Elevator Main Board KM763640G01 LCECPU NC BOARD V3F18 Options:Chip Solo if the door motor is

if the door motor is  asynchronous

with just the console board and connection cable

white-space:pre-wrap

Please purchase accordingly

Buffer provides absorption to avoid elevator car or counterweight from hitting bottom or top to protect safety for passengers and devices

Elevator Main Board KM763640G01 LCECPU NC BOARD V3F18 Options:Chip Solo if the door motor isModel No.: KM763640G01 (KM763643H04) Please note that this elevator main board comes with a black chip (as shown in the picture). There is a card slot next to the black chip for a yellow chip. You can use the yellow chip on the original board. If this old chip is lost or damaged, there is an option you can purchase the chip alone.