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UL Listed Fire Automatic Interior Door Closer With Back Check Function
- Product Information
Silver
Black Aluminium
White Aluminium
Gold
DC‑016BC UL‑Listed Fire Automatic Interior Door Closer With Back‑Check Function
DC‑016BC UL‑listed fire automatic interior door closer with back‑check function from WINGTEC. Manufactured with robust cast‑aluminum alloy housing, equipped with premium gear shaft, piston, spring and seal‑ring components filled with imported FUCHS hydraulic oil for long‑term stable performance. Built‑in hydraulic back‑check function prevents over‑opening and door‑wall impact. Max 180‑degree opening angle, two‑valve independent adjustable closing speed and latching speed. UL‑Listed UL10C 3‑Hour fire‑rated certification, UL File No.:R40717. Designed for 40‑65kg interior door assemblies, compatible with wooden, metal, steel and fire‑rated interior doors. Passed 500,000‑cycle durability test. Full‑set mounting accessories are supplied. Monthly production capacity reaches 200,000 units for B2B wholesale architectural fire‑safety hardware tender projects.
Product Specification
Model No
DC‑016BC
Brand
WINGTEC
Material
Cast‑Aluminum Alloy Housing + Precision Gear‑Shaft, Piston, Spring, Seal‑Ring Hydraulic‑Spring Assembly
Certification
UL Listed, UL File No.:R40717, UL10C 3‑Hour Fire Rated
Available Finishes
Silver, Black Aluminium, White Aluminium, Gold
Power Size
EN3
Door Weight Range
40‑65KG
Max Door Width
950mm
Max Opening Angle
180 Degree
Technical Parameter
| Item | Details |
|---|---|
| Product Type | Surface‑Mount Hydraulic Fire‑Rated Door Closer with Built‑In Back‑Check |
| Operation | Two‑way adjustable closing & latching speed, hydraulic back‑check buffer protection |
| Certification | UL‑Listed UL10C 3‑Hour Fire‑Rated, UL File No.R40717 |
| Durability | 500,000 Opening‑Closing Cycles |
| Power Grade | EN3 |
| Applicable Door Weight | 40‑65 KG |
| Maximum Door Width | 950 mm |
| Max Opening Angle | 180° |
| Installation Mode | Surface‑Mount: Standard‑Arm / Top‑Jamb / Parallel‑Arm |
| Hand Type | Non‑handed universal for left‑hand & right‑hand swing doors |
| Operating Temperature | ‑30℃ ~ +60℃ |
| Packing | 1 Set / White Box, Standard Export Carton, full mounting accessories included |
| MOQ | 100 PCS |
| Sample Lead‑Time | 5‑7 Working Days |
| Mass Production Lead‑Time | 30‑35 Days |
| Monthly Capacity | 200,000 Units |
Application Scenarios
Commercial Interior Fire‑Rated Door Installations
DC‑016BC UL fire‑rated interior door closer with back‑check for office, hotel and public‑building interior fire‑rated door‑sets. EN3 grade for 40‑65kg interior doors, hydraulic back‑check buffer protects walls and door leaf against impact. UL10C three‑hour fire certification meets North‑American fire‑code for commercial interior fire‑safety door assemblies.
Multi‑Material Interior Door Projects
This surface‑mount hydraulic door closer adapts to wooden, metal and steel interior door assemblies. Passed 500,000‑cycle durability test with premium FUCHS hydraulic oil for long‑term stable lubricated operation. Ideal hardware for new‑build and renovation interior fire‑safety tender projects.
Residential & Multi‑Family Interior Tender Projects
Complete installation accessory kit included. Suited for multi‑family residential interior fire‑door hardware specifications. Durable medium‑load performance for daily‑use interior door assemblies, documentation available for architectural tender submission.
Product Characteristics
EN3 power‑size, 40‑65KG interior door weight bearing capacity, heavy‑duty cast‑aluminum alloy housing
UL Listed UL10C 3‑Hour Fire Rated, UL File No.:R40717 for interior fire‑safety door assemblies
Built‑in hydraulic back‑check prevents door slamming and wall‑strike damage, max 180‑degree opening angle
Two‑valve independent adjustable closing speed and latching speed, premium internal components with imported FUCHS hydraulic oil
Passed 500,000‑cycle durability test for frequent‑use interior door conditions, operating temperature range ‑30℃ ~ 60℃
Surface‑mount installation, supports standard‑arm / top‑jamb / parallel‑arm, non‑handed, compatible with wooden, metal, steel and fire‑rated interior door‑sets
Comes with full‑set mounting hardware accessories for quick on‑site installation; monthly capacity 200 000 units for B2B wholesale orders
Warranty & Customization
Standard quality warranty against manufacturing defects of aluminium housing and internal hydraulic‑spring components
Bulk wholesale supply for architectural construction and interior fire‑safety tender projects
2D installation drawing and product performance specification datasheet available for tender submission documentation
Frequently Asked Questions
What door weight range suits DC‑016BC?
DC‑016BC EN3 interior door closer is designed for door weight from 40KG up to 65KG, max door width 950mm, mainly for commercial and residential interior fire‑rated door assemblies.
Does DC‑016BC pass long‑time durability cycling test?
Yes, DC‑016BC has passed 500,000‑times opening‑closing durability test to guarantee long‑term service life for frequently‑used interior doors.
What is back‑check function used for on DC‑016BC?
Hydraulic back‑check delivers buffer resistance at large opening angle, preventing door striking against wall and protecting door, frame and wall from impact damage for interior door systems.
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