Specifications

Rails
The following sections describe Dell EMC Networking rack rails.
Topics:
• Rack rails
• Rack rails technical details
Rack rails
For a list of switching equipment with appropriate rails, see the Quick reference section.
Table 1. Rails
Abbreviation Rail description Rack
height
Part
number
SKU Additional information
1U-S-RR Standard ReadyRail
(1)
1U N243X 770-BBGY,
770-BDRL
Standard Dell ReadyRail mounting slides.
A5. For a 434-mm (17.08-in) wide switch.
1U-R-RR Reversible ReadyRail 1U J9CKF 770-BCFQ Standard Dell ReadyRail where the rails
can be reversed. For a 434-mm (17.08-in)
wide switch.
● Bi-directional Ingress/Egress switch
installation (Install from either front or
rear of rack).
● In-rail power cord routing access and
cord stabilizer (for example, route
power cord through egress spot in the
rail itself).
1U-M-RR Modified ReadyRail 1U HRTVK 770-BCIN Similar to the Standard ReadyRail but with
the stop removed. Supports a 450 mm to
793 mm (17.72 in to 31.2 in)-rack span.
2U-S-RR Standard ReadyRail
(1)
2U 6CJRH 770-BBJF Standard B9 ReadyRail mounting slides.
Use with the Z9264F-ON, S6100-ON, or
S5296-ON products.
2U-E-RR Extended ReadyRail 2U NKFHM 575-BBMQ Must be used with the standard B9
ReadyRail but built specifically for reverse-
install scenarios. Permits an extra 9” face
offset to align with longer servers.
1U-Z93xx-RR Z9332F-ON ReadyRail 1U 08P6H 770-BDKS Use with a 438.5 mm (17.26 in)-wide
switch. Uses a different screw placement
from the standard ReadyRails. The rack
span is 17.18 to 32.30 inches (436.4 mm
to 820.4 mm).
1U-S52-
S41-12-4P
S5212F-ON & S4112-ON
Series rails. Use with the
S5212F-ON dual-tray.
1U TTVK9 N/A Use these rails with the S5212F-ON or
S4112-ON Series dual-trays in four-post
installations.
1U-EMC-3.14-
RR
EMC Gen3.14 bezel rails 1U 19T1K N/A EMC rails to use in rear-mount (I/O-side
of the switch faces the back of the
rack) four-post racks. Use with a 434-mm
(17.08-in) wide switch.
1
4 Rails