Aluminium Hydraulic Adjustable Door Stop Function Concealed Overhead Door Closer
📊 Basic Information
Model NO.:JL-509
Material:Aluminum Alloy
Type:Outside-mounted / Concealed
Door Width:1200mm
Door Weight:35kg-65kg
Force:En3
Functions:Stop, Delay, Adjustable
Color:Silver / Black / White / Gold / Brown
Speed Adjust:2 Stage Adjustment
Origin:China
⚙️ Product Parameters
| Specification Item |
Details |
| Application | Wood door, Steel door, Aluminum door, Fire door |
| Adjust-speed | 2 adjustable speed (180° to 20° & 20° to 0°) |
| Hold Open | Optional Function |
| Back Check | Yes |
| Delay Function | Yes |
| Packing | 1 pc per box, 10-20 pcs per carton |
| Production Time | 20-30 days |
📦 Packaging & Shipping
- Single Package: One pc pack in one box.
- Bulk Package: 10 boxes pack in one carton.
- Gross Weight: 23.000kg per carton.
- Carton Size: 48.00cm * 23.00cm * 23.00cm.
🏢 Professional Manufacturing
🤝 Exhibition Showcase
❓ Frequently Asked Questions
What is the weight range this door closer can handle?
The JL-509 model is designed for doors weighing between 35kg and 65kg.
Is the closing speed adjustable?
Yes, it features two independent speed adjustment valves, covering 180° to 20° and 20° to 0°.
What materials are used in its construction?
The body is made of high-strength Aluminum Alloy with an iron arm for durability.
Can it be used on fire exit doors?
Yes, it is suitable for various applications including fire exits, offices, hotels, and schools.
Do you provide samples?
Yes, samples are available with a lead time of approximately 7 days.
What is the MOQ for customized logos?
The Minimum Order Quantity (MOQ) is generally 500 pieces for standard orders.