Knowledge Search
Download document () of 20
Clear selection
Download selection
We make what matters work*
Submit form in new Tab
Digital
Services
Markets
170961867
Industry-first collaboration
Learn how we’ve joined forces with Siemens Energy to fast-track data center construction and reduce deployment timelines by up to two years.
Support
1010067800
Part number search >
Search for catalog numbers
Company
Eaton Experience Center Shanghai, China
Explore our Global Experience Locations
MyEaton

Favorites

Manage favorites

SR48UBEXPNDNR3

SmartRack 48U Standard-Depth 4-Post Premium Open Frame Rack with No Sides, Doors or Roof

Product specifications
Add a free sample to the cart
Contact me about this product
Live chat

General specifications

Product Name
Eaton Tripp Lite series SmartRack 4-post open frame rack
Catalog Number
SR48UBEXPNDNR3
UPC
037332178978
Product Length/Depth
43 in
Product Height
89 in
Product Width
23.63 in
Product Weight
163 lb
Compliances
RoHS
CE Marked
Certifications
UL 60950-1
Product Type
4-Post open frame rack

Features

Product Highlights
Standard 24" (600mm) width and 42" (1050mm) depth for optimizing floor space
Ships fully assembled
48U SmartRack Premium open frame rack (no sides, doors or roof)
Preinstalled heavy duty 3" casters and leveling feet
Includes 50 pieces of M6 cage nuts and 50 pieces of M6 screws (equipment mounting hardware)
4 interior vertical posts with unthreaded square hole openings
3500 lbs (1588 kgs) stationary / 3500 lbs (1588 kgs) rolling load capacity
Features
Flex Center

Physical specifications

Color
Black
Rack Height
48U
Rack Depth
Standard

Export product specification

Register your product
Register your rack with us.
Technical support
Please call (800) 356-5737 or click the link above to use our online technical support knowledge base.

Brochures

Drawings

Manuals and user guides

Note: If file(s) are missing from the .zip download then the file type is not supported by bulk download.

Designed to work together

Discover other Eaton products and accessories built to enhance this product.

  • SRXFAN3U

    SRXFAN3U

    SmartRack 3U Fan Panel - 3 208-240V high-performance fans; 315 CFM; C14 inlet

  • SRSHELF4PKYBD

    SRSHELF4PKYBD

    SmartRack Keyboard Shelf (25 lbs / 11.3 kgs capacity; 16 in / 406 mm Deep)

  • SRSHELF4PSLHD

    SRSHELF4PSLHD

    SmartRack Heavy-Duty Sliding Shelf (200 lbs / 90.7 kgs capacity; 28.3 in/719 mm Deep)

  • SRBOLTDOWN

    SRBOLTDOWN

    SmartRack Bolt-Down Kit - Secures stabilizing brackets or plates to facility floor

  • SRCABLEDUCT1UHD

    SRCABLEDUCT1UHD

    SmartRack 1U High Capacity Horizontal Cable Manager - Finger duct with dual-hinge cover

  • SRSTABILIZE

    SRSTABILIZE

    SmartRack Anti-Tip Stabilizing Plate Kit - Provides extra stability for standalone enclosures

  • SR1UPANEL50

    SR1UPANEL50

    SmartRack 1U Blanking Panel Kit, Toolless-Mounting, 50 pieces

  • SR48SIDE

    SR48SIDE

    SmartRack Side Panel with Key-Locking Latches for Tripp Lite 48U Server Rack Cabinet, 1 Panel

  • SRCABLEDUCT2UHD

    SRCABLEDUCT2UHD

    SmartRack 2U High Capacity Horizontal Cable Manager - Finger duct with dual-hinge cover

  • SRSHELF4PHD

    SRSHELF4PHD

    SmartRack Heavy-Duty Fixed Shelf (250 lbs / 113.4 kgs capacity; 26 in/660 mm Deep)

  • UPSHDEARKIT

    UPSHDEARKIT

    Heavy-Duty 2-post Front Mounting Ear Kit

  • SRCABLELADDER

    SRCABLELADDER

    SmartRack 10-ft. x 1-ft. (3 m x 0.3 m) Cable Ladder, 2 sections - SRCABLETRAY/SRLADDERATTACH needed

  • SRCABLERING2U

    SRCABLERING2U

    SmartRack 2U Horizontal Cable Manager - Flexible ring type

  • SRCABLERING1U

    SRCABLERING1U

    SmartRack 1U Horizontal Cable Manager - Flexible ring type

  • SRCAGENUTS

    SRCAGENUTS

    SmartRack Square Hole Hardware Kit with 50 M6 screws and washers

  • SRCABLETRAY

    SRCABLETRAY

    SmartRack Roof-Mounted Cable Trough - Provides cable routing and power/data cable segregation

  • 4POSTRAILKIT1U

    4POSTRAILKIT1U

    SmartRack 4-Post 1U Universal Adjustable Rack-Mount Shelf Kit

  • SRCABLEDUCT1U

    SRCABLEDUCT1U

    SmartRack 1U Horizontal Cable Manager - Finger duct with cover

  • SRCABLETRAYEXP

    SRCABLETRAYEXP

    SmartRack Roof-Mounted Cable Trough Vertical Expansion Plates - Requires SRCABLETRAY

