Designed for the opening and closing of sectional doors with standard lift or low clearance, this type of door opener attached to the ceiling is directly connected to the top panel of the door and may be disengaged during a power outage.
Products
Trolley operators
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Lift Master APT
Apartment Trolley style commercial door operators are optimal for high-cycle apartment house applications.
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Lift Master GT
Gearhead Trolley style operators employ lubricated gears and are optimal for heavy industrial, high-cycle applications.
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Lift Master T
T-style trolley door operators are optimal for general industrial applications.
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Manaras-Opera MGT
Heavy-duty industrial gear head trolley operator.
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Manaras-Opera OMT
Medium-duty trolley operator for smaller standard lift doors.
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Manaras-Opera OTBH
Heavy-duty commercial trolley operator with solenoid brake.
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Manaras-Opera OTBH-A.00
Heavy-duty commercial trolley apartment operator.
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Manaras-Opera OTBH-A.05 Extra
Premium heavy-duty commercial trolley apartment operator.
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Manaras-Opera OTBH-A.06 Silencio
Heavy-duty commercial apartment style trolley operator with solenoide brake.
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Manaras-Opera OTH
Heavy-duty commercial trolley operator.
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Manaras-Opera OTH-A.00
Heavy-duty commercial trolley apartment operator.
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Manaras-Opera OTH-A.06 Silencio
Heavy-duty commercial apartment style trolley operator.
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