Commercial Hydraulic Door Closer Heavy Duty Adjustable Speed Surface Mounted Automatic Door Control

Commercial Hydraulic Door Closer Heavy Duty Adjustable Speed Surface Mounted Automatic Door Control Description

Heavy Duty Commercial Door Closer A durable hydraulic door closer built for frequent use. Constructed from thickened aluminum alloy for rust resistance, wear resistance, and weatherproof performance, this closer provides adjustable closing control and broad compatibility with left and right opening doors, wooden doors, metal doors, and framed glass doors. Key benefits Reliable closing control: Twostage adjustable speed regulation lets you fine tune closing and latching separately for smooth, controlled operation. Set 0 to 15 degrees for the latch stage and 15 to 180 degrees for the main closing stage. Long service life: Thickened aluminum alloy body resists corrosion and wear and helps reduce oil leakage for consistent performance over time. Easy to use: Pull the door to less than 90 degrees and it will close automatically. The closer holds the door at any angle until it is pushed closed, allowing flexible access during loading or passage. Wide compatibility: Designed for left and right opening doors and compatible with common door types and weights across three size options. Features Hydraulic twostage speed adjustment: adjust clockwise to slow, counterclockwise to speed up. Stable, wearresistant aluminum alloy construction and weatherproof finish. Works on wooden, hollow, metal, framed glass, fire, and security doors when matched to the correct size model. Suitable for both residential and commercial environments such as apartments, hotels, offices, and warehouses. Specifications Name: Heavy Duty Commercial Door Closer Material: Thickened aluminum alloy Size S Length about 145mm/0.57 inches Hole distance about 132mm/0.52 inches Weight about 0.9KG Suitable for door weight about 2545KG Ideal door width within about 900mm/3.54 inches Recommended installations: household doors, kitchen doors, bathroom doors, wooden doors, hollow doors, framed glass doors Size M Length about 175mm/0.69 inches Hole distance about 162mm/0.64 inches Weight about 1KG Suitable for door weight about 4585KG Ideal door width within about 1000mm/3.94 inches Recommended installations: household conventional doors, antitheft doors, fire doors, stainless steel doors, framed glass doors Size L Length about 202mm/0.8 inches Hole distance about 188mm/0.74 inches Weight about 1.5KG Suitable for door weight about 85105KG Ideal door width within about 1200mm/4.72 inches Recommended installations: heavier security doors, fire doors, warehouse doors Installation notes Door and door frame should be on the same plane or within 5cm/1.97 inches. If the plane distance is more than 5cm, a parallel plate reverse mounting piece is required and is not included. Supplied for right or left opening doors. Speed adjustment accessible on installation. Includes 1 automatic door closer suitable for right or left opening doors 1 screw bag Typical use scenarios Apartment entry doors where controlled closing reduces slamming while maintaining ease of access. Small commercial spaces and hotel rooms where consistent, adjustable closing preserves door and lock hardware. Warehouse service doors and security doors that require a heavy duty closer matched to a higher door weight. This hydraulic door closer offers adjustable, dependable closing for a wide range of door types and weights. Choose the S, M, or L model to match your door specifications and installation requirements.