China Door Hardware Automatic Sliding Hydraulic Door Closer UL10c 3 Hours Fire Rated (OB03)

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Product Description

Basic Information
Model NO.
OB03
Material
Cast Iron
Type
Door Closer
Installation
Standard
Function
Adjustable
Standard
American Standard
Door Width
1400mm
Door Weight
120~180Kg
Temperature
-30℃ to 60℃
Durability Test
2,000,000 Cycles
Max. Open Angle
180°
Capacity
5,000,000 PCS/Year
Product Description
01
American style, steel body, heavy duty long life time design for premium performance.
02
Main arm and side arm are specifically designed for heavy doors, featuring both hold-open and non hold-open functions.
03
Four-valve control system integrated with delay action and back check functionality.
04
Power size is fully adjustable from range 1 to 6 to suit various door requirements.
05
ITS (ETL) PT1 certified with a proven 2 million cycles' life span for maximum durability.
Frequently Asked Questions
What certificates are available for this product?
We provide CE, UL, ANSI, UKCA, BHMA, and CERTIFIRE certificates. All products strictly follow international standards.
Do you support custom manufacturing (OEM/ODM)?
Yes, we fully accept both OEM and ODM orders to meet specific customer requirements.
Is it possible to receive samples before placing a bulk order?
Certainly, we can provide samples for quality checking and verification purposes.
What is the typical delivery timeframe?
The standard delivery time is approximately 30 days.
What are the accepted payment terms?
Our standard payment terms include T/T, L/C, and D/P.
What kind of quality warranty is provided?
We offer a comprehensive 5-year quality guarantee for our door closer products.

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