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Zhejiang Dorrenhaus Hardware Industrial Co., Ltd.
Zhejiang Dorrenhaus Hardware Industrial Co., Ltd. Focusing on door closer manufacturing CE and UL listed | Supplier to top brand
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Light Duty Automatic Sliding Door Closer Overhead Hydraulic Open Angle 120 Degree

Zhejiang Dorrenhaus Hardware Industrial Co., Ltd.
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Light Duty Automatic Sliding Door Closer Overhead Hydraulic Open Angle 120 Degree

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Brand Name : DORHAUS, Dorrenhaus

Model Number : D303SH

Certification : ISO9001:2015

Place of Origin : China

MOQ : 100 sets

Price : USD9.00-USD10.00 per set

Payment Terms : D/P, L/C, , T/T, Western Union, MoneyGram

Supply Ability : 20,000sets / month

Delivery Time : around 30 days

Packaging Details : 1set in 1 paper box, 20sets in carton of 430*260*300mm, 24ctns in 1 wooden pallet size: 110*85cm

Primary Keyword : Automatic Sliding Door Closer

Width Suitabler : 850mm

Assurance Period : 3years

Closing Force : #2

Door Weight : 20-35kg

Alternative Function : Hold Open

Open Angle : 120 degree

Suitable Temp. : -40 ℃ to 45 ℃

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Light Duty Automatic Sliding Door Closer Overhead Hydraulic Open Angle 120 Degree

  • Lightest and smallest sliding arm door closer for home
  • Dorrenhaus - Focusing on manufacturing door closers
  • Smooth operation, no oil leakage and abnormal sound


Dorrenhaus automatic door closer D303SH with sliding arm is of size 3 spring power,
compared with the regular arm and top jamb overhead mounting methods, its power
efficiency is the lowest, approximately 50% less, i.e. only size 2 closing force.

1. Material: casting aluminum closer shell, anodized aluminum sliding track arm
2. Double Valves Controls Closing and Latching speed separately after installation.
3. With UL Certified Aluminum Door Closer Body, Light Duty and Small Size
4. Core Competitive Superiority: Chinese style, China’s biggest sell model
5. Fuchs Brand Lubricants especially for qualified door closer constant lubrication.
6. Closer Appearance: Square and smaller body, Classic and Gracious
7. Hydraulic Structure: powder bearing, rack and pinion type door closer
8. Popular model suitable for light duty interior applications, such as School Janitor
Closet or Residential Restroom Door etc.
9. Properties of product and tested life cycles meet UL 228 standard, life cycles of
200,000 plus

7 years cooperative manufacturer of world's famous security trade mark


Finishes: Painted - Silver, Bronze, White, Gold, Black, Brown

* SPRING THRUST, EASY CLOSING: aluminum sliding track arm will not impact opening,
meanwhile shut doors gradually to allow for graceful extry and exit
* SOFT, NO NEED TO CLOSE MANUALLY: allow the door do the work, enjoy self-driven
closing and latching, maintain quiet and security.



Model No.

Width
Range

Weight
Limit

Closer Spec.
(LxWxH)

Installation Dim.


D303SH

850mm20-35kg167*37*56.5mm153*19mm

Opening
Angle

Closing
Force

Life Cycles
Tested

Production
Standard


Function Optional

120ºsize 2200,000


UL 228

Hold Open Unit





Product Tags:

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