Replacement Roomba iRobot 500 & 600 series PCB / motherboard replacement. This model includes RF (radio frequency) board! Replace a defective motherboard in your current Roomba or upgrade a model without RF!
Roomba iRobot 540 PCB w/ RF
Can be used to upgrade an earlier series Roomba to include the RF feature
Item Model / Model No.:540 PCB w/ RF
Shipping Weight:14.4 ounces