  • SRCAGENUTS1224

    SRCAGENUTS1224

    SmartRack Square Hole Hardware Kit with 50 pcs 12-24 screws and washers

  • SRFAN3U

    SRFAN3U

    SmartRack 3U Fan Panel - 3-120V high-performance fans; 210 CFM; 5-15P plug

  • SRSHELF2P1U

    SRSHELF2P1U

    SmartRack 1U Cantilever Fixed Shelf (40 lbs / 18.1 kgs capacity; 12-in. / 305 mm Deep)

  • SR1UPANEL10

    SR1UPANEL10

    SmartRack 1U Blanking Panel Kit, Toolless-Mounting, 10 pieces

  • SRCAGENUT5MM

    SRCAGENUT5MM

    SmartRack Square Hole Hardware Kit with 50 M5 screws and washers

  • SRSHELF2P

    SRSHELF2P

    SmartRack 2U Cantilever Fixed Shelf (60 lbs / 27.2 kgs capacity; 18-in. / 457 mm Deep)

  • SRXFAN3U

    SRXFAN3U

    SmartRack 3U Fan Panel - 3 208-240V high-performance fans; 315 CFM; C14 inlet

  • SRSHELF4PKYBD

    SRSHELF4PKYBD

    SmartRack Keyboard Shelf (25 lbs / 11.3 kgs capacity; 16 in / 406 mm Deep)

  • SRSHELF4PSLHD

    SRSHELF4PSLHD

    SmartRack Heavy-Duty Sliding Shelf (200 lbs / 90.7 kgs capacity; 28.3 in/719 mm Deep)

  • SRBOLTDOWN

    SRBOLTDOWN

    SmartRack Bolt-Down Kit - Secures stabilizing brackets or plates to facility floor

  • SRCABLEDUCT1UHD

    SRCABLEDUCT1UHD

    SmartRack 1U High Capacity Horizontal Cable Manager - Finger duct with dual-hinge cover

  • SRSTABILIZE

    SRSTABILIZE

    SmartRack Anti-Tip Stabilizing Plate Kit - Provides extra stability for standalone enclosures

  • SR1UPANEL50

    SR1UPANEL50

    SmartRack 1U Blanking Panel Kit, Toolless-Mounting, 50 pieces

  • SR48SIDE

    SR48SIDE

    SmartRack Side Panel with Key-Locking Latches for Tripp Lite 48U Server Rack Cabinet, 1 Panel

  • SRCABLEDUCT2UHD

    SRCABLEDUCT2UHD

    SmartRack 2U High Capacity Horizontal Cable Manager - Finger duct with dual-hinge cover

  • SRSHELF4PHD

    SRSHELF4PHD

    SmartRack Heavy-Duty Fixed Shelf (250 lbs / 113.4 kgs capacity; 26 in/660 mm Deep)

  • UPSHDEARKIT

    UPSHDEARKIT

    Heavy-Duty 2-post Front Mounting Ear Kit

  • SRCABLELADDER

    SRCABLELADDER

    SmartRack 10-ft. x 1-ft. (3 m x 0.3 m) Cable Ladder, 2 sections - SRCABLETRAY/SRLADDERATTACH needed

  • SRCABLERING2U

    SRCABLERING2U

    SmartRack 2U Horizontal Cable Manager - Flexible ring type

  • SRCABLERING1U

    SRCABLERING1U

    SmartRack 1U Horizontal Cable Manager - Flexible ring type

  • SRCAGENUTS

    SRCAGENUTS

    SmartRack Square Hole Hardware Kit with 50 M6 screws and washers

  • SRCABLETRAY

    SRCABLETRAY

    SmartRack Roof-Mounted Cable Trough - Provides cable routing and power/data cable segregation

  • 4POSTRAILKIT1U

    4POSTRAILKIT1U

    SmartRack 4-Post 1U Universal Adjustable Rack-Mount Shelf Kit

  • SRCABLEDUCT1U

    SRCABLEDUCT1U

    SmartRack 1U Horizontal Cable Manager - Finger duct with cover

  • SRCABLETRAYEXP

    SRCABLETRAYEXP

    SmartRack Roof-Mounted Cable Trough Vertical Expansion Plates - Requires SRCABLETRAY

  • SRCAGENUTS1224

    SRCAGENUTS1224

    SmartRack Square Hole Hardware Kit with 50 pcs 12-24 screws and washers

  • SRFAN3U

    SRFAN3U

    SmartRack 3U Fan Panel - 3-120V high-performance fans; 210 CFM; 5-15P plug

  • SRSHELF2P1U

    SRSHELF2P1U

    SmartRack 1U Cantilever Fixed Shelf (40 lbs / 18.1 kgs capacity; 12-in. / 305 mm Deep)

  • SR1UPANEL10

    SR1UPANEL10

    SmartRack 1U Blanking Panel Kit, Toolless-Mounting, 10 pieces

  • SRCAGENUT5MM

    SRCAGENUT5MM

    SmartRack Square Hole Hardware Kit with 50 M5 screws and washers

  • SRSHELF2P

    SRSHELF2P

    SmartRack 2U Cantilever Fixed Shelf (60 lbs / 27.2 kgs capacity; 18-in. / 457 mm Deep)

View more View less
Eaton is an intelligent power management company dedicated to improving the quality of life and protecting the environment for people everywhere. We are guided by our commitment to do business right, to operate sustainably and to help our customers manage power ─ today and well into the future. By capitalizing on the global growth trends of electrification and digitalization, we’re accelerating the planet’s transition to renewable energy and helping to solve the world’s most urgent power management challenges.
Company
Quick links
© 2026 Eaton. All Rights Reserved.