UNION C-Series 3G114E BS 5 Lever Deadlock

The UNION C-Series 3G114E (formerly known as Chubb) is a premium British Standard 5-lever mortice deadlock designed to offer exceptional security for timber doors up to 50mm thick. This robust lock is Kitemarked to BS 3621:2007 and is Secured by Design approved, making it a trusted choice for both residential and commercial properties. It is also EN 1634-1 assessed for use on 60-minute timber fire doors.

The UNION C-Series 3G114E (formerly known as Chubb) is a premium British Standard 5-lever mortice deadlock designed to offer exceptional security for timber doors up to 50mm thick. This robust lock is Kitemarked to BS 3621:2007 and is Secured by Design approved, making it a trusted choice for both residential and commercial properties. It is also EN 1634-1 assessed for use on 60-minute timber fire doors.

Engineered with advanced security features, the 3G114E includes anti-drill, anti-pick, and anti-saw protection, alongside a 20mm deadbolt reinforced with hardened steel rollers. For added convenience, this lock can be supplied with micro-switches for integration with home alarm systems.

This versatile deadlock is available in a variety of configurations. Please choose from the options below to select your preferred backset (40mm or 53mm), case depth (67mm or 80mm), finish (Polished Brass or Satin Chrome), packaging (Boxed or Visi), and keying option. Keyed to Differ versions are supplied with three keys, while Keyed Alike versions are supplied with two keys. Each lock comes complete with matching escutcheons and a secure box strike.

Technical Specifications

• Brand: UNION C-Series (formerly Chubb)
• Mechanism: 5-lever British Standard
• Standards: BS 3621:2007, Secured by Design, EN 1634-1 (60-minute fire tested)
• Case Depth: 67mm or 80mm (please select below)
• Backset: 40mm or 53mm (please select below)
• Bolt Throw: 20mm
• Finishes: Polished Brass or Satin Chrome (please select below)
• Keying Options: Keyed to Differ (supplied with 3 keys) or Keyed Alike (supplied with 2 keys) (please select below)
• Packaging: Boxed or Visi (please select below)
• Weight: 790g to 890g (depending on configuration)
• Door Suitability: Timber doors up to 50mm thick
• Guarantee: 25 Years

Key Features

• High-Security Protection: Features anti-drill, anti-pick, and anti-saw security elements to resist forced entry
• Hardened Steel Rollers: 20mm deadbolt contains hardened steel rollers to prevent sawing attacks
• Police Approved: Secured by Design licence holder, meeting strict police security standards
• Fire Rated: Assessed to EN 1634-1 for up to 60 minutes of use on timber fire doors
• Complete Kit: Supplied with matching escutcheons and a robust box strike
• Alarm Integration: Can be supplied with micro-switches for use with home alarm systems
• Long-Term Reliability: Covered by a 25-year manufacturer's guarantee