Dorma Arm Door Closer
Brand Name: Dorrenhaus, DORHAUS
Certification: UL228, ISO9001:2015
Model Number: D503
Minimum Order Quantity: 500 pieces
Packaging Details: 1 piece in 1 paper box, 10 pieces in carton of 445*280*178mm, 40ctns in 1 wooden pallet size: 116*92cm
Delivery Time: around 5 weeks
Payment Terms: D/P, L/C, , T/T, Western Union, MoneyGram
Supply Ability: 20,000 pieces per month
Overview
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USAGE: Perfect for light commercial and residential entrances such as offices, storage closets, and other public places. Use on doors weighing up to 150 lbs, Manufactured from Cast Aluminum, Wrought Steel arm, Heat Treated Piston, Powder Coated Finished Body to enhance corrosion resistance, Tri-Pack (Regular, Top Jamb, and Parallel Arm Mounts) standard, Non-Handed, Adjustable Back Check Valve
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MATERIAL: Medium Duty Cast Aluminum. Wrought Steel arm. Powder Coated Finished Body to enhance corrosion resistance. Heat Treated Piston.
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CERTIFICATIONS: UL228 Listed, UL/c UL Fire Rated Listed - 3 hrs
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COMPARABLE CLOSERS: Dorex 751, C.R. Laurence DC51, Lawrence LH303
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Tri-Pack (Regular, Top Jamb, and Parallel Arm Mounts) standard, Non-Handed & adjustable closing and latch speed valves
Detail Information
| Primary Keywords: | Aluminum Door Closer | Weight Range: | 40 To 65kg |
| Open-Angle Limit: | 105 Degree | Assurance Period: | 5 Years |
| Applicable Width: | 950 Mm | Applicable Temp.: | - 40℃ To 45℃ |
| Spring Force: | # 3 | Optional Function: | Hold Open |
| High Light: |
overhead door closer, exterior door closer |
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Product Description
Fireproof Aluminum Door Closer UL Listed Speed Adjustable For All Temp. District
● UL 10C certification, fire-rated up to 3 hours
● UL 228 certification, life cycles of 200,000 plus
● No oil leakage, no abnormal noise, 3-year warranty
Ω Light and medium duty aluminum door closer UL listed for commercial door
Ω Two independent regulating valves control the closing and latching speed
Ω Hold open arm at 90º stop is for optional
Ω Rack and pinion dual heat treated, hydraulic structure, powder bearing
Ω Precise cast aluminum alloy closer body with reinforced steel Dorma arm
Ω Main aluminum material, light and strong, cost-effective for long life cycles
Ω Non-handed installation design, for regular arm and top jamb mounting
Ω Door open-angle usually set between 90º or 105º, angle limit: 105 degree
Ω Fixed spring force #3 for max. door width 950mm or door weight 40-65kg
Ω Fuchs lubricating oil, guarantee for constant running and lubrication, applicable temperature limit: - 40℃ to 45℃, suitable for all temp. district ► Trusted cooperative supplier of global first-rate security trademarks
Closer Finishes: - Silver, Brown, White, Bronze, Gold, Black * SOFT, NO MANUAL CLOSING REQUIRED: let the door do the work, enjoy automatic closing and latching, maintaining quiet and security. * ADVANCED TECHNOLOGY: smooth operation, oil-tight, noiseless * SPRING THRUST, EASY BACK: the commercial-grade arm will not impact opening, and close the door slow enough to allow for elegant entry and exit
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Type No. |
Width Suitable |
Weight Suitable |
Closer Spec. (LxWxH) |
Mounting Dim. |
|
D503 |
950mm | 40-65kg |
182*41*60.5mm |
166*19mm |
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Closing Power |
Quality Guarantee |
Fire Proof Standard |
Tested Life Cycles |
Product Authentication |
| size 3 | 3 years | UL 10C |
200,000 |
UL 228 |
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