UNION C-Series 3G110 Detainer Deadlock

The UNION C-Series 3G110 5 Detainer Mortice Deadlock (formerly known as Chubb) is a highly secure, time-tested locking solution designed for timber doors hinged on the left or right. Featuring a robust 5-detainer mechanism, it offers up to 25,000 key differs, providing a significantly higher level of security and key combinations than standard lever locks.

Engineered with security in mind, this deadlock features anti-pick, anti-saw, and anti-drill protection, backed by a 25-year manufacturer's guarantee. It is suitable for doors up to 50mm thick and is EN1634-1 approved for use on 60-minute timber fire doors. The lock is supplied complete with matching escutcheons for a clean, professional finish.

This versatile deadlock is available in multiple finishes, keying types, and monitoring options. Customers can choose between Polished Brass and Satin Chrome finishes, Keyed Alike or Keyed to Differ options, and standard or monitored versions featuring single or double pole microswitches for seamless integration with home alarm systems. Please select your preferred options from the choices below.

Technical Specifications

• Case Depth: 73mm
• Backset: 44mm
• Case Height: 122mm
• Forend Length: 178mm
• Forend Width: 25mm
• Mechanism: 5 Detainer
• Key Differs: 25,000
• Door Thickness: Suitable for doors up to 50mm thick
• Fire Rating: EN1634-1 approved for 60-minute timber fire doors
• Keys Supplied: 2
• Weight: 1.07kg - 1.12kg (depending on configuration)

Key Features

• Trusted Heritage: Formerly branded as Chubb, offering trusted, high-security performance
• Enhanced Security: Anti-pick, anti-saw, and anti-drill protection with a 25-year manufacturer's guarantee
• Multiple Finishes: Available in Polished Brass or Satin Chrome finishes (please select below)
• Flexible Keying: Available Keyed Alike or Keyed to Differ to suit your security requirements (please select below)
• Alarm Integration: Optional single or double pole microswitches available for alarm system monitoring (please select below)
• Complete Set: Supplied complete with matching escutcheons