C500 Pro Key Safe - The original police preferred, Secured by Design, wall-mounted key safe (formerly known as Supra C500 Pro Key Safe).
The C500 Pro is the UK’s most popular police preferred key safe. Trusted by families, businesses, local authorities, and care services, it is the original mechanical key safe designed to give secure, reliable access to homes, holiday properties, and remote sites.
It has a long history of supporting care workers, emergency services, and property managers, providing safe access during critical periods when reliability matters most.
Original police preferred key safe: approved by home security experts
The C500 Pro was the first mechanical key safes to achieve the Loss Prevention Certification Board (LPCB) LPS1175 Issue 8 and the ‘Secured by Design’ Police Preferred Specification, setting industry standards. Designed in collaboration with local authorities, it revolutionised access for care at home and continues to be the UK’s best-selling police preferred key safe.
High-security, anti-theft construction
Crafted from thick, hardened zinc alloy, the C500 Pro features:
High quality, single-piece construction making it incredibly attack-resistant
Honeycomb design for extra strength
Hardened steel hinge pins
This robust design makes it extremely resistant to tampering, drilling, or forced entry, offering key storage you can trust.
Fully mechanical & reliable
The C500 Pro requires no power or internet connection, giving 100% reliable access every time.
Over 4,000 possible code combinations
Code numbers can be entered in any order
Recommended code length: 5–7 digits (up to 12 digits possible)
A code-changing tool is included
Turn-twist dial for easy one-handed use
Weather-resistant & built to last
Perfect for outdoor wall mounting, the C500 Pro comes with a tough ABS weather cover and is tested to work even in extreme temperatures. Rust and water resistant, it keeps your keys safe in all weather conditions.
Spacious interior
The C500 Pro can accommodate up to 6 keys and has an integral hook to safely keep them in place.
Installation guidance
Please note: To maintain the security accreditation, C500 should only be installed on flat brick, blockwork, good quality concrete or flat stone.
Install a minimum of 15cm (6 inches) from wall edges
Supplied self-tapping screws cannot be reused and the safe cannot be reinstalled in the same position
All fixtures, fittings, and marking template included
Five year warranty & eco-friendly
Comes with a 5-year manufacturer’s warranty as standard.
Distributed by a carbon-neutral, environmentally responsible company.
Why choose the C500 Pro?
Original Police Preferred key safe - tried and trusted across the UK
Secured by Design and certified by the Loss Prevention Certification Board (LPCB)
Most popular choice for homes, care workers, and emergency services
Mechanically reliable - works every time without electricity
High-security construction – resistant to attacks and tampering
Weatherproof - ideal for outdoor use
Spacious & practical - keeps keys organised and safe, suitable for up to six keys