Unity Hardware Ltd.
| Supply Ability | 20,000 pcs per month |
| Delivery Time | 45 days |
| Packaging Details | Bulk Packing or Color Box Packing |
| Material | Aluminium Alloy Pressure Die-Cast |
| Finishes | Silver, White, Black, Gold |
| Cover | Available upon request |
| Options | BackCheck (BC) and Delayed Action (DA) |
| Standards | CE, EN1154 and EN1634-1 |
| Power Size | EN2 - EN5 |
| Brand Name | OEM |
| Model Number | DC4025 |
| Certification | EN1154 |
| Place of Origin | China |
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Product Specification
| Supply Ability | 20,000 pcs per month | Delivery Time | 45 days |
| Packaging Details | Bulk Packing or Color Box Packing | Material | Aluminium Alloy Pressure Die-Cast |
| Finishes | Silver, White, Black, Gold | Cover | Available upon request |
| Options | BackCheck (BC) and Delayed Action (DA) | Standards | CE, EN1154 and EN1634-1 |
| Power Size | EN2 - EN5 | Brand Name | OEM |
| Model Number | DC4025 | Certification | EN1154 |
| Place of Origin | China | ||
| High Light | overhead door hardware ，commercial door closer hardware | ||
Power Size EN2 to EN5 Overhead Door Closer for Fire Door EN1634 Fire Tested EN1125 and CE Mark
Material
Aluminum Alloy Pressure Die-Cast
Application
UNITY DC4025 is a mainstream overhead door closer suitable for both interior and exterior door type.
Standards and Certification
| Successfully type-tested for conformity to all of the requirements of EN1154: 1996/A1: 2002/AC:2006 including the additional requirements for latch action /backcheck /adjustable closing force. |
| Successfully passed 60 minutes fire test of metal door assemblies to EN1634: 2008 |
| CE Marking: CE Declaration of Conformity available on request |
| ALl tests performed independently and certified by Intertek Testing and Certification Ltd. at UK |
EN1154 Clssification
| 4 | 8 | 4 | 1 | 1 | 3 |
| 2 |
Finishes
- Silver
- White
- Gold
- Other finishes available on request
Specification and Features
- Full Rack and Pinion Construction
Heat-treated rack and pinion immersed in high grade oil to
give a smooth action and minimum wear and tear
- Adjustable Power Size (EN2 – EN5)
Power Size can be adjustable by spring valve according to
door width and weight variation.
| DC4015 | EN2 | EN3 | EN4 | EN5 |
| Маx. Door Width (mm) | 850 | 950 | 1100 | 1250 |
| Маx. Door Weight (kgs) | 40 | 60 | 50 | 100 |
| Маx. Opening Angle | 180° | 180° | 150° | 120° |
- Non Handed
DC4025 can be universally fitted on both left and right
handed swing door
- Flexible Mounting Position
DC4025 can be installed on both pull and push side of
door and can be fitted and both door and frame.
- Adjustable Latch and Closing Speed
DC4025 is supplied with hydraulic controlled valves to adjust
latch and closing speed.
- Adjustable Backcheck
Backcheck feature set and adjusted by an independent valve
to protect doorset from violent opening.
Optional Features
- Delayed Action
Additional adjustable valve can be included to allow
additional time before closing.
- Closer Cover: DCCV40
Metal cover available to cover mounting screw holes and
create a clean appearance
- Door Hold-Open
Hold-Open arm allows the door to be held open at a preset
angel for special occasion
- Slide-track Arm Mounting
Slide-track arm mounting allows minimum overall projection
of closer from door, which provides greater safety, smoother
operation and more appealing aesthetics
DC4025 Item List
| Item No. | Description |
| DC4025 | Door Closer with Standard Arm and BackCheck |
| DC4025DA | DC4025 with Delayed Action |
| DC4025ST | DC4025 with Slide-track Arm |
| DC4025DAST | DC4025 with Slide-track Arm and Delayed Action |
| DC4025HO | DC4025 with Hold Open Arm |
| -FMT | Add FMT suffix for order with DCCV40 cover |
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
1998
Total Annual:
18000000-20000000
Employee Number:
450~500
Ecer Certification：
Active Member
Started from a trading company found in 1998, Unity has more than 20 years of manufacturing and trading experience in the architectural hardware industry. Thanks to the rapid business growth, we expanded our company from trading to OEM manufacturing, now we have two well-equipped fac... Started from a trading company found in 1998, Unity has more than 20 years of manufacturing and trading experience in the architectural hardware industry. Thanks to the rapid business growth, we expanded our company from trading to OEM manufacturing, now we have two well-equipped fac...
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