Western Digital Blue WD40EZAZ 4 TB Hard Drive - 3.5" Internal - SATA (SATA/600) - Desktop PC, All-in-One PC Device Supported - 5400rpm - 2 Year Warranty - Bulk-WD40EZAZ : Available at
LaCie 4TB Rugged USB-C Portable Hard Drive - Apple (CA)
Amazon.com: Hitachi Ultrastar 7K4000 4 Terabyte 4TB SATA 7200RPM 64MB Hard Drive - 0F14683 (Renewed) : Electronics
Refurbished: Dell 400-ATKN 4 TB Hard Drive - 3.5" Internal - SATA (SATA/600) Desktop Internal Hard Drives - Newegg.ca
WD My Passport WDBPKJ0040BBK-WESN 4 TB Portable Hard Drive - External - Black WDBPKJ0040BBK-WESN - DeployDepot.ca
WD Red Plus WD40EFPX 4 TB Hard Drive - 3.5" Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method WD40EFPX - DeployDepot.ca
Western Digital Black WD4005FZBX 4 TB Hard Drive - 3.5" Internal - SATA (SATA/600) - Desktop PC, All-in-One PC Device Supported - 7200rpm - 5 Year Warranty - TAA Compliance-WD4005FZBX : Available
HP - hard drive - 4 TB - SATA 6Gb/s
Danger! Beware of 4 terabyte portable hard drives - Photofocus
Seagate FireCuda ST4000DX005 4 TB Hard Drive - 3.5" Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method ST4000DX005 - DeployDepot.ca
Seagate Exos 7E8 ST4000NM005A - hard drive - 4 TB - SAS 12Gb/s - ST4000NM005A - Internal Hard Drives - CDW.ca
Seagate - Psg Single 4 TB Hard Drive SkyHawk SATA 6 Gbps with 64 MB Cache - 3.5 in. | Walmart Canada