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Silent UL R40717 Adjusting Automatic Door Closer for Fire Metal Door
- Product Information
Silver
Black Aluminium
White Aluminium
Antique Brass
DC-024 Silent UL R40717 Adjusting Automatic Door Closer for Fire Metal Door
DC-024 silent UL R40717 overhead hydraulic fire metal door closer manufactured by WINGTEC. High‑strength die‑cast aluminum‑alloy housing, equipped with precision gear‑shaft, moderate‑toughness spring, piston and premium leak‑proof sealing assemblies, filled with imported German FUCHS hydraulic oil for quiet soft‑closing performance. EN3 power‑size rating for door weight 45‑65KG, max door width up to 950 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 standard‑arm, top‑jamb and parallel‑arm universal overhead mounting. Specially optimized for fire metal door assemblies, also fits wooden and general fire‑rated interior‑exterior door sets. Full‑set mounting accessories are supplied. Monthly production capacity reaches 200,000 units for B2B wholesale architectural silent fire‑metal‑door hardware tender projects.
| Specification | Parameter |
|---|---|
| Product Type | Silent Die‑Cast Aluminum‑Alloy UL R40717 Hydraulic Overhead Fire‑Rated Closer for Fire Metal Door |
| Operation | Hydraulic‑spring silent auto‑closing, 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, piston, moderate‑toughness spring, seal‑ring assembly, imported FUCHS hydraulic oil |
| Core Functions | EN3 power rating, silent soft‑closing for fire metal door, dual‑speed independent tuning, optional hold‑open, 90‑min fire‑rated, 500,000‑cycle durability |
| Application | Fire‑Metal / Wooden / Fire‑Rated Interior‑Exterior Door Assemblies, Office‑Hotel‑Commercial Fire‑Safety 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
Fire‑Metal Commercial Fire‑Door Installations
DC‑024 silent UL R40717 door closer is optimized for fire‑metal fire‑rated door‑sets widely deployed in office, hotel and commercial premises. Tuned hydraulic‑spring combination delivers quiet soft‑closing performance, eliminates harsh slamming noise on metal fire doors. UL‑Listed UL10C and BS‑EN1154 dual certifications satisfy North‑American and European fire‑safety hardware requirements for metal fire door assemblies.
Multi‑Material Door New‑Build & Renovation
This silent die‑cast aluminum overhead door closer uses premium imported FUCHS hydraulic oil and reliable leak‑proof sealing components for long‑term stable quiet lubrication. Passed 500,000‑cycle durability test. Works reliably for fire‑metal, wooden 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, universal mounting supports standard‑arm, top‑jamb and parallel‑arm installation. EN3 power‑size for 45‑65KG fire‑metal doors, optional hold‑open variant available. Compliance reports, datasheet and installation drawings are available for tender‑submission documentation for commercial fire‑safety building projects.
Product Characteristics
High‑strength die‑cast aluminum‑alloy housing, premium leak‑proof sealing components, filled with imported German FUCHS hydraulic oil, achieves silent soft‑closing effect especially for fire‑metal door usage
EN3 power‑rating for door weight 45‑65KG, max door width up to 950 mm, wide 180‑degree maximum opening angle
Two‑valve independent adjustment for closing speed and latching speed; optional mechanical hold‑open positioning function for flexible site‑usage demands
UL‑Listed UL10C 3‑Hour fire‑rated, complies with BS‑EN1154, passes 90‑minute fire‑resistance test and 500,000‑cycle durability test
Universal overhead mounting: supports standard‑arm, top‑jamb and parallel‑arm installation; optimized for fire‑metal, wooden and fire‑rated interior‑exterior 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 hydraulic‑spring components
Bulk wholesale supply for architectural construction and fire‑metal 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-024 hold?
DC‑024 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 durability test for fire‑metal door overhead door‑control hardware.
What door weight and dimension fits DC-024?
DC‑024 adopts EN3 power‑size, suitable for door weight 45‑65KG and maximum door width up to 950 mm, max opening angle reaches 180‑degree.
What is special for DC‑024 on fire‑metal doors?
DC‑024 features optimized silent hydraulic‑spring matching design, reduces metal‑door slamming noise on fire‑metal fire doors. Hold‑open function is available as optional upgrade according to project requirements.
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