Trolley drawbar operator for commercial and industrial doors up to 16 ft. high.
Available in 1/2 HP, 115, 230 or 460 volt, single or three phase.

• Fully covered power unit
• Dependable #48 roller-chain drive
• Efficient V-belt reduction
• Adjustable "Door Stopper"
• Easily adjustable rotary limit switch
• Emergency disconnect for manual operation
• 4" headroom required above high rise of door
• Magnetic disc brake optional
• Shipping weight 90-100 lbs.

• Instant-reverse motor with automatic reset overload
• Available in all voltages
• 24-volt control circuit
• Contactor-type magnetic reversing starter
• Three-button control - open-close-stop
• Adapted for radio controls (B-2 wiring) and electric edge or photo electric beam
• UL listed on standard models (execpt 230V/1 phase)
• Optional accessories available