LiftMaster MAXUM TDC trolley operators are recommended for sectional doors (standard lift). Standard duty cycle and extended duty cycle applications.
Model | Max Door Weight | Volatge/Phase | Equivalent Horsepower | NEMA 4X | Cycles per day | TDC7S1BMC | 700 lbs. | 120Vac 1 PH / 240Vac 1/3PH* | 1/2 HP | - | Standard Duty up to 90 Cycles a Day | TDC7S4BMC | 700 lbs. | 480Vac 3PH | 1/2 HP | - | Standard Duty up to 90 Cycles a Day | TDC12S1BMC | 1200 lbs. | 120Vac 1 PH / 240Vac 1/3PH* | 3/4 HP | - | Standard Duty up to 90 Cycles a Day | TDC12S4BMC | 1200 lbs. | 480Vac 3PH | 3/4 HP | - | Standard Duty up to 90 Cycles a Day | TDC12X1BMC | 1200 lbs. | 120Vac 1 PH / 240Vac 1/3PH* | 3/4 HP | - | Extended Duty** up to 150 Cycles a Day | TDC12X4BMC | 1200 lbs. | 480Vac 3PH | 3/4 HP | - | Extended Duty** up to 150 Cycles a Day | TDC22X1BMC | 2200 lbs. | 120Vac 1 PH / 240Vac 1/3PH* | 1 & 1.5 HP | - | Extended Duty** up to 150 Cycles a Day | TDC22X4BMC | 2200 lbs. | 480Vac 3PH | 1 & 1.5 HP | - | Extended Duty** up to 150 Cycles a Day | TDC maximum door height is up to 24 feet.
*Convertible to 208Vac 3PH or 600Vac 3PH via transformer, ordered separately.
**Extended Duty is formerly known as Heavy Industrial Duty or Gear Head.
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