PHILIPS HUE BRIDGE 2.1 HUB MODEL #3241312018A | eBay
Philips Hue Smart Bridge 458471 - The Home Depot
Amazon.com: Replacement for Philips Hue Bridge Power Adapter 458471 2.0 2.1 1st 2nd Gen CE0979 464479 3241312018A Hub Power Cord (5V UL Listed) : Electronics