Electric Fire Door Closer - Automatic Hydraulic Soft Close for Enhanced Safety and Convenience in Commercial Buildings

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  • Designed for doors with a width of 35 inches or more and a weight up to 265 lbs, this fire door linkage closer connects to the fire power supply for automatic release and closure during power outages, with a manual button for easy operation and suitability for left or right installations.
  • Features hydraulic two-stage speed regulation valves for adjustable buffer closing and locking speeds; turn clockwise to reduce speed and counterclockwise to increase it, ensuring smooth and controlled door operations in various settings.
  • Constructed with a sturdy aluminum alloy shell, stainless steel connecting rod, steel core with copper teeth for strength, and 45 steel movement to enhance hardness, minimize oil leakage, and extend lifespan for reliable residential and commercial use.
  • Made from high-quality materials including aluminum alloy, stainless steel, and 45 steel for wear resistance, scratch resistance, anti-rust properties, and durability, improving service life and performance with reduced oil leakage probability.

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