Shanghai Fengnan International Trading Co., Ltd.
Main products:Security,Auto Accessories
Contact Us
  • Contact Person : Mr. Deng Robert
  • Company Name : Shanghai Fengnan International Trading Co., Ltd.
  • Tel : 86-21-31179172
  • Fax : 86-21-54235256
  • Address : Shanghai,Shanghai,Room 417,Building 1.No.118,Daye highway,Jinhui Town,Fengxian District,Shanghai
  • Country/Region : China

Door closer Door lock Applicable Doors with 25-45kg

Door closer Door lock Applicable Doors with 25-45kg
Product Detailed
Door Closer,Panic Device suit for door weight 25-145kgs

Model 503

Legth*Width*Height(mm) 223*44 *72

Dimension of installation(mm) 19x206(mm)

Weigth of door(kg) 40-65(kg)

Function Adjustable Closing & Latching speed


·UL Listed,1 Million Cycles In Endurance Are Guaranteed, 5 Years Warrant.

·Universal Application, Designed For All Standard Installation.

·Power Size Range:1~5 In Various Coser Body.

·Two Separte Valves For Close & Latch Speed Adjustment.

·Optional Back Check Function.

·Optional Built-In HOLD Open type:501D,502D,503D

·High Quality Hydraulic Fluid, Low Freezing-point,Door Closer Operates Smoothly Form Temperature Of -30°C To 40°C.


·Dual Valve, Closting And Latching Speed Controlled By Two Separate Requlating Valves.

·Universal Applicatin:Standard, Top-Jamb, Parallel Arm Installations.

·Standard Packing no include Parallel Arm Bracket. The bracket be provided upon request.

·Reionforced Type Adjustable Tube Arm.

·Rack and Pinion Operation Contained in a High Tensile Precision Cast aluminum Housing For The Highest Quality.

·High Quality Hydraulic Fluid for High Lubricity and Constant lubrication.

·Optional Back Check (503BC,504BC,505BC), Controlled by Separate Regulating Value.

·Finish Selection:Silver(Alum), Bronze(Duro),Gold. Any Other Finishes Is available Upon Request.

Classification & Glossary

·502:Size 2.

·502D:Size2,Built in HOLD Open type

·503BC:Size 3,Back Check.

Optional Items:

·C:Decorative P.V.C Cover for 502,503,504 type,Steel Cover for 502 type only.

·P:Parallel Arm Bracket.

·BC:Back Check

Dimension of installation(mm)19x168(mm)
Weigth of door(kg)25-45(kg)
FunctionAdjustable Closing & Latching speed
·UL Listed,1 Million Cycles In Endurance Are Guaranteed, 5 Years Warrant.·Universal Application, Designed For All Standard Installation.·Power Size Range:1~5 In Various Coser Body.·Two Separte Valves For Close & Latch Speed Adjustment.·Optional Back Check Function.·Optional Built-In HOLD Open type:501D,502D,503D·High Quality Hydraulic Fluid, Low Freezing-point,Door Closer Operates Smoothly Form Temperature Of -30°C To 40°C.Feature:·Dual Valve, Closting And Latching Speed Controlled By Two Separate Requlating Valves.·Universal Applicatin:Standard, Top-Jamb, Parallel Arm Installations.·Standard Packing no include Parallel Arm Bracket. The bracket be provided upon request.·Reionforced Type Adjustable Tube Arm.·Rack and Pinion Operation Contained in a High Tensile Precision Cast aluminum Housing For The Highest Quality.·High Quality Hydraulic Fluid for High Lubricity and Constant lubrication.·Optional Back Check (503BC,504BC,505BC), Controlled by Separate Regulating Value.·Finish Selection:Silver(Alum), Bronze(Duro),Gold. Any Other Finishes Is available Upon Request.Classification & Glossary·502:Size 2.·502D:Size2,Built in HOLD Open type·503BC:Size 3,Back Check.Optional Items:·C:Decorative P.V.C Cover for 502,503,504 type,Steel Cover for 502 type only.·P:Parallel Arm Bracket.·BC:Back Check

Door closer Door lock Applicable Doors with 25-45kg

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