The Request is for an elevator with the following specification :
No. of Stops : 4
Load : 450 KG
Doors : semi-automatic ordinary doors.
Speed : 1 meter/second
Gearless machine.
Safety devices.
semi automatic doors a re commonly used for residential purposes while centre openning doors are used for commercial buildings.
You can also get prices for 6 stops with load of 600 KG with centre-openiing doors or semi-automatic doors.