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Yale DCR 504 Rack & Pinion Hydraulic Door Closer: Precision Engineered for EN 1154 Compliance
The Yale DCR 504 is a robust EN 1154 certified hydraulic rack & pinion door closer, designed for surface mounting on wood or metal doors up to 80kg. It delivers precise, adjustable closing and latching speed control, ensuring consistent performance over 500,000 cycles.
Quick Answer
The Yale DCR 504 excels in delivering reliable, EN 1154 compliant door control for medium-weight doors through its durable hydraulic rack & pinion mechanism.
✓EN 1154 Certified Hydraulic Performance
✓Adjustable Closing & Latching Speed Control
✓Durable 500,000 Cycle Rating
✓Non-Handed Rack & Pinion Design
✓Suitable for Doors up to 80kg / 1100mm Width
The Yale DCR 504 is a highly reliable and compliant hydraulic door closer, optimally suited for standard commercial and residential applications requiring consistent, controlled door closure without advanced features like back-check or hold-open. Its EN 1154 certification and 500,000 cycle rating underscore its robust engineering and long-term performance.
✓ Who Should Buy
- •Facilities managers needing EN 1154 compliant door control for medium-weight, non-fire-rated doorways.
- •Building owners seeking durable, low-maintenance door closers for high-traffic internal environments where advanced features are not required.
- •Contractors requiring a straightforward, non-handed hydraulic closer with adjustable speed control for efficient installation on wood or metal doors.
✕ Who Should Avoid
- •Installations requiring fire-rated door hardware due to local building codes or safety regulations.
- •Applications where door damage prevention (back-check), temporary hold-open functionality, or delayed closing action is functionally critical.
- •Doors exceeding 80kg in weight or 1100mm in width, which require a higher power-sized closer.
Product Overview
The Yale DCR 504 is a professional-grade, surface-mounted hydraulic rack & pinion door closer meticulously engineered for controlled door closure. Constructed from robust aluminium with a silver finish, this non-handed unit is designed for seamless integration with both wood and metal doors. It is rated EN Size 4, making it suitable for doors weighing up to 80 kg and with widths up to 1100 mm. Key functionalities include independently adjustable closing speed and latching speed, allowing for precise customization of the door's closing cycle to suit specific application requirements. Adhering strictly to EN 1154 standards, the DCR 504 guarantees consistent performance and a validated durability of 500,000 operational cycles.
| Brand | yale |
| Model Name | N/A |
| Category | Door Closer |
| Closer Type | Rack & Pinion |
| Series | DCR Series |
| Model Year | 2018-2026 |
| Country Of Origin | N/A |
| Intended Use | Surface Mounted Door Closer |
| Suitable For | Wood/Metal Doors |
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Engineering Analysis
The Yale DCR 504 represents a precise application of hydraulic rack & pinion mechanics for controlled door closure. At its core, the rack & pinion mechanism translates the rotational motion of the door into linear motion, which then acts upon a piston within a hydraulic cylinder. The calibrated flow of non-compressible hydraulic fluid through precisely engineered internal channels, controlled by adjustable valves, is critical. For the DCR 504, this hydraulic damping system enables independent adjustment of both closing speed (from maximum opening down to the latching point) and latching speed (the final few degrees of closure). This granular control is paramount for preventing door slamming, ensuring quiet operation, and achieving a positive, secure latch without undue force.
Compliance with EN 1154 is a fundamental pillar of the DCR 504's engineering. This European standard meticulously defines performance requirements for controlled door closing devices, encompassing aspects such as closing force, efficiency, durability, and safety in use. The DCR 504's EN Size 4 classification directly correlates to its ability to manage doors up to 80kg and 1100mm width, providing a controlled closing force suitable for its specified capacity. Furthermore, its demonstrated endurance of 500,000 operational cycles, as certified by EN 1154, validates the robust material selection (Aluminium body) and the precision manufacturing of its hydraulic components, assuring long-term reliability in high-traffic environments.
It is critical to note that the Yale DCR 504 is explicitly designated as `fire_rated: false`. Therefore, while it provides excellent general door control, it is not specified for use on fire doors where compliance with fire safety standards (e.g., EN 1634-1, typically requiring EN 1154 fire-rated closers) is mandatory. The absence of features like back-check, hold-open, and delayed action positions the DCR 504 as a streamlined solution for reliable, standard controlled closing, optimized for scenarios where these additional functionalities are not a design prerequisite.
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Engineering Analysis
The Yale DCR 504 represents a precise application of hydraulic rack & pinion mechanics for controlled door closure. At its core, the rack & pinion mechanism translates the rotational motion of the door into linear motion, which then acts upon a piston within a hydraulic cylinder. The calibrated flow of non-compressible hydraulic fluid through precisely engineered internal channels, controlled by adjustable valves, is critical. For the DCR 504, this hydraulic damping system enables independent adjustment of both closing speed (from maximum opening down to the latching point) and latching speed (the final few degrees of closure). This granular control is paramount for preventing door slamming, ensuring quiet operation, and achieving a positive, secure latch without undue force.
Compliance with EN 1154 is a fundamental pillar of the DCR 504's engineering. This European standard meticulously defines performance requirements for controlled door closing devices, encompassing aspects such as closing force, efficiency, durability, and safety in use. The DCR 504's EN Size 4 classification directly correlates to its ability to manage doors up to 80kg and 1100mm width, providing a controlled closing force suitable for its specified capacity. Furthermore, its demonstrated endurance of 500,000 operational cycles, as certified by EN 1154, validates the robust material selection (Aluminium body) and the precision manufacturing of its hydraulic components, assuring long-term reliability in high-traffic environments.
It is critical to note that the Yale DCR 504 is explicitly designated as `fire_rated: false`. Therefore, while it provides excellent general door control, it is not specified for use on fire doors where compliance with fire safety standards (e.g., EN 1634-1, typically requiring EN 1154 fire-rated closers) is mandatory. The absence of features like back-check, hold-open, and delayed action positions the DCR 504 as a streamlined solution for reliable, standard controlled closing, optimized for scenarios where these additional functionalities are not a design prerequisite.