Home Light Commercial Hardware Surface-Mounted Automatic Hydraulic Door Closer

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Product Description

Overview & Basic Info
Model NO.503
MaterialAluminum Alloy
TypeDoor Closer
FunctionStop, Fixed, Delay, Adjustable, Buffered
Door Width950mm
Door Weight45~65Kg
InstallationStandard, Top-Jamb Parallel Arm
StandardsUL Listed, CE Certified, American Standard
Product Description

Surface-Mounted Automatic Hydraulic Door Closer

This high-performance aluminum alloy door closer is engineered for durability and reliability. It is ideal for home, light commercial, and fire exit applications, ensuring smooth and silent closure every time.

500,000 Endurance Cycles
Adjustable Closing & Latching
Extreme Temp: -30°C to 60°C
Anti-Corrosion Material
Technical Parameters
Size223 * 206 * 19 mm
Door Weight Range45 - 65 kg
Hold-Open FunctionOptional (with Hold Open Slide Arm)
Feedback FunctionNormally Open or Normally Closed signal
Linkage FunctionDC24V Working state, auto release on power off
Product Showcase
Door Closer 1
Door Closer 2
Door Closer 3
Door Closer 4
Dimensional Drawing

Key Advantages

Advantages
Professional Manufacturing

Specializing in high-quality door hardware, we focus on fashionable designs and effective service. Every product undergoes rigorous quality control throughout the mass-production process.

Factory Production Line 1 Production Line 2 Production Line 3
Frequently Asked Questions
Q1: What certifications do these door closers have?
A: Our products are CE and UL certified, following international standards such as EN/CE, UL, and ANSI.
Q2: Can the closing speed be adjusted?
A: Yes, it features two separate valves for adjustable closing and latching speeds to suit your environment.
Q3: What is the maximum door weight this model can handle?
A: Model 503 is designed for doors weighing between 45kg and 65kg with a width of up to 950mm.
Q4: Is it suitable for outdoor use in cold climates?
A: Yes, the hydraulic system is built to work effectively in temperatures ranging from -30°C to 60°C.
Q5: Do you accept OEM or ODM orders?
A: Absolutely. We have over 10 years of experience in architectural hardware and specialize in OEM/ODM cooperation.
Q6: What is the estimated product lifespan?
A: Our door closers are guaranteed for 500,000 endurance cycles, ensuring long-term reliability.

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