
Dell Technologies Rail, Bracket, and Tray Guide August 2025
Dell IR7000 conversion hardware
The following section describes the Dell IR7000 conversion hardware.
For a list of switching equipment with appropriate rails, see the Quick reference section.
| Abbreviation | Rail or tray description | Rack height | Part number | SKU | Additional information |
|---|---|---|---|---|---|
| 1U-19TO21-BR | Conversion Rail kits | 1U | 1P9PD | 770-BFQN | Conversion rails: Converts standard 1U 19-inch width switch solutions to mount into the Dell IR7000 21-inch rack. |
| 2U-19TO21-BR | Conversion Rail kits | 2U | CWN12 | 770-BGBG | Conversion rails: Converts standard 2U 19-inch width switch solutions to mount into the Dell IR7000 21-inch rack. |
| 1U2U-19TO21-DCCONV-TR | Z9864F-ON PowerSwitch Tray-21 (IO/PSU DC only) | 1U/2U | NPJ1Y | 770-BGBC, 770-BFZV | The tray enables DC Busbar connectivity on the rack. You must order a DC PSU IO/PSU kit to complete installation of the switch. Insert the fully configured Z9864F-ON with IO/PSU DC PSUs and IO/PSU Fans into this tray (using standard Z9864F-ON ReadyRail). |
| 1U2U-19TO21-DCCONV-TR | Z9664F-ON PowerSwitch Tray-21 (IO/PSU DC only) | 1U/2U | HHKNT | 770-BFZT, 770-BFZS | The tray enables DC Busbar connectivity on the rack. You must order 2 DC PSUs to complete installation of the switch. Insert the fully configured Z9664F-ON with IO/PSU DC PSUs and IO/PSU Fans into this tray (using standard Z9664F-ON ReadyRail). |
| 1U2U-19TO21-DCCONV-TR | Z9432F-ON PowerSwitch Tray-21 (IO/PSU DC only) | 1U/2U | RRF86 | 770-BFZY, 770-BFZW | The tray enables DC Busbar connectivity on the rack. You must order 2 DC PSUs to complete installation of the switch. Insert the fully configured Z9432F-ON with IO/PSU DC PSUs and IO/PSU Fans into this tray (using standard Z9432F-ON ReadyRail). |
| 1U2U-19TO21-DCCONV-TR | S3248T-ON PowerSwitch Tray-21 (IO/PSU DC only) | 1U/2U | KGF3T | 770-BFZR, 770-BFZZ | The tray enables DC Busbar connectivity on the rack. You must order 2 DC PSUs to complete installation of the switch. Insert the fully configured S3248T-ON with IO/PSU DC PSUs and IO/PSU Fans into this tray (using standard S3248T-ON ReadyRail). |
| 1U2U-19TO21-DCCONV-TR | S5232F-ON/S5248F-ON PowerSwitch Tray-21 (IO/PSU DC only) | 1U/2U | W0WNR | 770-BFZX, 770-BGBB | The tray enables DC Busbar connectivity on the rack. You must order 2 DC PSUs to complete installation of the switch. Insert the fully configured S5232F-ON/ S5248F-ON with IO/PSU DC PSUs and IO/PSU Fans into this tray (using standard S5232F-ON/ S5248F-ON ReadyRail). |
1U-19TO21-BR: 1U Conversion Rail Kit (1P9PD)
Used for installation of the switch in the Dell IR7000 21-inch rack solution.

2U-19TO21-BR: 2U Conversion Rail Kit (CWN12)
Used for installation of the switch in the Dell IR7000 21-inch rack solution.

1U2U-19TO21-DCCONV-TR: PowerSwitch Tray-21 (NPJ1Y, HHKNT, RRF86, KGF3T, and W0WNR)
Used for installation of the switch in the tray, which then connects to the pre-existing DC Bus Bar on the Dell IR7000 21-inch rack solution.

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