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Fire Shutter Doors Fire-rated Roller Shutter Operator Fireproof Rolling Door Motor Wholesale Supplier Made in China Industrial Good Quality Steel Fire Rated Door Opener Residential Fire Rated Door

New patented technology, long battery life.Three-phase electricity without adjusting the phase sequence, the phase sequence automatic error correction function
Remote control and network control can be added.Connecting with smart firefighting and other functions
Standard fire-resistant metal hose makes in-stallation more time-saving and labor-saving
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防火电机_01防火电机_02The patented electronic limit motorwith the lock box, can realize the limitsetting without climbing high, avoidingto climb high or drill the ceiling to adjustthe limit twice in the later stage of the project, saving money and labour.防火电机_04