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UL Listed Medium Duty Fixed EN3 Fire Rated Surface Mount Hydraulic Door Closer
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DC‑038 UL‑Listed Medium‑Duty Fixed‑EN3 Fire‑Rated Surface‑Mount Hydraulic Door Closer
DC‑038 medium‑duty fixed‑EN3 overhead surface‑mount hydraulic fire‑rated door closer manufactured by WINGTEC. Robust cast‑aluminum‑alloy housing, steel arm assembly, precision gear‑shaft, fixed EN3 spring unit, piston and premium leak‑proof sealing gaskets, filled with imported German FUCHS anti‑temperature‑variation hydraulic oil, stable working performance from‑30℃ up to 60℃. Fixed EN3 power‑size rating for door weight 40‑65KG, max door width up to 950 mm. Max 180‑degree opening angle, two‑valve independent adjustable closing speed and latching speed. True non‑handed left‑right universal installation, optional hold‑open positioning function. UL‑Listed(File‑No.R40717), complies with UL10C 3‑Hour Fire‑Rated standard, passes 500,000‑cycle durability test. Supports standard‑arm, top‑jamb and parallel‑arm universal overhead mounting. Optimized for North‑American‑spec multi‑family residential, small‑office and retail fire‑door projects complying with NFPA‑80 fire‑safety codes. Suitable for wooden, metal, steel and fire‑rated interior‑exterior door‑sets. Full‑set mounting accessories are supplied. Monthly production capacity reaches 200,000 units for B2B wholesale UL‑compliant North‑American‑market fire‑safety hardware tender projects.
Product Specification
Technical Parameter
| Specification | Parameter |
|---|---|
| Product Type | UL‑Listed Cast‑Aluminium‑Alloy Medium‑Duty Fixed‑EN3 Fire‑Rated Surface‑Mount Hydraulic Overhead Door Closer |
| Operation | Hydraulic‑spring auto‑closing with fixed EN3 spring force, overhead surface‑mount, non‑handed fit, optional hold‑open positioning, max 180° opening angle, two‑valve adjustable closing & latching speed, wide‑temperature‑range performance, UL‑Listed UL10C 3‑Hour fire‑safety certified |
| Material | Cast‑aluminum‑alloy housing, steel arm assembly, precision gear‑shaft, fixed EN3 spring unit, piston, high‑grade anti‑leakage gaskets, imported FUCHS wide‑temperature‑range hydraulic oil |
| Core Functions | Fixed EN3 spring power rating, wide‑temperature‑range stable performance, dual‑valve independent closing‑latching speed tuning, non‑handed universal mounting, optional hold‑open, UL10C 3‑Hour fire‑rated, 500,000‑cycle service life |
| Application | Wooden / Metal / Steel / Fire‑Rated Interior‑Exterior Door Assemblies, North‑American‑Spec Multi‑Family‑Residential‑Small‑Office‑Retail‑Commercial Hardware Projects |
| Production Capacity | 200,000 Units / Month |
| MOQ | 100 PCS |
| Sample Time | 5‑7 Working Days |
| Lead Time | 30‑35 Days |
| Packing | 1 Set / White Box, Standard Export Carton |
Application Scenarios
North‑American‑Spec Multi‑Family & Small‑Commercial Installations
DC‑038 UL‑Listed medium‑duty fixed‑EN3 overhead door closer is purpose‑built for North‑American‑spec multi‑family residential, small‑office and retail fire‑rated door‑sets, fully complying with UL10C 3‑Hour fire‑safety and NFPA‑80 building‑code requirements. Fixed EN3 spring power delivers reliable closing performance for 40‑65KG doors up to max 950mm door width. Special wide‑temperature‑range hydraulic formulation ensures consistent operation under cold and hot ambient environments. True non‑handed universal mounting removes separate left‑right‑hand SKU stocking burden for large‑volume North‑American tender projects. Optional hold‑open function subject to local fire‑code restrictions. UL‑Listed(File‑No.R40717) 3‑hour fire‑rated certification satisfies North‑America medium‑duty fire‑door assembly compliance requirements.
