4 Post Open Frame Rack 25U

25U 4-Post SmartRack Open Frame Rack - Organize and Secure Network Rack Equipment

Model Number: SR4POST25

  • 25U 4-post open frame rack
  • Black steel with square, numbered mounting holes
  • Toolless button holes to accept PDUs or cable managers

SmartRack 4-post open frame racks are ideal for cost conscious 19 inch rack mount applications. Multiple units can be bolted together side by side.

Key Features

  • Supports 1000lbs of rackmount equipment
  • Adjustable mounting depth (22 to 39 inches)
  • Textured powder coat finish
  • Heavy-duty cold-rolled steel construction
  • Numbered mounting positions
  • Bolt down provisions
  • Self squaring design
  • Black finish
  • Easy assembly

Package Includes

  • SR4POST25
  • Installation hardware
  • 32x pieces of M6 cage nuts, screws, and washers for equipment mounting
  • Cable management hooks
  • Owner's manual with warranty information

General Info

Product Group RACKS


Style 4-Post


Installed Whole System Maximum Rack Depth (in.) 39.3
Installed Whole System Maximum Rack Depth (cm) 99.82
Installed Whole System Minimum Rack Depth (in.) 22
Installed Whole System Minimum Rack Depth (cm) 55.88
Rack Height 25U
Shipping Dimensions (hwd / in.) 4.13 x 5.71 x 56.5
Shipping Dimensions (hwd / cm) 10.5 x 14.5 x 143.51
Shipping Weight (lbs.) 46
Shipping Weight (kg) 20.7
Unit Dimensions (hwd / cm) 125.2 x 51.3 x 55.9~99.8 (depth adjustable)
Unit Dimensions (in.) 49.3 x 20.2 x 22~39.3 (depth adjustable)
Unit Weight (lbs.) 45
Unit Weight (kg) 20.25
Unit Dimensions (cm) 125.2 x 51.31 x 55.88~99.1 (depth adjustable)
Color Black
Weight Capacity - Stationary (lbs.) 1000
Weight Capacity - Stationary (kg) 453.6


Grounding Lug Included screws, nuts, and washers secure user-supplied grounding wire to Front or Back frames


NOM (Mexico) Tested to NOM (Mexico)
Approvals EIA-310-D, IEC 60297-3-100, DIN 41494, RoHS


Product Warranty Period (Worldwide) 5-year limited warranty

† Tripp Lite uses primary and third-party agencies to test its products for compliance with standards. See a list of Tripp Lite's testing agencies.

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[FAQ-993] Does the SR4POST25 come apart?

This rack ships disassembled, so yes it can come part. [Last Updated: Oct 23, 2013]

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[FAQ-1061] Will the SR4POST25 support casters?

Yes. The SR4POST25 will work with SRCASTER. [Last Updated: Oct 23, 2013]

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