![6FT Firewire High Speed IEEE 1394 Firewire 800 to Firewire 400 Cable, 1394B 800-400 IEEE 9 Pin Male to 4 Pin Male Cable for MacBook Pro, Mac Mini, iMac PC, Digital Cameras, SLR - Walmart.com 6FT Firewire High Speed IEEE 1394 Firewire 800 to Firewire 400 Cable, 1394B 800-400 IEEE 9 Pin Male to 4 Pin Male Cable for MacBook Pro, Mac Mini, iMac PC, Digital Cameras, SLR - Walmart.com](https://i5.walmartimages.com/asr/a3c7f2bb-9811-47ee-b571-1b20a2ed296a.6f8b29eda283c709ed3cff3a393d4373.jpeg)
6FT Firewire High Speed IEEE 1394 Firewire 800 to Firewire 400 Cable, 1394B 800-400 IEEE 9 Pin Male to 4 Pin Male Cable for MacBook Pro, Mac Mini, iMac PC, Digital Cameras, SLR - Walmart.com
![Amazon.com: elago FireWire 400 to 800 Adapter (White) for Mac Pro, MacBook Pro, Mac Mini, iMac and All Other Computers : Electronics Amazon.com: elago FireWire 400 to 800 Adapter (White) for Mac Pro, MacBook Pro, Mac Mini, iMac and All Other Computers : Electronics](https://m.media-amazon.com/images/I/41ZUFHAmcKL.jpg)
Amazon.com: elago FireWire 400 to 800 Adapter (White) for Mac Pro, MacBook Pro, Mac Mini, iMac and All Other Computers : Electronics
![Why won't this cable work? Firewire800>Thunderbolt>USB-C. I'm trying to mount an external drive on a Mac Pro 5,1 (Mid-2010). The drive doesn't seem to be getting power. Any tips would be appreciated. Why won't this cable work? Firewire800>Thunderbolt>USB-C. I'm trying to mount an external drive on a Mac Pro 5,1 (Mid-2010). The drive doesn't seem to be getting power. Any tips would be appreciated.](https://i.redd.it/q0bia8d41ny51.jpg)
Why won't this cable work? Firewire800>Thunderbolt>USB-C. I'm trying to mount an external drive on a Mac Pro 5,1 (Mid-2010). The drive doesn't seem to be getting power. Any tips would be appreciated.
![Apple Thunderbolt to FireWire Adapter Thunderbolt Male To FireWire 800 Female, MD464LL/A | Full Compass Systems Apple Thunderbolt to FireWire Adapter Thunderbolt Male To FireWire 800 Female, MD464LL/A | Full Compass Systems](https://www.fullcompass.com/common/products/original/362887.jpg)
Apple Thunderbolt to FireWire Adapter Thunderbolt Male To FireWire 800 Female, MD464LL/A | Full Compass Systems
![Genuine FireWire 800 9 pin to 9 pin IEEE 1394 cable with firewire 9/4 Pin Adapter 6.6ft 2M white color|firewire 800|cable firewire 800cable firewire - AliExpress Genuine FireWire 800 9 pin to 9 pin IEEE 1394 cable with firewire 9/4 Pin Adapter 6.6ft 2M white color|firewire 800|cable firewire 800cable firewire - AliExpress](https://ae01.alicdn.com/kf/HTB11CzTXjnuK1RkSmFPq6AuzFXaz/Genuine-FireWire-800-9-pin-to-9-pin-IEEE-1394-cable-with-firewire-9-4-Pin.jpg_Q90.jpg_.webp)