Multi‑Material Door New‑Build & Retrofit Renovation
This UL‑compliant medium‑duty fixed‑EN3 hydraulic door closer uses premium imported anti‑leak gaskets and German FUCHS wide‑temperature‑range hydraulic oil for long‑term stable closing performance across fluctuating environmental temperatures. Passed 500,000‑cycle durability test. Works reliably for wooden, metal, steel and fire‑rated interior‑exterior door‑sets for new‑construction and retrofit renovation North‑American residential and small‑commercial hardware assignments. Supports standard‑arm, top‑jamb and parallel‑arm overhead mounting configurations. Complete mounting bracket and screw accessories included for quick professional field fitting.
Architectural Hardware Tender Specification Projects
Multiple finish‑color selections match mainstream North‑American residential and small‑commercial building hardware aesthetic requirements. Datasheet, multi‑mode installation drawings and full UL‑Listed compliance documentation can be supplied for tender‑submission documentation for North‑American‑market building‑project bidding. Optional hold‑open variant can be selected subject to local North‑American fire‑code restrictions. Custom surface finishes and custom‑packing solutions are available for large‑volume B2B orders.
Product Characteristics
Medium‑duty cast‑aluminum‑alloy housing plus steel arm assembly, high‑quality anti‑leak sealing gaskets, filled with imported German FUCHS wide‑temperature‑range hydraulic oil; UL‑Listed surface‑mount fire‑door hardware optimized for North‑American‑market multi‑family‑residential and small‑commercial projects.
Fixed EN3 power‑rating for door weight 40‑65KG, max door width up to 950 mm, full 180‑degree maximum opening angle; special hydraulic formulation maintains stable operation within‑30℃~60℃ wide‑temperature‑range conditions.
Classic overhead surface‑mount installation layout, true non‑handed left‑right universal fit; two‑valve independent adjustment for closing speed and latching speed; compatible with standard‑arm, top‑jamb and parallel‑arm mounting kits, optional hold‑open function available.
UL‑Listed(File‑No.R40717), complies with UL10C 3‑Hour Fire‑Rated standard, passes 500,000‑cycle durability test, meets North‑American fire‑safety building‑hardware regulatory requirements including NFPA‑80.
Multi‑arm‑compatible surface‑mount overhead installation; suitable for wooden, metal, steel and fire‑rated interior‑exterior door assemblies.
Full‑set surface‑mount installation accessories included for professional on‑site fitting; monthly capacity 200,000 units for B2B wholesale North‑American‑project bulk tender orders.
Warranty & Customization
Standard quality warranty against manufacturing defects of aluminium housing, steel arm and internal fixed‑spring hydraulic‑components.
Bulk wholesale supply for architectural construction and North‑American‑market UL‑Listed fire‑safety‑door tender projects; optional hold‑open variant and multiple surface‑finish custom options available upon large‑volume request.
2D installation drawing and product‑performance‑specification datasheet including UL compliance statement available for tender‑submission documentation.
Frequently Asked Questions
What certifications does DC‑038 hold?
DC‑038 is UL‑Listed(File‑No.R40717), complies with UL10C 3‑Hour Fire‑Rated standard, and passes 500,000‑cycle durability test for North‑American‑market medium‑duty surface‑mount overhead door‑control hardware, conforming to NFPA‑80 fire‑door requirements.
What door weight and dimension fits DC‑038?
DC‑038 adopts fixed EN3 spring power, suitable for door weight range 40‑65KG and maximum door width up to 950 mm, max opening angle reaches full 180‑degree.
What are the installation & functional notes for DC‑038?
DC‑038 supports standard‑arm, top‑jamb and parallel‑arm three overhead mounting configurations. It is non‑handed for both left‑handed and right‑handed doors. Optional hold‑open is available, must follow local North‑American fire‑code regulations when deployed on fire‑rated doors. Hydraulic oil provides stable performance across wide‑temperature‑range environments.
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