nihao electrical appliance co.,ltd

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1. 2000 series door closer

1. 2022AW, 2023AW 2024AW closers, which can be installed in the door frame,
2. They have transfer speed valve each from head to foot, left/right-hand all is suitable.
3. 2022AW, 2023AW 2024AW, The ones that has closing and latching two sections ...

2. 5000 SERIES DOOR CLOSER

1. 5000 series door closers are ones of provided with closing, latching, buffering, time delaying and two adjustable valves and three adjustable valves or four adjustable valves.

2. With adjustable function of shutdown strength.

3. Installati ...

3. 8000 series door closer

1. 8000 series has aluminum die casting crust & aluminum crust total 2 kinds
2. Closing & latching speed can be adjusted Has the buffer function after door 65degree opened, and the function can be adjustable.
3. Has delay function from 180 ...