M a n a r a s P r o d u c t s
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| Jackshaft Operators Trolley Operators Slider Operators Jackshaft operators are used on any door with a shaft, sprockets and chain as a driving element. They can be installed on high lift, vertical lift, but also on specially adapted standard lift sectional doors or rolling doors and grilles. They are normally mounted on either side of the door.  click on the picture |
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| Use the Selection Chart below to choose the operator according to the type of door you want to motorize, the type of usage the door will perform and the mechanical reduction required.
 (1) Not recommended for Multiblade doors. (2) Jackshaft operators can be used on specially adapted Standard Lift Sectional Doors |
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