Commercial Dumbwaiter Optional Features

 

• Speeds up to 300 feet/minute.
• Lifting distances up to 300 feet.
• Self supporting tower: a structure consisting of four corner angles rigidly braced that will support the dumbwaiter and avoid imposing loads except at the base.
• Power operated doors and gates. The doors and gates can be motorized so that they can automatically open and close.
• Variable frequency and vector based drive systems.
• Security systems:
  • Key locks
  • Keypads
  • Interfaces to external security systems