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DC‑003 Aluminium‑Alloy Hold‑Open Hydraulic Door Closer
DC‑003 hold‑open function hydraulic door closer manufactured by WINGTEC. Heavy‑duty cast‑aluminium alloy housing, fitted with precision gear‑shaft, piston, high‑strength spring and premium seal‑ring components, filled with imported German FUCHS hydraulic oil. Equipped with mechanical hold‑open feature to hold door at desired opening position. Power‑size EN3 / EN4 optional, supports door weight 60‑80KG, max door width up to 1100mm. Max 180‑degree opening angle, two‑valve independent adjustable closing speed and latching speed. Passed 500,000‑cycle durability test, compliant with BS EN1154 standard. Standard arm surface‑mount installation, supports standard, parallel and slide‑arm mounting options. 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 door‑control hardware tender projects.
| Specification | Parameter |
|---|---|
| Product Type | Cast‑Aluminium‑Alloy Surface‑Mount Hydraulic Door Closer With Mechanical Hold‑Open Function |
| Operation | Mechanical hold‑open positioning, max 180° opening angle, two‑valve adjustable closing & latching speed, hydraulic‑spring auto‑closing, BS EN1154 compliance |
| Material | Cast‑Aluminium‑Alloy housing, precision gear‑shaft, piston, high‑strength spring, seal‑ring assembly, imported FUCHS hydraulic oil |
| Core Functions | EN3/EN4 selectable power size, mechanical hold‑open positioning, dual‑speed independent tuning, 500,000‑cycle durability, multiple arm installation modes |
| Application | Wooden / Metal / Steel / Fire‑Rated Interior‑Exterior Door Assemblies, Commercial & Residential Building Door‑Control 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
Commercial Hold‑Open Door Installations
DC‑003 hold‑open hydraulic door closer is designed for office, retail and public‑building door‑sets. The mechanical hold‑open mechanism keeps door stay open for temporary passage convenience, and resumes auto‑closing after manual release. Complies with BS EN1154 hardware standard for commercial interior‑exterior door assemblies.
Multi‑Material Door New‑Build & Renovation
This cast‑aluminium overhead door closer supports standard‑arm, parallel‑arm and slide‑arm mounting solutions. Imported FUCHS hydraulic oil ensures long‑term stable lubricated performance. Works for wooden, metal, steel and fire‑rated interior‑exterior door‑sets for new‑construction and retrofit assignments.
Architectural Hardware Tender Specification Projects
Complete mounting hardware kit included. Optional EN3 / EN4 power‑size for different door‑weight requirements. Datasheet and installation drawings available for tender submission documentation for commercial‑residential building projects.
Product Characteristics
High‑strength cast‑aluminium alloy housing, premium internal components with imported German FUCHS hydraulic oil for long service life
Built‑in mechanical hold‑open function, door can be held at target opening angle for convenient temporary open‑door passage
Selectable EN3 / EN4 power‑rating for 60‑80KG door weight, max door width up to 1100mm, max opening angle 180‑degree
Two‑valve independent adjustment for closing speed and latching speed, passed 500,000‑cycle durability test, meets BS EN1154 requirement
Supports multiple mounting configurations: standard arm, parallel block and slide‑arm installation; compatible with wooden, metal, steel 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 aluminium housing and internal hydraulic‑spring components
Bulk wholesale supply for architectural construction and door‑control hardware tender projects; multiple power‑size and surface‑finish custom options available
2D installation drawing and product performance specification datasheet available for tender submission documentation
Frequently Asked Questions
How does hold‑open function work on DC‑003?
DC‑003 adopts mechanical hold‑open design. When you swing door to preset opening angle, the mechanism locks to keep door open; push door slightly further or pull back to release lock, door resumes automatic closing cycle.
What power‑size options are available for DC‑003?
DC‑003 provides EN3 and EN4 optional power‑size, suitable for door weight 60‑80KG and maximum door width 1100 mm.
What mounting types does DC‑003 support?
DC‑003 supports standard arm installation, parallel block mounting and slide‑arm installation for various field installation conditions.
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