Trolley Operators from Chamberlain LiftMaster

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Typically used for standard lift sectional doors, trolley operators are available in light, medium and industrial-duty. The applications for trolley operators range from residential or light-duty applications to heavy-duty industrial applications.


		APT Low-Profile Apartment House Trolley Operator Model APT is a low-profile apartment house operator that features a resilient-mount motor, low-profile design, industrial ball bearings on the output shaft, and quiet-gliding rail spacers.


		ATS Advanced Trolley System Light-Duty Trolley Operator Model ATS is an advanced trolley system light-duty trolley operator. It features an automatic safety reverse and door stop, a maximum run timer, a heavy-duty "I-beam" configured trolley track, and an auto-reconnect trolley.


		GT Heavy Industrial-Duty Trolley Operator Model GT is a heavy industrial-duty trolley operator for standard lift sectional doors.


		MT Medium Duty Trolley Operator for Standard Lift Sectional Doors Model MT is a Medium-Duty Logic trolley operator for standard lift sectional doors. It features a high-starting torque motor, a compact design, quicket-gliding rail spacers and a quick-mount swivel header bracket.


		T Industrial-Duty Trolley Operator for Standard Lift Sectional Doors Model T is an industrial-duty trolley operator for standard lift section doors. It features a low profile and industrial ball bearings on the output shaft.