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UL Heavy Duty Door Frame Installation Backcheck Outdoor Door Closer
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DC-041BC UL Heavy-Duty Door Frame Installation Backcheck Outdoor Door Closer
DC-041BC heavy‑duty door‑frame mount back‑check outdoor hydraulic door closer manufactured by WINGTEC. High‑strength die‑cast aluminum‑alloy housing, equipped with precision gear‑shaft, heavy‑toughness spring, piston and premium leak‑proof sealing assemblies, filled with imported German FUCHS hydraulic oil adapted for outdoor ambient conditions. Built‑in adjustable back‑check hydraulic buffer absorbs forceful opening impact to protect door frame and exterior walls. EN4 power‑size rating for door weight 60‑85KG, max door width up to 1100 mm. Max 180‑degree opening angle, two‑valve independent adjustable closing speed and latching speed. Optional mechanical hold‑open positioning function. UL‑Listed UL10C 3‑Hour fire‑rated(UL File No.R40717), complies with BS‑EN1154 standard, passes 90‑minute fire‑resistance test and 500,000‑cycle durability test. Supports door‑frame, standard‑arm, top‑jamb and parallel‑arm versatile overhead mounting. Specially engineered for outdoor exterior door applications. Suitable for wooden, metal, steel and fire‑rated interior‑exterior door assemblies. Full‑set mounting accessories are supplied. Monthly production capacity reaches 200,000 units for B2B wholesale architectural heavy‑duty outdoor fire‑safety hardware tender projects.
| Specification | Parameter |
|---|---|
| Product Type | UL‑Listed Die‑Cast Aluminum‑Alloy Heavy‑Duty Back‑Check Hydraulic Overhead Outdoor Fire‑Rated Door Closer |
| Operation | Heavy‑load hydraulic‑spring auto‑closing, adjustable back‑check buffer, optional hold‑open positioning, max 180° opening angle, two‑valve adjustable closing & latching speed, UL‑Listed & BS‑EN1154 fire‑safety certified |
| Material | Die‑Cast Aluminum‑Alloy housing, precision gear‑shaft, heavy‑toughness spring, piston, seal‑ring assembly, imported FUCHS hydraulic oil for outdoor use |
| Core Functions | EN4 heavy‑duty power rating, built‑in back‑check impact buffer, door‑frame mounting compatible, dual‑speed independent tuning, optional hold‑open, 90‑min fire‑rated, 500,000‑cycle durability |
| Application | Wooden / Metal / Steel / Fire‑Rated Interior‑Exterior Outdoor Door Assemblies, Commercial‑Public Exterior Building 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
Heavy‑Duty Outdoor Exterior Door Installations
DC‑041BC UL heavy‑duty back‑check door‑frame mount outdoor door closer is purpose‑built for commercial and public‑building exterior door‑sets. Built‑in adjustable back‑check buffer cushions powerful opening impulse to prevent impact damage to exterior walls and door frames. Door‑frame mounting capability expands installation flexibility for outdoor projects. UL‑Listed and BS‑EN1154 dual certifications satisfy North‑American and European fire‑safety hardware requirements for heavy‑duty exterior door assemblies.
Multi‑Material Exterior Door New‑Build & Renovation
This heavy‑duty die‑cast aluminum overhead back‑check door closer uses premium imported FUCHS hydraulic oil and reliable leak‑proof sealing components optimized for outdoor operating conditions, delivering stable long‑term lubrication performance. Passed 500,000‑cycle heavy‑duty durability test. Works reliably for wooden, metal, steel and fire‑rated interior‑exterior door‑sets for new‑construction and retrofit renovation hardware assignments.
Architectural Hardware Tender Specification Projects
Complete mounting hardware kit included, versatile mounting supports door‑frame, standard‑arm, top‑jamb and parallel‑arm installation. Optional hold‑open variant available. Compliance reports, datasheet and installation drawings are available for tender‑submission documentation for heavy‑duty outdoor commercial‑public building projects.
Product Characteristics
High‑strength die‑cast aluminum‑alloy housing, heavy‑load spring and premium leak‑proof sealing components, filled with imported German FUCHS hydraulic oil optimized for outdoor environmental working conditions
EN4 heavy‑duty power‑rating for door weight 60‑85KG, max door width up to 1100 mm, wide 180‑degree maximum opening angle
Built‑in adjustable back‑check buffer absorbs forceful opening impact and protects exterior wall and door‑frame; two‑valve independent adjustment for closing speed and latching speed; optional mechanical hold‑open positioning function
UL‑Listed UL10C 3‑Hour fire‑rated, complies with BS‑EN1154, passes 90‑minute fire‑resistance test and 500,000‑cycle heavy‑duty durability test
Versatile overhead mounting: supports door‑frame mount, standard‑arm, top‑jamb and parallel‑arm installation; optimized for heavy‑duty outdoor wooden, metal, steel and fire‑rated door assemblies
Full‑set mounting accessories included for quick on‑site installation; monthly capacity 200,000 units for B2B wholesale orders
Warranty & Customization
Standard quality warranty against manufacturing defects of die‑cast aluminum housing and internal heavy‑load hydraulic‑spring back‑check components
Bulk wholesale supply for architectural construction and heavy‑duty outdoor back‑check fire‑safety‑door tender projects; optional hold‑open variant and multiple surface‑finish custom options available
2D installation drawing and product‑performance‑specification datasheet including UL‑BS‑EN compliance statement available for tender‑submission documentation
Frequently Asked Questions
What certifications does DC-041BC hold?
DC‑041BC is UL‑Listed UL10C 3‑Hour fire‑rated(UL File No.R40717), complies fully with BS‑EN1154, also passes 90‑minute fire‑resistance test and 500,000‑cycle heavy‑duty durability test for outdoor back‑check overhead door‑control hardware.
What door weight and dimension fits DC-041BC?
DC‑041BC uses EN4 heavy‑duty power‑size, suitable for door weight 60‑85KG and maximum door width up to 1100 mm, max opening angle reaches 180‑degree.
What is door‑frame mounting advantage for DC‑041BC outdoor usage?
Door‑frame installation gives extra mounting flexibility for exterior door scenarios. Coupled with built‑in adjustable back‑check buffer to mitigate opening impact on outdoor walls and frames. Hold‑open function is available as optional upgrade according to project requirements.
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