"An old power cable. Looks to still have all its connections intact."
Power Cable (電力ケーブル denryoku kēburu ) is an item in Resident Evil 7: Biohazard.
Approaching the corner of the room where the Power Cable is will cause Fat Molded to spawn. The Power Cable is meant to be used in the elevator to restore power to it allowing access to floor S2.
The Power Cable is located in the Sick Bay on Wrecked Ship 3F, in the corner of the room.