Lockwood 9854BCN Concealed Overhead Transom Door Closer – Size 4 (Back-Check, Non Hold-Open)
The Lockwood 9854BCN is a Size 4 concealed overhead transom closer with integrated Back-Check. This model is built for larger/heavier doors up to 1220 mm wide and 115 kg, providing additional resistance at 80°–90° of opening. It is non hold-open, making it suitable for fire-rated and high-traffic applications.
Warranty
Key Features
- Size 4 transom closer with Back-Check, non hold-open
- For larger doors up to 1220 mm wide / 115 kg max
- Back-Check engages at 80°–90° to reduce stress on door/frame
- Adjustable closing and latching speeds
- Fire-door compliant when used with rated accessories
- Side-load design for easy service access
Specifications
- Item Code: 9854BCN
- Type: Size 4 Back-Check, Non Hold-Open
- Door Thickness (min): 38 mm
- Max Door Weight: 115 kg
- Max Door Width: 1220 mm
- Opening Angle: Max 90° (Back-Check limit)
Suitable Uses
- Fire-rated doors requiring additional safety
- Heavy commercial and institutional entrance doors
- High-traffic environments where back-check protection is critical
Download PDF Resources
|
Lockwood Concealed Overhead Transom Door Closers Catalogue |
|
Lockwood 25 Year Mechanical Warranty |
