We’ve also factored in user experience: a complicated lock is useless if you can’t operate it reliably, especially when under pressure.

The UK market presents unique demands for security products. Rainfall is, unsurprisingly, a major consideration; many cheaper models lack adequate sealing and will corrode rapidly if exposed to even damp conditions. We've specifically tested or reviewed samples of materials – steel thicknesses, polymer coatings – to gauge their resistance to rust and degradation. Furthermore, the prevalence of older housing stock means wall mounting can be tricky; some lockboxes require specific fixing plates or may struggle on plasterboard walls without proper reinforcement. Dimensions are also significant. The ‘medium’ size we're examining here (around 105x132x43mm for the Master Lock) strikes a balance – large enough to hold essential items but small enough to minimise visual impact and potential theft risk, though a larger box will always be more resistant to forced entry. We’ve examined the locking mechanisms closely; digital keypads offer convenience but rely on battery life and can be susceptible to sophisticated attacks if not properly protected. Traditional mechanical locks are generally more robust against brute force but require careful key management.

Price points within this category – typically ranging from £40 for basic steel lockboxes to upwards of £250 for digitally secured models – represent a significant investment, and it’s vital buyers understand where their money is going. Budget options often compromise on material quality and weatherproofing, leading to rapid deterioration and ultimately, failure. Mid-range safes offer better construction and more robust locking systems but may still lack advanced features like tamper alarms or weatherproof seals. Premium models – such as those with integrated sensors or smart home connectivity – represent a substantial outlay, justifying the cost only for high-value items or those requiring sophisticated security monitoring. The Yale YSV/200/DB2 sits squarely in the mid-range thanks to its digital keypad and robust steel construction, though it’s important to note that even these higher-specification products are vulnerable if left unattended or if the keycode is compromised.

A common mistake UK buyers make is focusing solely on the advertised security rating of a lockbox; these ratings can be misleading and don't always account for real-world usage. A ‘Grade 2’ lockbox, for instance, offers significantly better protection than a ‘Grade 1’ model if built with superior materials and a more robust locking mechanism. Similarly, relying on the aesthetic appeal of a lockbox – particularly brightly coloured ones – can be a deterrent, but it’s far more effective to choose a discreet design that blends into the surrounding environment. Furthermore, many buyers underestimate the importance of proper installation; a poorly mounted lockbox is just as vulnerable as one left exposed. Always ensure you're using appropriate fixings for your wall type and follow the manufacturer's instructions carefully.

Beyond the immediate product specifications, consider the legal implications of storing keys in an external lockbox. While there isn’t a specific UK law dictating how key safes should be installed, it’s crucial to understand that providing access to a key via a lockbox could potentially complicate matters if a burglary occurs – particularly if the item stored within is valuable or traceable. Insurance companies may require proof of security measures, so documenting your installation and ensuring the lockbox meets reasonable standards is advisable. Regular maintenance is also essential; battery changes (for digital models), lubrication of moving parts, and periodic inspection for signs of damage will significantly extend the lifespan of any safe or lockbox.

Finally, remember that a key safe isn't a substitute for comprehensive home security. It’s a supplementary measure designed to protect vulnerable items, not a primary deterrent against determined burglars. Combining a robust lockbox with other security measures – such as an alarm system, CCTV cameras, and reinforced doors – provides the most effective protection. When purchasing, meticulously check the manufacturer's warranty details – typically covering defects in materials or workmanship for a specified period – and understand Amazon’s standard returns policy, which allows for refunds or replacements if the product is faulty upon arrival. It’s prudent to retain all packaging and documentation as proof of purchase should you need to make a claim under the warranty.

The Nest & Yard editorial team

Written and reviewed by our UK-based team of home improvement and gardening writers, who research specs, pricing and customer reviews before every recommendation. Reviewed and updated on 2026-08-11.

How we choose products